About Us

• 2024 Interlock Metal Roofing Catalog — Roof Book
• Environmental Responsibility

Roofing Guide

• Types of Roof Materials
• Asphalt Composition Shingle Roofing
• Clay Tile and Slate Roofing
• Wood Shingles and Shake Roofing
• Modern Metal Roofing
• Conclusion

Blog

• What does “Solar-Friendly” Mean?
• A few facts about Earth Day
• Quality Roof Materials
• Roofing Wind Damage
• The Effects Of Snow On Your Roof
• What is Cool Roofing?
• Problems With Your Asphalt Shingles?
• Clay or Concrete tile roof problems
• What? You Think Roofs Last Forever?
• Why Proper Roof Installation is Crucial for Your Home
• Interlock Metal Roofing Systems Are Strong
• An Interlock Metal Roofing Systems Are A Great Investment
• Minimum Roof Pitch for a Metal Roof
• Skylights for Metal Roofs​
• What is Drip Edge and Why It’s Important for Your Metal Roof
• Can you walk on a metal roof?
• 15 Most Popular Roof Types and Their Characteristics
• Maximizing Energy Efficiency: The Benefits Of Metal Roofs
• Understanding and Preventing Ice Dams: Expert Tips for Homeowners
• Installing Solar Panels with an Interlock Metal Roofing System
• Is it cheaper to put on a metal roof or shingles?
• Investing in a Sustainable Future
• Why an Aluminum Shingle Roof is the Best Choice for Homeowners Living Near the Ocean
• The Ultimate Guide to the Best Types of Metal Roofing for Your Home
• Why This Bremerton Home Chose a Roof That Doesn’t Rust
• Historic Metal Roofing Excellence: Interlock Metal Slate on the Samuel Gilbert House in Gloucester, MA
• Hon. Jill McKnight Discusses Manufacturing and Tariffs with Interlock Metal Roofing
• Extreme Roofing: Interlock Selected for Antarctic Science Base

Products

• Aluminum Roofing
• Interlock® Metal Slate Roofing Shingles
• Interlock® Metal Cedar Shingle Roofing Shingles
• Interlock® Metal Shake Roofing Shingles
• Mediterranean Metal Roof Tiles
• Premium Standing Seam Metal Roofing – Durable, Low-Maintenance Roofing Solutions
• Copper Roofing

Specifications

• Specification Manuals
• Testing Reports
• Evaluation
• Energy Efficiency Federal Tax Credits
• Cool Roof Rating Council (CRRC) Rated Roof Products
• Alunar Coating System
• Metal Roof Colors

Photos

• Mississauga, ON L5M6R7 🇨🇦 Deep Charcoal Interlock Metal Slate Roof Shingle System
• Bonney Lake, WA 98391 🇺🇸 Interlock Metal Roofing Deep Charcoal Aluminum Cedar Shingle Roof
• Fort Atkinson, WI 53538 🇺🇸 — Copper Penny Interlock Metal Shake Roof
• Ariss, ON N0B 🇨🇦 Interlock Metal Roofing Tudor Brown Aluminum Slate Roof
• Pefferlaw, ON L0E 🇨🇦 — 61 Snowfall days + 138 Rainfall days + Interlock = Perfect Roof
• Manzantia, OR 97130 🇺🇸 — The Best Roof for Coastal Salt Air + High-Winds. Bonus: Aluminum doesn’t Rust
• Fitchburg, MA 01420 🇺🇸 — Musket Grey Interlock Metal Slate Roofing System
• Lemont, IL 60439 🇺🇸 — Tudor Brown Interlock Mediterranean Tile Roofing System
• Foxborough, MA 02035 🇺🇸 — Black Interlock Aluminum Cedar Shingle Roofing System
• Mississauga, ON L5M 🇨🇦 Tudor Brown Interlock Cedar Shingle Metal Roofing System
• Harvard, IL 60033 🇺🇸 — Hunter Green Intrelock Metal Shake Roof
• Mississauga, ON L5V 🇨🇦 Deep Charcoal Interlock Slate Roof

Photo Gallery

• Warren, OR Metal Roofing – Black Interlock Mechanical-Lock Standing Seam Roof Close-up | WAOR25002
• Warren, OR Metal Roofing – Black Interlock Mechanical-Lock Standing Seam Roof | WAOR25002-1
• Concord NH Metal Roofing – Colonial Brown Interlock Slate Roof Garage + Dormers | NHNE25004
• Concord NH Metal Roofing – Colonial Brown Interlock Slate Roof Garage + Dormers | NHNE25004
• NHNE22015 Madbury, NH USA 🇺🇲 03823 Interlock Metal Roofing 43sq Deep Charcoal Aluminum Slate Roof Tudor Close-up
• ONMS20156 Mississauga, ON 🇨🇦 L5H4L5 Interlock Metal Roofing Tudor Brown Aluminum Cedar Shingle Roof
• MNMN16006 St. Paul, MN 55104 Interlock Metal Roofing 12sq Hunter Green Aluminum Slate Roof
• ONMS22029 Caledon, ON L7E4H7 Interlock Metal Roofing Colonial Brown Aluminum Slate Roof
• MANE18014 St. Paul, MN 55106 Interlock Metal Roofing Tile Red Aluminum Slate Roof on Tudor Style Cottage House
• BCGV22032 Delta, BC (Tsawwassen) V4M2N3 Interlock Metal Roofing Black Aluminum Cedar Shingle Roof
• BCGV22027 Delta, BC (Tsawwassen) V4M1B4 Interlock Metal Roofing Deep Charcoal Aluminum Slate Roof
• WAPO23012 Oregon City, OR 97045 Interlock Metal Roofing 19sq Deep Charcoal Aluminum Slate Roof
• NSMP22047 Mahone Bay, NS Canada B0J2E0 Interlock Metal Roofing 37 sq Musket Grey Aluminum Cedar Shingle Roof
• BCGV23002 Surrey BC V3S6W4 Interlock Metal Roofing Musket Grey Aluminum Slate Roof
• NSMP22046 North Chegoggin, NS B5A5K5 Interlock Metal Roofing Black Aluminum Slate Roof
• NSMP22042 Chester, NS B0J1K0 Interlock Metal Roofing Deep Charcoal Cedar Shingle Garage
• NSMP22042 Chester, NS B0J1K0 Interlock Metal Roofing Deep Charcoal Cedar Shingle Porch
• WAOR21029 – Manzantia, OR 97130 Interlock Metal Roofing Deep Charcoal Aluminum Slate Roof Front Yard Right
• WAOR21029 – Manzantia, OR 97130 Interlock Metal Roofing Deep Charcoal Aluminum Slate Roof Backyard
• WAOR21029 – Manzantia, OR 97130 Interlock Metal Roofing Deep Charcoal Aluminum Slate Roof Backyard side
• ONMS22058 Markham, ON L6B0N6 Interlock Metal Roofing Black Aluminum Slate Roof Side Yard
• ONMS22058 Markham, ON L6B0N6 Interlock Metal Roofing Black Aluminum Slate Roof Garage
• ONMS22058 Markham, ON L6B0N6 Interlock Metal Roofing Black Aluminum Slate Roof Front Yard
• WAWA21023 Longview, WA 97202 Interlock Metal Roofing Tudor Brown Aluminum Cedar Shingle Roof Aerial
• WAWA21023 Longview, WA 97202 Interlock Metal Roofing Tudor Brown Aluminum Cedar Shingle Roof Front
• WAWA21023 Longview, WA 97202 Interlock Metal Roofing Tudor Brown Aluminum Cedar Shingle Roof Side
• WAWA21023 Longview, WA 97202 Interlock Metal Roofing Black Aluminum Slate Roof Barn
• WAPO21031 Oregon, City, OR 97045 Interlock Metal Roofing Black Aluminum Slate Roof
• WAPO21031 Oregon, City, OR 97045 Interlock Metal Roofing Black Aluminum Slate Roof Solar Panels
• MANE21013 – Foxborough, MA 🇺🇸 Black Interlock Cedar Shingle Metal Roofing System — Board and Batten House
• WAPO21067 Portland, OR 97221 Interlock Metal Roofing Copper Penny Aluminum Slate Roof Front with Smart Vents
• WAPO21067 Portland, OR 97221 Interlock Metal Roofing Copper Penny Aluminum Slate Roof Aerial
• WAWA21030 – Spanaway, WA 98387 Interlock Metal Roofing Deep Charcoal Aluminum Cedar Shingle Roof Aerial
• WAWA21030 – Spanaway, WA 98387 Interlock Metal Roofing Deep Charcoal Aluminum Cedar Shingle Roof Frontyard
• WAWA21030 – Spanaway, WA 98387 Interlock Metal Roofing Deep Charcoal Aluminum Cedar Shingle Roof Landscape
• WAWA21030 – Spanaway, WA 98387 Interlock Metal Roofing Deep Charcoal Aluminum Cedar Shingle Roof Solar Mounts
• WAWA21030 – Spanaway, WA 98387 Interlock Metal Roofing Deep Charcoal Aluminum Cedar Shingle Roof Garage
• ILIL21017 – La Grange, IL 60525 Interlock Metal Roofing Colonial Brown Cedar Shingle Roof 2
• ILIL21017 – La Grange, IL 60525 Interlock Metal Roofing Colonial Brown Cedar Shingle Roof
• WAPO21026 Portland, OR 97229 Interlock Metal Roofing Deep Charcoal Aluminum Shake Roof Front
• WAPO21026 Portland, OR 97229 Interlock Metal Roofing Deep Charcoal Aluminum Shake Roof Right
• WAPO21026 Portland, OR 97229 Interlock Metal Roofing Deep Charcoal Aluminum Shake Roof Left
• WAPO21026 Portland, OR 97229 Interlock Metal Roofing Deep Charcoal Aluminum Shake Roof Aerial
• WAPO21026 Portland, OR 97229 Interlock Metal Roofing Deep Charcoal Aluminum Shake Roof Close-Up
• WAOR21010 Lincoln City, OR 97368 Interlock Metal Roofing Black Aluminum Slate Roof
• ABIC21034 Red Deer County, AB 🇨🇦 Interlock Metal Roofing Colonial Brown Aluminum Shake Roof Garage
• ABIC21034 Red Deer County, AB 🇨🇦 Interlock Metal Roofing Colonial Brown Aluminum Shake Roof Frontyard Dormers
• ABIC21034 Red Deer County, AB 🇨🇦 Interlock Metal Roofing Colonial Brown Aluminum Shake Roof Backyard Porch
• WAOR21009 Lebabon, OR 97355 Interlock Metal Roofing Black Aluminum Slate Roof
• WAOR21009 Lebabon, OR 97355 Interlock Metal Roofing Black Aluminum Slate Roof Backyard
• WAPO21019 Stayton, OR 97383 Interlock Metal Roofing Black Aluminum Slate Roof
• BCGV20045 Tsawwassen, BC V4M4G2 Interlock Metal Roofing Deep Charcoal Aluminum Slate Roof
• BCBC20020 Gibsons BC 🇨🇦 Interlock Metal Roofing Deep Charcoal Aluminum Slate Roof
• WAEV20038 Bellingham, WA 98229 Interlock Metal Roofing Copper Penny Aluminum Shake Roof Dormer
• WAEV20038 Bellingham, WA 98229 Interlock Metal Roofing Copper Penny Aluminum Shake Roof House Valley
• WAEV20038 Bellingham, WA 98229 Interlock Metal Roofing Copper Penny Aluminum Shake Roof House Pipe Vent
• WAEV20038 Bellingham, WA 98229 Interlock Metal Roofing Copper Penny Aluminum Shake Roof House Garage
• WAEV20038 Bellingham, WA 98229 Interlock Metal Roofing Copper Penny Aluminum Shake Roof House Backyard Aerial
• WAEV20038 Bellingham, WA 98229 Interlock Metal Roofing Copper Penny Aluminum Shake Roof Garage
• WAEV20038 Bellingham, WA 98229 Interlock Metal Roofing Copper Penny Aluminum Shake Roof Dormer
• WAEV20038 Bellingham, WA 98229 Interlock Metal Roofing Copper Penny Aluminum Shake Roof Aerial
• BCBC20015 Armstrong BC 🇨🇦 Interlock Metal Roofing Copper Penny Aluminum Slate Roof
• BCVI20021 Victoria BC V8X5C1 Interlock Metal Roofing Deep Charcoal Aluminum Slate Roof
• ABIC20020 Bragg Creek, AB 🇨🇦 Interlock Metal Roofing Black Aluminum Shake Roof Aerial
• ABIC20020 Bragg Creek, AB 🇨🇦 Interlock Metal Roofing Black Aluminum Shake Roof Aerial Close-Up
• ABIC20020 Bragg Creek, AB 🇨🇦 Interlock Metal Roofing Black Aluminum Shake Roof Aerial Backyard
• ABIC20043 Spruce Grove AB 🇨🇦 Interlock Metal Roofing Black Aluminum Slate Roof
• ONMS20100 Ariss, ON N0B1B0 Interlock Metal Roofing 88sq Tudor Brown Aluminum Slate Roof House Center
• ONMS20100 – Ariss, Ontario N0B1B0 Interlock Metal Roofing Tudor Brown Aluminum Slate Roof Aerial
• ONMS20100 – Ariss, Ontario N0B1B0 Interlock Metal Roofing Tudor Brown Aluminum Slate Roof Skylights
• ONMS20100 – Ariss, ON N0B1B0 Interlock Metal Roofing Tudor Brown Aluminum Slate Roof Snow Guards
• ONMS20100 Ariss, ON N0B1B0 Interlock Metal Roofing 88sq Tudor Brown Aluminum Slate Roof House Left
• BCVI20012 Qualicum Beach BC V9K1J4 Interlock Metal Roofing Deep Charcoal Aluminum Slate Roof
• WAPO20017 Portland, OR Interlock Metal Roofing Deep Charcoal Aluminum Shake Roof Frontyard Aerial
• WAPO20017 Portland, OR Interlock Metal Roofing Deep Charcoal Aluminum Shake Roof Backyard Aerial
• WAEV20014 Lynnwood, WA 98087 Interlock Metal Roofing Deep Charcoal Mediterranean Tile Roof Aerial
• WAEV20014 Lynnwood, WA 98087 Interlock Metal Roofing Deep Charcoal Mediterranean Tile Roof Front
• RINE20001 Cumberland, RI 02864 Interlock Metal Roofing Tile Red Mediterranean Tile Roof
• BCVI20004 Victoria BC V8Z6T1 Interlock Metal Roofing Musket Grey Aluminum Slate Roof Rancher
• WAOR19023 Albany, OR 97321 Interlock Metal Roofing Copper Penny Aluminum Shake Roof Aerial
• WAOR19023 Albany, OR 97321 Interlock Metal Roofing Copper Penny Aluminum Shake Roof Aerial Backyard
• WAOR19023 Albany, OR 97321 Interlock Metal Roofing Copper Penny Aluminum Shake Roof Frontyard
• BCBC19006 West Kelowna, BC 🇨🇦 V4T2M3 Interlock Metal Roofing Deep Charcoal Slate Roof
• BCVI19005 Victoria BC V8V382 Interlock Metal Roofing Tile Red Slate Roof Smart Vents
• BCVI19005 Victoria BC V8V382 Interlock Metal Roofing Tile Red Slate Roof Smart Vents Side
• ONMS18233 – Pefferlaw, ON L0E1N0 Interlock Metal Roofing Tudor Brown Aluminum Cedar Shingle Roof
• BCBC18017 Kelowna BC 🇨🇦 Interlock Metal Roofing Tile Red Aluminum Mediterranean Tile Roof
• BCVI18013 Ladysmith BC V9G1T8 Interlock Metal Roofing Deep Charcoal Slate Roof
• ILIL18009 – Woodstock, IL 60098 Interlock Metal Roofing Black Aluminum Standing Seam Roof Side House
• ILIL18009 – Woodstock, IL 60098 Interlock Metal Roofing Black Aluminum Standing Seam Roof Garage
• ONMS18141 Markham, ON L6B0G9 Interlock Metal Roofing 25 sq. Black Aluminum Slate Roof
• ONMS18119 Scarborough, ON M1T1P8 — Interlock Metal Roofing Musket Grey Aluminum Cedar Shingle Roof
• MANE18014 Plymouth MA 02360 Interlock Metal Roofing Deep Charcoal Slate Roof Atlantic Ocean
• MANE18014 Plymouth MA 02360 Interlock Metal Roofing Deep Charcoal Slate Roof Atlantic Ocean Close-Up
• MANE18014 Plymouth MA 02360 Interlock Metal Roofing Deep Charcoal Slate Roof Atlantic Ocean House
• MANE18014 Plymouth MA 02360 Interlock Metal Roofing Deep Charcoal Slate Roof Atlantic Oceanfront
• MANE18014 Plymouth MA 02360 Interlock Metal Roofing Deep Charcoal Slate Roof Shed
• MANE18002 Sharon, MA 02067 Interlock Metal Roofing Deep Charcoal Aluminum Slate Roof Garage
• MANE18002 Sharon, MA 02067 Interlock Metal Roofing Deep Charcoal Aluminum Slate Roof Front yard
• ONMS17144 Algonquin Highlands ON K0M1J2 Interlock Metal Roofing Deep Charcoal Aluminum Slate Roof Aerial House
• ONMS17144 Algonquin Highlands ON K0M1J2 Interlock Metal Roofing Deep Charcoal Aluminum Slate Roof Aerial Porch
• ONMS17144 Algonquin Highlands ON K0M1J2 Interlock Metal Roofing Deep Charcoal Aluminum Slate Roof Aerial
• NHNE17015 Hampstead NH 03841 Interlock Metal Roofing Colonial Brown Aluminum Cedar Shingle Roof Frontyard
• NHNE17015 Hampstead NH 03841 Interlock Metal Roofing Colonial Brown Aluminum Cedar Shingle Roof Backyard
• ILIL17008 – Harvard, IL 60033 Interlock Metal Roofing Hunter Green Aluminum Shake Roof Patio Aerial
• BCBC17003 Halfmoon Bay, BC V0N1Y2 Interlock Metal Roofing Deep Charcoal Aluminum Standing Seam Roof
• ILIL16001 South Barrington, IL 60010 Interlock Metal Roofing Tile Red Aluminum Roof Tiles Side
• ILIL16001 South Barrington, IL 60010 Interlock Metal Roofing Tile Red Aluminum Roof Tiles Front
• ILIL16001 South Barrington, IL 60010 Interlock Metal Roofing Tile Red Aluminum Roof Tiles
• NSMP15110 Cow Bay, NS B3G1L3 Interlock Deep Charcoal Standing Seam Metal Roof
• ONMS16074 Mississauga, ON L5V2K7 Interlock Metal Roofing Deep Charcoal Aluminum Slate Roof Back
• ONMS16074 Mississauga, ON L5V2K7 Interlock Metal Roofing Deep Charcoal Aluminum Slate Roof Front
• MANE16020 – Fitchburg, MA 01420 Interlock Metal Roofing Aluminum Musket Grey Slate Roof Front Garage
• ONMS15156 – Mississauga, Ontario L5M6W3 Interlock Metal Roofing Tudor Brown Aluminum Cedar Shingle Roof Right
• ONMS15184 Acton, ON L7J2M1 Interlock Metal Roofing 49sq Deep Charcoal Aluminum Slate Roof
• Fredericton, NB Metal Roofing Interlock Tudor Brown Slate NBMP15044
• BCGV14031 Surrey, BC V4N1H7 Interlock Metal Roofing Musket Grey Aluminum Slate Roof
• BCGV14031 Surrey, BC V4N1H7 Interlock Metal Roofing Musket Grey Aluminum Slate Roof Metal Shingles
• BCGV14022 Surrey, BC V4N1H7 Interlock Metal Roofing Deep Charcoal Aluminum Slate Roof
• BCGV14022 Surrey, BC V4N1H7 Interlock Metal Roofing Deep Charcoal Aluminum Slate Roof Neighbours
• BCVI09005 Campbell River, BC V9H1V9 Interlock Metal Roofing Black Standing Seam Roof Ocean
• BCGV09001 📷 West Vancouver, BC 🇨🇦 Interlock Metal Roofing Charcoal Grey Standing Seam Roof

Reviews

• Metal Roofing Calgary Review 🇨🇦 — October 27, 2025
• Lynnwood Metal Roofing Review 🇺🇸 — October 14, 2025 | Interlock®
• Edmonton Metal Shingles Review 🇨🇦 — August 25, 2024 | Interlock®
• Nanoose Bay Metal Roofing Review 🇨🇦 — August 24, 2025 | Interlock®
• North Bend Metal Roofing Review 🇺🇸 — August 23, 2025 | Interlock®
• Ridgefield Roofing Review 🇺🇸 — August 12, 2025 | Interlock®
• Waterton Park Roofing Review 🇨🇦 — August 9, 2025 | Interlock®
• Portland Metal Roofing Review 🇺🇸 — August 8, 2025 | Interlock®
• Duntroon Metal Roofing Review 🇨🇦 — August 6, 2025 | Interlock®
• Barrie Metal Roofing Review 🇨🇦 — August 6, 2025 | Interlock®
• Medicine Hat Metal Roofing Review 🇨🇦 | July 31, 2025
• Collingwood Metal Roofing Review 🇨🇦 — July 30, 2025 | Interlock®
• Red Deer Metal Roofing Review 🇨🇦 — July 22, 2025 | Interlock®
• Blackstock Metal Roofing Review 🇨🇦 — July 20, 2025 | Interlock®
• Shelton Metal Roofing Review 🇺🇸 — July 19, 2025 | Interlock®
• Lowell Metal Roofing Review 🇺🇸 — July 18, 2025 | Interlock®
• North Hampton Metal Roofing Review 🇺🇸 — July 1, 2025 | Interlock®
• Northwood Metal Roofing Review 🇺🇸 — June 26, 2025 | Interlock®
• Nanaimo Metal Roofing Review 🇨🇦 — June 25, 2025 | Interlock®
• Calgary Metal Roofing Review 🇨🇦 — June 18, 2025
• Granby Metal Roofing Review — June 18, 2025 | Interlock®
• Framingham Metal Roofing Review — June 17, 2025 | Interlock®
• North York, ON Metal Roofing Review — June 15, 2025 | Interlock®
• Calgary Metal Roofing Review 🇨🇦 — June 12, 2025
• Dieppe Metal Roofing Review 🇨🇦 — June 7, 2025
• Prospect Bay Metal Roofing Review 🇨🇦 — May 28, 2025 | Interlock®
• Fall River Metal Roofing Review 🇨🇦 — May 28, 2025 | Interlock®
• Airdrie Metal Roofing Review 🇨🇦 — May 27, 2025 | Interlock®
• Ellsworth Metal Roofing Review 🇺🇸 — May 25, 2025 | Interlock®
• Edmonton Metal Roofing Review 🇨🇦 — May 23, 2025 | Interlock®
• St. Albert Metal Roofing Review 🇨🇦 — May 23, 2025
• Shawnigan Lake Metal Roofing Review 🇨🇦 — May 23, 2025 | Interlock®
• Oro-Medonte Metal Roofing Review 🇨🇦 — May 5, 2025 | Interlock®
• Vancouver Metal Roofing Review — May 19, 2025
• Quincy Metal Roofing Review — May 15, 2025 | Interlock®
• East Calais Metal Roofing Review — May 14, 2025 | Interlock®
• Hillsboro Metal Roofing Review 🇺🇸 — May 13, 2025 | Interlock®
• Castle Rock Metal Roofing Review | May 11, 2025
• Seattle Metal Roofing Review 🇺🇸 — May 10, 2025 | Interlock®
• Pawtucket Metal Roofing Review — May 10, 2025 | Interlock®
• Portland Metal Roofing Review 🇺🇸 — May 8, 2025 | Interlock®
• Nanaimo Metal Roofing Review | May 3, 2025
• Bedford Metal Roofing Review 🇺🇸 — April 29, 2025 | Interlock®
• Tigard Metal Roofing Review | April 25, 2025
• Federal Way Metal Roofing Review | April 16, 2025
• Stellarton Metal Roofing Review 🇨🇦 — April 15, 2025 | Interlock®
• Wildwood Metal Roofing Review | April 11, 2025
• Calgary Metal Roofing Review 🇨🇦 — April 7, 2025
• Nanaimo Metal Roofing Review | March 31, 2025
• Rich Valley Metal Roofing Review 🇨🇦 — March 30, 2025 | Interlock®
• Orrs Island Metal Roofing Review | March 27, 2025
• Port Orchard Metal Roofing Review | March 25, 2025
• Bethel Metal Roofing Review | March 25, 2025
• Kamloops Metal Roofing Review | March 25, 2025
• Lunenburg Metal Roofing Review | March 24, 2025
• Nepean Metal Roofing Review | March 23, 2025
• Orleans Metal Roofing Review | March 21, 2025
• Fall River Metal Roofing Review 🇨🇦 — March 20, 2025 | Interlock®
• Boston Metal Roofing Review 🇺🇸 — March 20, 2025 | Interlock®
• Eliot Metal Roofing Review | March 19, 2025
• Bolton Metal Roofing Review | March 17, 2025
• Cottage Grove Metal Roofing Review | March 17, 2025
• Belleville Metal Roofing Review | March 15, 2025
• Wasaga Beach Metal Roofing Review | March 14, 2025
• Picton Metal Roofing Review | March 12, 2025
• Point Roberts Metal Roofing Review | March 10, 2025
• Springfield Metal Roofing Review | March 9, 2025
• Kirkland Metal Roofing Review | March 8, 2025
• Medicine Hat Metal Roofing Review | March 8, 2025
• Springfield Metal Roofing Review | March 7, 2025
• Calgary Metal Roofing Review | March 5, 2025
• Caledon Village, ON Metal Roofing Review | March 4, 2025
• Prineville Metal Roofing Review | March 4, 2025 | Interlock®
• Buckley Metal Roofing Review | March 1, 2025
• Moro Metal Roofing Review | February 27, 2025
• Holland Landing Metal Roofing Review | February 27, 2025
• King City, ON Metal Roofing Review | February 25, 2025
• Vancouver Metal Roofing Review | February 25, 2025
• Waterville Metal Roofing Review I February 22, 2025
• Fredericton Metal Roofing Review | February 7, 2025
• Vancouver Metal Roofing Review | February 7, 2025
• Cobourg, ON Metal Roofing Review | February 5, 2025
• Crofton Metal Roofing | Roof Review | February 4, 2025
• Methuen Metal Roofing Review | February 4, 2025
• Vancouver Metal Roofing Review | February 1, 2025
• Rhododendron Metal Roofing | Roof Review | January 29, 2025
• Etobicoke, ON Metal Roofing | Roof Review | January 13, 2025
• Schomberg, ON Metal Roofing | Roof Review | January 13, 2025
• Orangeville, ON Metal Roofing | Roof Review | January 8, 2025
• Vancouver Metal Roofing | Roof Review | January 7, 2025
• Waterloo, ON Metal Roofing | Roof Review | December 18, 2024
• Portland Metal Roofing | Roof Review | December 10, 2024
• Scappoose Metal Roofing | Roof Review | November 26, 2024
• Cambridge Metal Roofing | Roof Review | November 25, 2024
• Mono Metal Roofing | Roof Review | November 23, 2024
• West Dover, VT Metal Roofing | Roof Review | November 21, 2024
• Carlisle, MA Metal Roofing | Roof Review | November 21, 2024
• Westport, MA Metal Roofing | Roof Review | November 21, 2024
• Quincy, MA Metal Roofing | Roof Review | November 19, 2024
• Lethbridge, AB Metal Roofing | Roof Review | November 18, 2024
• West Hartford, CT Metal Roofing | Roof Review | November 16, 2024
• West Hartford, CT Metal Roofing | Roof Review | November 15, 2024
• Ancaster, ON Metal Roofing | Roof Review | November 12, 2024
• Mississauga, ON Metal Roofing | Roof Review | November 11, 2024
• Anten Mills, ON Metal Roofing | Roof Review | November 9, 2024
• Vancouver Metal Roofing | Roof Review | October 23, 2024
• Nanoose Bay, BC Metal Roofing | Roof Review | October 15, 2024
• Bellevue, WA Metal Roofing | Roof Review | October 14, 2024
• Calgary Metal Roofing Review 🇨🇦 — September 8, 2024 | Interlock®
• Oakville Metal Roofing | Roof Review | September 8, 2024
• Gibbons, AB Metal Roofing Review | August 28, 2024 | Interlock®
• North York, ON Metal Roofing | Roof Review | August 28, 2024
• Niagara Falls Metal Roofing | Roof Review | August 27, 2024
• McMinnville Metal Roofing | Roof Review | August 24, 2024
• Hillsboro, OR Metal Roofing | Roof Review | August 24, 2024
• Calais, VT Metal Roofing | Roof Review | August 20, 2024
• Saint Paul Metal Roofing | Roof Review | August 20, 2024
• Vancouver Metal Roofing | Roof Review | August 17, 2024
• Victoria, BC Metal Roofing | Roof Review | August 17, 2024
• North Vancouver Metal Roofing Review – August 16, 2024
• Camas Metal Roofing Review | August 15, 2025
• Florence, OR Metal Roofing Review | August 15, 2024 | Interlock®
• Kelowna Metal Roofing Review – August 14, 2024
• Brampton Metal Roofing | Roof Review | July 29, 2024
• Edmonton Metal Roofing Review 🇨🇦 — July 25, 2024 | Interlock®
• Portland Metal Roofing | Roof Review | July 25, 2024
• Tigard Metal Roofing | Roof Review | July 24, 2024
• Port Rowan Metal Roofing | Roof Review | July 18, 2024
• Sundridge Metal Roofing | Roof Review | July 18, 2024
• Vaughan Metal Roofing | Roof Review | July 17, 2024
• Ridgefield Metal Roofing | Roof Review | July 17, 2024
• Victoria, BC Metal Roofing | Roof Review | July 13, 2024
• Olympia Metal Roofing | Roof Review | June 25, 2024
• Port Alberni Metal Roofing | Roof Review | June 19, 2024
• Font Hill Metal Roofing | Roof Review | June 18, 2024
• Cornwall, ON Metal Roofing | Roof Review | June 13, 2024
• Victoria Metal Roofing | Roof Review | June 10, 2024
• Brookfield, IL Metal Roofing | Roof Review | June 10, 2024
• Corunna, ON Metal Roofing | Roof Review | June 7, 2024
• Calgary Metal Roofing | Roof Review | June 4, 2024
• Cameron, ON Metal Roofing | Roof Review | May 16, 2024
• Calgary Metal Roofing | Roof Review | May 13, 2024
• Etobicoke, ON Metal Roofing | Roof Review | May 10, 2024
• Grayslake Metal Roofing | Roof Review | May 8, 2024
• Delta Metal Roofing | Roof Review | April 29, 2024
• Red Deer Metal Roofing | Roof Review | April 18, 2024
• Russell Metal Roofing | Roof Review | April 13, 2024
• Bath Metal Roofing Review 🇺🇸 — April 20, 2024 | Interlock®
• Hood River Metal Roofing | Roof Review | April 9, 2024
• Calgary Metal Roofing | Roof Review | April 9, 2024
• Anacortes Metal Roofing | Roof Review | April 2, 2024
• Hoquiam, WA Roof Review — Everyone in our neighborhood who have seen it also is impressed
• Lowell, MA Metal Roofing | Roof Review | March 15, 2024
• Pembroke, MA Metal Roofing Review | February 27, 2024
• Victoria Metal Roofing | Roof Review | January 25, 2024
• Lucan, ON Roof Review — The whole experience was great
• Olympia, WA Roof Review — Interlock Roofing is hands down the best!
• Deerfield, IL 60015 Roof Review — Considering the amount of man hours put into the installation, I got a bargain!
• Metal Roofing Corvallis, OR 97330 Roof Review | WAPO23022
• Bridgton, ME Roof Review — I highly recommend Interlock Metal Roofing for the following 4 reasons
• Utterson Metal Roofing Review — June 20, 2023
• Had ice damage to two of our slate shingles | Jerseyville, ON 🇨🇦
• Janetville, ON Roof Review — Best money we ever spent
• Bethany, ON Roof Review — We had to replace our shingles after the 2022 hurricane
• Aurora, ON Roof Review — The future of roofing
• Rochester, MN Roof Review — Treated our home with respect
• Chester Basin, NS Roof Review — Great company to work with
• Chester, NS Roof Review — Skylight replaced
• High winds lakefront site | Ramara, ON 🇨🇦
• Belcarra, BC Roof Review — Withstanding all the windstorms / snowstorms / heavy rainfalls
• Milford, MA Roof Review — Interlock is different they respond right away
• Fall Creek, OR Roof Review — Improved the curb appeal of my house
• London, ON Roof Review — Very professional. I highly recommend Interlock
• Stoney Creek, ON Roof Review — Product and people very informative and professional
• Langley, BC Roof Review — Recommend Interlock to anyone that is looking for a metal roof
• Everson, WA Roof Review — the snow simply slid off. It was incredible.
• Merrimack, NH Roof Review — During hot days the house seems cooler and the snow slide off during winter
• Ottawa, ON Roof Review — Very pleased with the product, the result, and the hardworking team
• Ottawa Metal Roofing Review 🇨🇦 — December 27, 2022 | Interlock®
• Surrey, BC Roof Review — We wanted a good roof not a cheap roof
• Drumheller, AB Roof Review — We cannot express how happy we are with Calgary Interlock crew
• Delta Metal Roofing Review 🇨🇦 — December 7, 2022 | Interlock®
• Bedford Metal Roofing Review | Dec 12, 2022
• Guelph, ON N1L 1L3 Roof Review — If the VP of a company gives you his personal cell phone number that speaks volumes to the confidence he has in his products
• Langley, WA 98260 Roof Review — Interlock installed a great metal shingle roof on our house
• Chicago, IL 60645 Roof Review — Interlock Metal Roofing is an amazing company to do business with
• Alsea, OR 97324 Roof Review — Tremendous rain storm; the roof did amazing
• Sturgeon County, AB Roof Review — Extremely happy and overwhelmed with the honourability and integrity of Interlock Roofing
• Digby, NS B0V1A0 Roof Review — We looked at another house in our small town that had one that was 11 years old, and it looked like it had just been done!
• Woodville, ON K0M2T0 Roof Review — This roof was one of the best decisions we made on the house
• Blooming Point, PE Roof Review — Fiona hurricane aftermath on PEI
• Gloucester, ON Roof Review — Most courteous and a pleasure to do business with
• Moultonborough, NH Roof Review — I’m still amazed at how good the metal roof looks
• Beaverton, OR Roof Review — Interlock was easy to work with and we love the results
• Effingham, NH Roof Review — We had a metal roof installed to replace our asphalt roof
• Debert, NS Roof Review — Love our new roof
• Freedom, NH Roof Review — We suffered a house fire that destroyed a large portion of our home
• Woodinville, WA 98077 — Roof Review — It doesn’t look like a metal roof
• Plympton, MA Roof Review — The salesman was amazing; there was no pressure
• New Boston, NH Roof Review — We loved the roof so much after they did our house that we called them to come back and roof the barn too
• Wilmington, VT Roof Review — Replace our shingle roof with a standing seam metal roof for our home in Vermont
• Wallingford, VT Roof Review — Jonathan reached out to us after two years to check on us & the roof
• Limerick, ME Roof Review — Multiple issues with our asphalt roof on our home in Maine
• Head of Chezzetcook, NS Roof Review — Looking for a product without exposed fasteners and one that could handle the high winds
• Upton, MA Roof Review — Our original roof that was installed in 2011 is fine
• La Grange, IL 60525 Roof Review — Re-roof of a 108 year old home is a major process and investment
• Chapel Hill, NC Roof Review — No-nonsense lifetime guarantee
• New Ipswich, NH Roof Review — We absolutely LOVE our roof!
• Honolulu, HI Roof Review — I would buy this roof again in a heartbeat
• Raymond, NH Roof Review — My husband and I knew we had found the right company
• Dallas, OR Roof Review — Our energy bill is down
• York, ME Roof Review — We intentionally waited almost two years to write a review
• Dartmouth, NS Roof Review — Copper penny cedar shingle product
• Newmarket, NH Roof Review — No more ice dam on my low slope roof
• Kailua, HI Roof Review — Highly recommend the Interlock Roof System especially after the many tropical storms this year
• Logsden, OR 97357 Roof Review — I live in a forest near the Oregon Coast – Original reason I wanted to purchase a metal roof was Fire Prevention
• North Vancouver, BC Roof Review — Hope you choose and trust Interlock with your home!
• Harrisville, RI Roof Review — The roof has been fine, we have no issues
• Bay City, OR 97107 Roof Review — We had a cedar shake roof and wanted to maintain that look
• Newberg, OR 97132 Roof Review — Nice quick install
• Portland, OR 97217 Roof Review — I never thought a roof was something that you would get compliments on
• Woodstock, IL Roof Review — New roof on my old home which was built in 1876
• Cottage Grove, OR 97424 Roof Review — Metal roof looks great on my historic house
• Corvallis, OR 97330 Roof Review — I love my interlock metal roof!
• Honolulu, HI Roof Review — The materials that you used were of the highest quality
• Westfield, NC Roof Review — The install crew was punctual and professional in all phases of the contracted work
• Bellingham, WA Roof Review — Beautiful and functional Interlock roof that is quiet when it rains
• Puyallup, WA Roof Review — Never have to purchase another roof again
• Marysville, WA Roof Review — Temperature was approximately 20 degrees cooler than before the roof
• Minneapolis, MN Roof Review — The performance of the new roof has been exceptional
• Portland, OR Roof Review — At the recommendation of a neighbor, we chose Interlock Roofing
• Chicago, IL Roof Review — Upgrade our 100-year-old Chicago Bungalow
• Ocean Shores, WA Metal Roofing | Roof Review | April 19, 2020
• Bridgewater, NS Roof Review — Nice to not have snow building up over time
• Lunenburg, NS Roof Review — Stunning roof in three days that would last our lifetime
• Dartmouth, NS Roof Review — No longer having to worry about the roof during periods of heavy wind!
• Plympton, NS Roof Review — Original from 2012 looks identical to the new one
• Chicago, IL 60630 Roof Review — A metal roof was the best option
• Chicago, IL 60649 Roof Review — Roof looks exceptional
• Maitland, NS Roof Review — Another perfect installation!
• Newmarket, NH Roof Review — What a great install team, polite, good quality work
• Roselle, IL 60172 Roof Review — Price value is worth it
• Lyme, NH Roof Review — Our Interlock Metal roof is all we had hoped it would be!
• Sherwood Park, AB Roof Review — Good for the environment
• River Forest, IL 60305 Roof Review — Very quiet
• Sandy Metal Roofing | Roof Review | May 15, 2019
• Ottawa, ON Roof Review — The three-person crew was very courteous
• Joliet, IL Roof Review — Interlock Metal Roofing Illinois was very professional and did a great job
• Ferndale, WA Roof Review — We couldn’t be happier with the service and the product
• Calgary, AB Roof Review — The finished product truly is a work of art
• Portland, OR Roof Review — The new roof fits perfectly with the style and enhances the look of our home
• Rochdale, MA Roof Review — I would highly recommend this company
• Auburn, WA Video Roof Review – Cement Tile Roof Replacement
• Eugene, OR Roof Review — Way better than an asphalt roof
• Alvinston, ON Roof Review — Feedback on your installers
• Burnsville, MN Roof Review — New roof helped sell our home!
• Edmonton Metal Roofing Review 🇨🇦 — April 26, 2018 | Interlock®
• Stanwood, WA Roof Review — Temperature in summer cooler — Energy savings
• Southwest Harbor, ME Roof Review — Installation Interlock Roof on my barn
• Joliet, IL Roof Review — Metal roof is pricey — Well worth the extra money
• Leavenworth, WA Roof Review — My staff team upstairs noticed it keeping them cooler in the summer
• Dorchester, MA Roof Review — One of the best decisions I’ve ever made for my home
• Plano, IL Roof Review — Metal roof 25 year old farmhouse — Country Living Magazine
• Edmonton, AB Roof Review — Why we chose Interlock Roofing for our new roof
• Poulsbo, WA Roof Review — We decided on metal since we live on the beach
• Alvinston, ON Roof Review — We are pleased with our decision to purchase Interlock
• Marysville, WA Roof Review — It is a Great Long Term Investment
• Rockland, ON Roof Review — We are the owners of a very charming rustic log home
• Batavia, IL Roof Review — Thumbs up from our neighbors
• Whitecourt, AB Roof Review — Our Roof Still Looks Brand New
• Milwaukee, WI Roof Review — Our Interlock roof installed was exceptional
• Kewaskum, WI Roof Review — Our Interlock Lifetime Roof over the last 8 years
• Colgate, WI Roof Review — Major rainstorm – noticed no difference in sound at all
• Burlington, WI Roof Review — We didn’t want to have to deal with rust
• Franklin, WI Roof Review — Biggest misconceptions about metal roofing is people think it’s loud
• Milwaukee, WI Roof Review — Cooler in the summertime and warmer it is in the wintertime
• Milwaukee, WI Roof Review — Discount on our homeowner’s insurance
• Carol Stream, IL Roof Review — Roof is not any louder during several of the storms
• Sheboygan, WI Roof Review — We have gotten lots of compliments!
• Milwaukee, WI Roof Reviews — Expense over time was not much different from regular shingles
• Madison, WI Roof Review — Squirrels that were crawling all over my old asphalt roof slide right off it
• Madison, WI Roof Review — Coordinate with another contractor for solar installation
• Schaumburg, IL Roof Review — I grew up in the 50’s where the customer is always right
• North Battleford, SK Roof Review | No more debris from asphalt shingles in the gutters
• Rosemont, ON Roof Review — Its totally changed the way people view my home
• Des Plaines, IL Roof Review — Two rainstorms, a four-inch snowfall, and minute heavy hailstorm
• Renton, WA Roof Review — Very pleased with the roof and the installation
• Des Moines, WA Roof Review | New roof has transformed flat-roof ’60s Seattle house!
• Anacortes, WA Roof Review — Celebrating its 100th birthday this year
• Allyn, WA Roof Review — Everyone in our neighborhood who have seen it also is impressed
• Campbell River, BC Roof Review — Invested in an excellent product that is guaranteed for life
• Victoria, BC Roof Review — Very professional salesman and we did not feel pressured at anytime
• Seattle Metal Roofing Review 🇺🇸 — March 23, 2017 | Interlock®
• Olympia, WA Roof Review — Weather condition here in Washington
• Oregon City, OR Roof Review — Pine needles
• Interlock is a Canadian company that installs their own product | Parkland County, AB 🇨🇦
• Haverhill, MA Roof Review — New roof started earning its keep the day after it was finished
• Salem, OR Roof Review — Looks so much nicer than before with other metal roof
• Salem, OR Roof Review — Is a metal tile roof more expensive?
• Fort Saskatchewan, SK Roof Review — Environmentally conscious new shingles
• Merrimack, NH Roof Review — Higher cost of an Interlock roof worth every penny
• Norwell, MA Roof Review — I highly recommend metal roofing
• Sherwood Park, AB Roof Review — Metal roofing is clearly the way to go
• Calgary, AB Roof Review — Roof makes our home look brand new
• Edmonton, AB Roof Review — Roof looks beautiful — Good investment
• Troutdale, OR Roof Review — We have the best looking house in the neighborhood
• Calgary, AB Roof Review — We had some very high winds and rain
• Portland, OR Roof Review — We happily recommend Interlock Lifetime Roofing Systems
• Chelmsford, MA Roof Review — We are more than satisfied with our experience
• Oro-Medonte Metal Roofing Review 🇨🇦 — November 08, 2016 | Interlock®
• St. Paul, MN Roof Review — Ice dams in my older 1950’s house
• Durand, WI Roof Review — You have a great employee in Allen!
• Kalama, WA Roof Review — We are the envy of our small community
• Veneta, OR Roof Review — One of the best investments we have made
• Portland, OR Roof Review — Roof qualifies for some energy efficiency tax rebate
• Albany, OR Roof Review — After months of research, your product stood out the most as efficient, lasting and appearance
• La Grange, IL Roof Review — Discount on the insurance premium
• Fayetteville, NC Roof Review — Exceptional service before, during and after the sale
• Ottawa, ON Roof Review — Noise of the rain on the aluminum roof is not much different from that of the asphalt shingles
• Kemptville, ON Roof Review — The biggest selling feature for us was the longevity of the roof
• Shoreline, WA Roof Review — The roof immediately changed the look of our house
• Legal, AB Roof Review — Nice to know that we will never have to re-shingle again
• Horicon, WI Roof Review — We wanted something that looked beautiful
• Delafield, WI Roof Review — As an engineer, I was impressed with the material
• Hustisford, WI Roof Review — When it rains it is NOT any louder
• Mayville, WI Roof Review — We have had so many people in town tell us how nice it looks
• Jefferson, WI Roof Review — We couldn’t be prouder of how our house looks now
• West Linn, OR Roof Review — We look forward to many years under our new roof
• Portsmouth, RI Roof Review — Since install I have found additional benefits
• Newberg, OR Roof Review — People walking and driving by are amazed at the difference
• St. Paul, MN Roof Review — Makes it look like a castle!
• White Bear Lake, MN Roof Review — Now through 2 Minnesota winters
• Roseville, MN Roof Review — Sizeable discount on our homeowners’ insurance
• Damascus, OR Roof Review — Enjoying the roof through the winter winds and rain and hail of the Pacific Northwest
• Portland, OR Roof Review — We look to receive years of permanent protection from the elements
• Ottawa, ON Roof Review — Decision in going with an aluminum roof
• Rockland, ON Roof Review — It looks great
• Hillsboro Metal Roofing Review 🇺🇸 — February 29, 2016
• Marion, SC Video Roof Review — New roof enhances the look of a 1935 Craftsman home
• Salem, OR Roof Review — Making our house look so nice – like brand new!
• Bremerton, WA Roof Review — Torrential rains and winds exceeding 50 mph
• Oregon City, OR Roof Review — It is quiet even in the worst rain storm
• Oregon City, OR — Roof Review — Makes our farmhouse and garage look fabulous
• Oregon City, OR — Roof Review — One hundred year old house
• Beaverton, OR Roof Review — If you’re thinking about a metal roof…
• Brush Prairie, WA Roof Review — Plaguing issue of a moss growth problem
• Hillsboro, OR Roof Review — There is no more noise than there was with my old shingle roof
• Bloomington, MN — Roof Review — I studied the specs on steel, stone coated steel and several aluminum style shakes
• Chicago Heights, IL Roof Review — Chicago Heights Church of the Nazarene
• North Vancouver, BC Roof Review — Adding value to our home
• North Gower, ON Roof Review — Top-notch
• Graham, WA Roof Review — The installation team was courteous and professional!
• Hayward, WI Roof Review — Installations done all year round!
• Owen Sound, ON Roof Review — St Georges Anglican Church
• Aurora, IL Roof Review — Staff was courteous and knowledgable
• Wayland, MA Roof Review — Highly recommend the Interlock Roof System especially after the 110 inches of snow this winter
• Rochester, NH — Roof Review — Interlock Roof survives golf-ball sized hail!
• Chelsea, MA Roof Review — Environmentally friendly and built to last!
• Lethbridge, AB Roof Review — It was a pleasure working with the Interlock Roofing crew!
• Oxford, MA Roof Review — It looks as good as the day it was installed!
• Oak Hill, NS Roof Review — We needed new roofing after only 13 years
• White Lake, ON Roof Review — You only get what you pay for
• Derry, NH Roof Review — The payback more than covers the extra price
• Rocky Mountain House, AB Roof Review — It was time to replace our leaky roof
• New Lenox, IL Roof Review — The roof is gorgeous, best money ever spent
• Calgary, AB Roof Review — We’re very happy and the work looks awesome
• Minneapolis, MN Roof Review — My house is the only one on the block with no snow on the roof
• Oak Creek, WI Roof Review — No problem! We’ve had two good hailstorms and no dents
• Calgary, AB Roof Review — All Interlock personnel we dealt with were personable, courteous and professional
• Burnaby, BC Roof Review — Working right through the rainstorm
• Orleans, ON Roof Review — Thanks for giving us the best looking roof in the neighbourhood
• Madison, WI Roof Review — No more ice damming
• Sheboygan, WI Roof Review — The finished project turned out better than anticipated
• Wendover, ON Roof Review — The roof looks beautiful
• Ottawa, ON Roof Review — Best value available
• Kanata, ON Roof Review — Good long term investment
• Hammond, ON Roof Review — Workmanship is of superior quality
• Kemptville, ON Roof Review — I have found only one big problem with our new roof
• Burnsville, MN Roof Review — Delighted with the workmanship and quality of our new roof
• Schaumburg, IL Roof Review — Four factors need to be considered
• West Peabody, MA Roof Review — The first year I saved 20-30% on heat
• Boston, MA Roof Review — It is quiet and looks great!
• Kittery, ME Roof Review — Our neighbors had problems with ice dams but our roof did not with the Interlock Metal Roofing System
• Warner, NH — Roof Review — We chose Interlock to install a much needed new roof on our 200-year-old farmhouse
• Sammamish, WA Roof Review — The warranty can’t be beat
• Kanata, ON Roof Review — Thank you for the most beautiful roof
• Fitzwilliam, NH Roof Review — It just shows how professional and caring the company is
• Portsmouth, RI — Roof Review — Noise Is Not A Problem
• Ottawa, ON Roof Review — Our new aluminum roof looks great on our Victorian house
• Garysburg, NC Roof Review — Already Receiving A Lower Utility Bill
• Berwyn, IL Roof Review — This is one investment in our house that will really pay off
• Chicago, IL Roof Review — Stunning red hidden tile aluminum Interlock roof
• Roseville, MN Roof Review — Quieter during rain storms than with regular asphalt shingles
• Brockville, ON Roof Review — They were fast, efficient and skilled
• Big Pond, NS Roof Review — The salesman was knowledgeable and honest
• Port Elmsley, ON Roof Review — We’ve had some people who stop to take photos already
• Toronto, ON Roof Review — Complex series of dormers set on a steep pitch
• West Vancouver Roof Review — No extra noise on a rainy day
• Lancaster, NH Roof Review — The Installation Crew Was Amazing
• Kamloops, BC Roof Review — Interlock is a leader in the field of roofing companies
• Ottawa, ON Roof Review — You made an expensive choice, an easy one
• Toronto, ON Roof Review — A return on our investment when we eventually sell our home
• Vancouver, BC Roof Review — The investment is well worth it
• Aldergrove, BC Roof Review — Our house looks better now than when it was brand new!
• North Vancouver, BC Roof Review — The Interlock Roofing System gives the” WOW” factor
• Raleigh, NC — Roof Review — Our bill is lower than last year at the same time
• Victoria, BC Roof Review — We are very happy with the look of our new roof
• Courtenay, BC Roof Review — They were neat, tidy and trust worthy
• North Vancouver, BC Roof Review — Excellent job of the installation
• Leland, NC Roof Review — Our house is now the show piece of the neighborhood
• Calgary Roof Review — Our roof has survived many hail storms without visible effect
• Bremerton, WA Roof Review — A large percentage of landfill waste is comprised of discarded roofing materials
• East Lake Ainslie, NS Roof Review — Roof rakes; we won’t need one anymore!
• Raleigh, NC — Roof Review — The roof has definitely given new life to our old home
• Richmond, BC Roof Review — Thank you for a beautiful roof
• Calgary, AB Roof Review — No Sales Pressure, Tactics, or Gimmicks
• Parksville, BC Roof Review — Ready and willing to answer any questions or concerns
• Ottawa, ON Roof Review — Extra mile
• Milwaukee, WI Roof Review — Great job, looks awesome
• Glenview, IL Roof Review — The workers on this installation were some of the best I’ve ever had
• Dousman, WI Roof Review — The product is terrific!
• Ottawa, ON Roof Review — We wholeheartedly recommend the Interlock Roofing System
• Ottawa, ON Roof Review — I could not have had a better team of roofers, or a better product
• Jamesville, WI Roof Review — We look forward to many years of a maintenance free roof
• Nanaimo Metal Roofing Review | September 27, 2010
• North Vancouver, BC Roof Review — Made our roof as his own
• Calgary, AB Roof Review — No more old roofing for the city dump
• Appleton, WI Roof Review — Couldn’t be more pleased with the product
• Burnaby, BC Roof Review — Will strongly recommend Interlock Roofing
• Winston-Salem, NC — Roof Review — We look forward to having lower cooling bills
• Cascade, WI Roof Review — Keith and crew were great!
• Seattle, WA Roof Review — Workers knew their craft and did an excellent job
• Port Moody, BC Roof Review — I deeply appreciate Steve and Will’s excellent roofing
• Victoria, BC Roof Review — Extra mile
• Kewaskum, WI Roof Review — The installers did an excellent job
• Silverdale, WA Roof Review — Caring, kind, courteous, polite – they truly care about the job they do
• Seattle, WA Roof Review — I would retain these people!
• St-Thomas de Kent, NB Roof Review — What a difference this roof makes
• Port Moody, BC Roof Review — Roof looks very good!
• Maple Ridge, BC Roof Review — Michael was excellent
• Johnstown, ON Roof Review — Interlock roofing has set a new benchmark for quality and superiority that cannot be matched in the roofing industry
• Chelmsford, MA Roof Review — Workers made very effective use of time
• Campbell River, BC Roof Review — Lots of positive remarks from the public when they drive by
• Vancouver, BC Roof Review — Price and quality… were unmatched in the marketplace
• Brush Prairie, WA Roof Review — Installers did an excellent job
• Calgary, AB Roof Review — They exceeded my expectations
• St-Thomas de Kent, NB Roof Review — At no time did we feel pressured to purchase
• Mount Vernon, WA Roof Review — Great job, fast work too!
• Calgary, AB Roof Review — Very professional installation crew
• Westville, NS Roof Review — It looks just as good now 20 years later
• Belfast, PE Roof Review — Enjoy the secure feeling that this roof is going to last
• Madison, WI Roof Review — Satisfied with installation and the product
• Big Pond, NS Roof Review — We are more than satisfied with our beautiful roof
• Whitecourt, AB Roof Review — Looks terrific, great work!
• Fort Saskatchewan, AB Roof Review — Love our new roof!
• Edmonton, AB Roof Review — Very impressed with the efficiency
• Summerland, BC Roof Review — It has been a great investment
• Silverdale, WA Roof Review — Workmanship exceeded our expectations
• Tumwater, WA Roof Review — Best of all it was recognized in my taxes and that was especially nice
• Mission, BC Roof Review — It is a great roof!
• Belleville, WI Roof Review — Awesome Job Looks Great!
• Auburn, MA Roof Review — Snow easily slides off and does not build up a snow load
• Abbotsford, BC Roof Review — Very positive experience!
• Calgary, AB Roof Review — Excellent job! Looks fantastic
• Mishicot, WI — Roof Review — They were wonderful workers and hard workers
• Bedford, NS Roof Review — The Installation Was Excellent!
• Maple Ridge, BC Roof Review — Very thorough and professional
• Calgary, AB Roof Review — Very professional
• Abbotsford, BC Roof Review — Installers did a great job
• Tsawwassen, BC Roof Review — Very pleased with the attitude of the installation team
• Burnaby, BC Roof Review — Roof will provide us many years of comfort and protection
• Mission, BC Roof Review — The roof looks fantastic in every detail
• Delta Metal Roofing Review 🇨🇦 — Jan 29, 2010 | Interlock®
• Rocky Hill, CT 06067 Roof Review — We Would Definitely Recommend An Interlock Roof!
• Maple Ridge, BC Roof Review — Looks good from what I can see
• North Vancouver, BC Roof Review — Installation of a new aluminum roof on my existing home
• Puslinch, ON Roof Review — We are totally pleased with the look
• Clifton Park, NY Roof Review — The installers were the BEST!
• Nanoose Bay, BC Roof Review — Our son, who builds high end homes on Vancouver Island, had seen Interlock roofs in the course of his work and recommended that we look into this company when the time came to replace our aging roof
• New Prague, MN — Roof Review — The crew was great – very professional
• Whistler Metal Roofing Review 🇨🇦 — Nov 2, 2009 | Interlock®
• Dartmouth, NS Roof Review — It certainly enhances the value and look of our home
• Renton, WA Roof Review — We love the look of the roof
• Vernon, BC Roof Review — With our new Interlock roof’s high fire rating, we feel much safer
• Arlington, MA Roof Review — Interlock is a great company with a product that is sure to give us many years of security
• Gatineau, QC Témoignages — La competence de ces travailleurs etait d’une tres haute qualite.
• Bremerton, WA — Roof Review — “No Worries” in Bremerton
• Victoria, BC Roof Review — We have just increased the value of our house
• Salmon Arm, BC Roof Review — The product has surpassed my expectations
• Waltham, MA Roof Review — He is a master craftsman. There is no other way to describe the quality of his work
• Ladner, BC Roof Review — Worked very hard even in 28°C temperature
• Saint-Raymond, QC Témoignages — Nous tenons à experimer notre satisfaction
• Bowen Island, BC Roof Review — Nothing but compliments for the job they did
• Chemainus, BC Roof Review — What a difference!
• West Vancouver, BC Roof Review — Replacing our old cedar shingle roof
• Madison, WI Roof Review — Our gorgeous house with an equally gorgeous roof
• Albany, NY — Roof Review — Superior workmanship and quality of the roofing products
• North Reading, MA Roof Review — Reduced heat and electricity bills
• Debert, NS Roof Review — The roof looks great and enhances the appearance of the house
• Calgary, AB Roof Review — More environmentally friendly than an asphalt roof
• Cornwall Bridge, CT Roof Review — Long term cost is less than another roof system
• Campbell River, BC Roof Review — Tired of curling and cracking old duroid roof shingles
• Peterborough, ON Roof Review — The roof finished on time and within budget
• Valatie, NY Roof Review — We believed that selecting your company was without a doubt a winner in every respect
• Lowell, MA Roof Review — Best looking roof in the neighborhood
• Clifton Park, NY Roof Review — According to our tax expert, metal roofs are tax-deductible!
• Squamish, BC Roof Review — We Highly Recommend Them
• Waterford, WI — Roof Review — I never really thought I could be thrilled about a roof
• Amesbury, MA Roof Review — Home is where one starts from
• Gales Ferry, CT Roof Review — I was very fortunate to get these two Ukrainian gentlemen as my installers
• Rosemère, QC Témoignages — Nous voulons transmettre notre satisfaction concernant leur professionnalisme et la qualité de leur travail
• Salem, NH — Roof Review — Gives our home a new distinguished look
• East Swanzey, NH Roof Review — You’re not kidding! This is one fantastic roofing material
• Tyngsboro, MA Roof Review — My neighbors took out their snow rakes to prevent potential problems…
• Burien, WA Roof Review — The roof took thirty year off the look of the house
• Georgetown, MA Roof Review — Communication between us was never an issue
• Harvard, MA Roof Review — Environmentally friendly
• Seattle, WA Roof Review — Interlock Metal Roofing was a great investment on our house
• Powell River, BC Roof Review — Installing my new aluminum shake roof
• Woonsocket, RI Roof Review — Lowered the temperature of the second floor during the hot summer months
• Eastford, CT Roof Review — Our old asphalt shingles were showing the effects of time both aesthetically and functionally
• South Portland, ME Roof Review — We contracted to have our old asphalt roof replaced with your Interlock roof
• Aldergrove, BC Roof Review — The best roof we could get
• Peabody, MA Roof Review — Interlock is a great company
• South Hadley, MA Roof Review — Keep your home cooler during summer months, warmer during winter month, eliminates ice dams
• Shoreline, WA — Roof Review — Our new roof is so beautiful…
• Bolton, ON — Roof Review — The crew were very neat, clean and efficient
• Lynnwood Metal Shingles Review 🇺🇸 — July 22, 2007 | Interlock®
• Oak Harbor, WA — Roof Review — Their work was done to the highest expectations.
• Rehoboth, MA Roof Review — Interlock Roofing System has made our home look like a million bucks!
• North Adams, MA Roof Reviews — I was shocked by how quickly they were able to install the Interlock Roofing System
• Westborough, MA Roof Review — I also did investigation through the Better Business Bureau
• Scarborough, ON Roof Review — A perfect fit for the exterior styling of our home
• Chicopee, MA Roof Review — Save money on yearly heating and cooling bills
• Gig Harbor, WA Roof Review — I rate my experience A+ with Interlock
• Pointe-Claire, QC Témoignages — Ces professionnels sont vrais, courageux et méticuleux
• Milton, MA Roof Review — I have been the owner of my home since 1979
• Bremerton, WA Roof Review — It is BEAUTIFUL!
• Tacoma, WA Roof Review — Many compliments from neighbors and friends
• Oak Harbor, WA Roof Review — The end product is a roof that reflects quality
• Winchester, MA Roof Review — The Roof Looks Great
• Wollaston, ON Roof Review — New roof which complements the surroundings
• Calgary, AB Roof Review — This has added value to our home
• Calgary, AB Roof Review — Cold, snow, hail, rain, wind and sunshine and it performed extremely well
• Calgary, AB Roof Review — The installers were always on time, courteous, fast and professional
• Victoriaville, QC Témoignages — Ces hommes travaillent rapidement, prudemment et minutieusement; en plus d’étre trés polis et souriants
• Riviére-du-loup, QC Témoignages — Je dois vous avouer que le résultat à largement surpassé nos attentes
• Deux-montagnes, QC Témoignages — Ils étaient très courtois et sympathiques
• Calgary, AB Roof Review — Good selling point when we sold the house
• Puyallup, WA Roof Review — There were no surprises
• Plymouth, MN — Roof Review — We didn’t pay a dime up front or during the roofing process
• Calgary, AB Roof Review — Add to the value of our house
• Cheshire, CT 06410 Roof Review — We are very satisfied with the aluminum interlocking roof
• Methuen, MA Roof Review — Our roof is the best looking and longest lasting for miles around
• Hartford, CT Roof Review — The material is most appropriate for a house of this vintage
• Surrey, BC Roof Review — Very impressed with our new roof
• Meriden, CT 06450 Roof Review — It’s distinctive appearance and beauty adds value to our home
• Hartford, CT 06112 Roof Review — The snow does not stay on the roof
• Portland, CT O648O Roof Review — Never have to worry about roofing again
• Newburyport, MA Roof Review — We believe Interlock Industries, Inc. has a superior product
• Raynham, MA Roof Review — You really don’t hear the rain any more than before
• Bradford, MA Roof Review — The roof is beautiful and eye-popping
• Lebanon, CT 06249 Roof Review — We especially would like to commend the installer
• Lethbridge, AB Roof Review — Great company that does a great job
• Lethbridge, AB Roof Review — We like the look and colour of the Interlock roof
• Hamilton, ON Roof Review — We could barely hear the raindrops on the roof
• Notre-Dame-de-l’île-Perrot, QC Roof Review — The most impressive aspect of the installation is the finishing
• Airdrie Metal Roofing Review | March 8, 2006
• Chilliwack, BC Roof Review – Very happy with our new aluminum roof
• Lethbridge, AB Roof Review — Value of our property has risen considerably
• New Fairfield, CT Roof Review — At first we were skeptical about an aluminum roof
• East Hartford, CT 06052 Roof Review — Our house is warmer in the winter and cooler in the summer
• Raymond, AB Roof Review — We wanted a roof that we would never have to worry about again
• Belwood, ON Roof Review — Major selling factors non-prorated transferable warranty
• Saint-Paul-de-l’Île-aux-Noix, QC Témoignages — Dévoués, Honnêtes et Affables
• St-Bruno, QC Témoignages — Nous apprécions que, malgré un calendrier serré, vous ayez respecter la date d’exécution des travaux, ainsi que les devis convenus
• Gloucester, MA Roof Review — Interlock Roofing is the best!
• Lethbridge, AB Roof Review — It will be the best purchase you ever make
• Lethbridge, AB Roof Review — An impressive nice looking roof
• North Lethbridge, AB Roof Review — I view the Interlock roof as an investment, which has added value to my home
• Cardston, AB Roof Review — The roof seems no louder in a rainstorm
• West Hartford, CT Roof Review — Interlock delivers what they promise
• Cardston, AB Roof Review — The roof installers were friendly and hardworking
• Prince George, BC Roof Review — Extreme temperatures, winds and precipitation
• Freeport, ME Roof Review — They have worked diligently through all sorts of weather conditions to complete a large and difficult roofing job
• Lantzville, BC Roof Review — Our home became a showpiece! And the value soared
• Braintree, MA Roof Review — Looking for a roof that would withstand the weather conditions in New England
• Hartford, CT 06105 Roof Review — Helped with our heating costs this winter
• Danbury, CT 06811 Roof Review — I have received many compliments from visitors
• Lethbridge, AB Roof Review — How do you say no to a 50-year warranty?
• Norfolk, MA Roof Review — I realized that a new asphalt roof would not last the 30 years that the original roof did
• West Haven, CT 06112 Roof Review — My home is on the waterfront so I needed something dependable, sturdy, and in good taste
• Arlington, MA Roof Review — Since 1956, it has had various leak problems that were never solved with new asphalt shingle jobs
• Coaldale, AB Roof Review — We liked the idea of never having to replace the roof again
• Derby, CT 06418 Roof Review — The new roof is up, there is no noise
• Beverly, MA Roof Review — Aluminum shingle vs the asphalt shingle
• Roslindale, MA Roof Review — Thank you for making my home my castle!!!
• Southwick, MA Roof Review — I have never seen a more professional crew in my twenty-plus years in the construction business
• Swansea, MA Roof Review — We were very impressed that the roof was done in such a timely fashion
• Palmer, MA Roof Review — Remnants of two hurricanes coming through New England
• Westport, MA Roof Review — Guaranteed we will never have to replace it again
• Townsend, MA Roof Review — Our only concern with the aluminum roof was noise from heavy rain storms
• Bradford Metal Roofing Review — September 22, 2004 | Interlock®
• Seattle, WA Roof Review — High quality metal roofing installation
• Everett, WA Roof Review — We are enjoying a much cooler home interior, as advertised
• Brockton, MA Roof Review — With the interlock design, I should not see any buckling or lifting of tiles
• St-Charles-Berromée, QC Témoignages — Nous sommes bien satisfait
• Coquitlam, BC Roof Review — It was the right decision choosing Interlock Roofing
• Orland Park, IL Roof Review — Clever and unique interlocking design
• Worcester, MA Roof Review — I would recommend the Interlock Roofing System to anyone
• North Dartmouth, MA Roof Review — It is a very attractive, “rich” looking roof and makes our log home look once again like it was just built!
• Bow, NH Roof Review — We live in a house that was built in 1886, and the new roof looks just like slate
• Bow, NH — Roof Review — Our new blue Interlock roof is exceptional
• Charlestown, MA Roof Review — Sometimes home improvements can be very stressful; This was stress free
• Preston, CT Roof Review — 5 inches of rain on our new roof
• Boucherville, QC Témoignages — Je tiens à vous féliciter pour le travail de qualité, la promptitude et la propreté des lieux
• Oakdale, CT Roof Review — One of the smartest investments that we could have ever made
• Pawtucket, RI Roof Review — Finally we do not have to worry about the roof any more
• Quincy Metal Roofing Review — Oct 29, 2003 | Interlock®
• Kamloops, BC Roof Review — It looks just fantastic, better than we could have imagined
• Lawrence, MA Roof Review — We love the look of our roof and get lots of compliments on it
• Dracut, MA Roof Review — New England winters, snow and ice dams
• Burlington, MA Roof Review — The only roof that seemed practical for our needs was the Interlocking roof
• Easton, MA Roof Review — It has become the focal point of the house
• Cranston, RI Roof Review — I can’t tell you how happy I am I made this investment
• Waterton Park, AB Roofing Review 🇨🇦 — May 9, 2003 | Interlock®
• Kittery, ME Roof Review — The site was kept very clean
• Langley, BC Roof Review — The noise level was no greater than it had been before
• Kennebunk, ME Roof Review — We are looking forward to an “ice dam” free winter next year
• Easthampton, MA Roof Review — The roof looks wonderful; it’s the best one on the street
• Burlington, MA Roof Review — With this roofing – problem solved
• Attleboro, MA Roof Review — This new roof has put our concerns about water damage to rest
• Narragansett, RI Roof Review — And, no, we don’t hear “pitter patter” when it rains!
• Oak Bluffs, MA Roof Review — The Interlock System is actually quieter in the rain than the existing asphalt shingles were
• Coquitlam, BC Roof Review — Already noticed the benefits that the salesperson had sold us on
• West Hartford, CT 06119 Roof Review — This sort of customer service is what really separates companies that are in it for the long haul
• Bainbridge Island, WA Roof Review — Thank you for being such an excellent firm
• Medford, MA Roof Review — No difference in sound compared to our old roof
• Ladysmith, BC Roof Review — He went beyond the call of duty to perform an excellent job
• Maple Ridge, BC Roof Review — The installers did a superb job
• Lions Bay, BC Roof Review — Thank you for sending such excellent workers
• Lewiston, ME Roof Review — When we got in touch with Interlock Industries our roofing problems were solved
• Nanaimo Metal Roofing Review | March 13, 2002
• Arlington, MA Roof Review — I chose Interlock primarily because it is guaranteed for the life of the house
• Brampton, ON — Roof Review — Very pleased with our new aluminum roof
• Westlock, AB Roof Review — We are proud to display our home to the town of Westlock
• Nanton, AB Roof Review — Very professional and had some difficult weather conditions to work with
• Seattle, WA Roof Review — Thank you for making the excellent product
• Auburn, WA Roof Review — If the roof is as good as it appears and is warranted for, the cost is justified
• Easton, MA Roof Review — My 35-year-old shingles failed after 12 years
• Ottawa, ON Roof Review — My new Interlock roof has satisfied me beyond all expectation
• Kent, WA Roof Review — Another advantage of a very conductive aluminum roof is that it forms a Faraday cage around the house
• Lynden, WA Roof Review — The haunted house look changed instantly into desirable real estate
• Edmonton, AB Roof Review — Beyond the call of duty
• Issaquah, WA Roof Review — The difference from before to after is spectacular
• Duncan, BC Roof Review — With Interlock Roofing, we had absolutely no problems
• Calgary, AB Roof Review — I’m glad we did it now rather than waiting
• Hamilton, ON Roof Review — LOOKS – LOOKS – LOOKS GREAT!!!
• Klamath Falls, OR Roof Review — Looking forward to the many years of “no maintenance” ahead.
• Jefferson, OR Roof Review — This roof is one of the best investments
• Calgary, AB Roof Review — Headaches we have experienced using asphalt shingles
• Scarborough Metal Roofing Review 🇨🇦 — March 7, 1999 | Interlock®
• Sumner, WA Roof Review — Several neighbors have called to comment on how nice it looks
• Mississauga, ON Roof Review — Heard no noise from the pounding rains
• Peterborough, ON Roof Review — The Interlocking roof really has added to the attractiveness of the house
• Ottawa, ON Roof Review — The 50-year lifetime warranty
• Toronto, ON Roof Review — As a Home Inspector, I have seen them all – the good, the bad and the ugly
• Haleiwa, HI Roof Review — The roof is actually quieter than our previous layer of 3 composition roofs!

Resources

• Downloads
• Lifecycle Costs
• Rainwater Harvesting
• Recycling
• Sustainability

Featured Homes

• Antigonish, NS – Solid Copper Standing Seam
• Bellevue, WA – Aged Copper Cedar Shingles
• Bloomington, MN – Aged Copper Shake
• Halfmoon Bay, BC – Deep Charcoal Standing Seam
• South Barrington, IL – Tile Red Mediterranean Tile

Knowledge Base

• Best of Testimonials
• How to Safely Walk on a Metal Roof – Tips and Tricks
• Metal Roofing Built for Life on the East Coast
• Stay Cool with a Cool Roof: The Interlock® Aluminum Roofing Advantage
• Natural resistance from fires starting on your roof
• How Much Wind Can A Metal Roof Withstand
• Does Metal Roofing Get Hot In The Summer?
• Investment and an asset
• Engineer Impressed with Metal Roofing
• Welcome to Interlock Lifetime Roofing
• Roof Warranties, Uncovered
• How Much Does Metal Roofing Cost?
• Do I have to tear-off my old roof?
• Can I walk on an Interlock roof?
• Aluminum Facts
• What is a Cool Roof?
• Are Metal Roofs Noisy?

Employment

• Field Service Technician
• Roofing Subcontractors

Glossary

• 3-tab shingle
• A-frame
• Abrasion resistance
• Absorption
• Accelerated weathering
• Acrylic resin
• Adhesion
• Adhesive
• ADR Institute of Canada
• Aged R-value
• Aging
• Air barrier
• Albedo
• Alberta Allied Roofing Association (AARA)
• Alberta Children’s Hospital Foundation
• Alberta Roofing Contractors Association (ARCA)
• Algae discoloration
• Alligatoring
• Aluminum
• Aluminum Association (AA)
• American Arbitration Association (AAA)
• American Institute of Architects (AIA)
• American Institute of Steel Construction (AISC)
• American National Standards Institute (ANSI)
• American Policyholder Association (APA)
• American Rainwater Catchment Systems Association (ARCSA)
• American Society for Testing and Materials (ASTM)
• Angi
• Apron Flashing
• Architectural Shingles
• Asian traditional style
• Asphalt
• Asphalt Institute
• Asphalt Primer
• Asphalt roof cement
• Asphalt Roofing Manufacturers Association (ARMA)
• Asphalt Shingles
• Atlantic Provinces Roofing Contractors Association (APRCA)
• Attic
• Attic vent
• Authority Having Jurisdiction (AHJ)
• Back surfacing
• Baeumler Approved
• Ballast
• Barge board
• Barrel roof
• Base flashing
• Base sheet
• Base-ply sheet
• Batten
• BC Children’s Hospital Foundation
• Bird stop
• Bitumen roofing
• Blackberry
• Blisters
• Blow-Offs
• Bonnet roof
• Boot
• Boston Children’s Hospital
• Brake
• Bridging
• British Columbia Home Builders Association (BCHBA)
• British Columbia Roofing Contractors Association (BCRCA)
• Buckling
• Building Code
• Building Owners and Managers Association (BOMA)
• Built-up roofing (BUR)
• Bundle
• Butt edge
• Butt Joint
• Butterfly roof
• Button Punch
• California Building Climate Zone
• Camber
• Canadian Arbitration Association (CAA)
• Canadian Condominium Institute (CCI)
• Canadian Construction Materials Centre (CCMC)
• Canadian Home Builders’ Association (CHBA)
• Canadian Roofing Contractors Association (CRCA)
• Canadian Sheet Metal and Roofing Contractors Association (CSMRCA)
• Canopy
• Cant
• Cap Flashing
• Cap sheet
• Capillary Action
• Caulking
• Cavity wall
• Chalk
• Chalk line
• Chalking
• Children’s Hospital of Eastern Ontario
• Chimney
• Chimney collar
• Cladding
• Class 4 impact resistance
• Class A Fire Resistance
• Class B fire resistance
• Class C fire resistance
• Clay Roof Tiles
• Cleat
• Cleat
• Closed Cut Valley
• Closure strip
• Coated base sheet
• Collar
• Concealed nail method
• Concrete Roof Tiles
• Condensation
• Conduction
• Convection
• Cool Roof
• Cool Roof Rating Council (CRRC)
• Cool roof shingle
• Cool-colored
• Copper Development Association (CDA)
• Counter Flashing
• Course
• Cover board
• Coverage
• Crickets
• Cross gabled
• Cross hipped
• Cross ventilation
• Cupola
• Cutout
• Deck
• Dormer
• Double coverage
• Downspout
• Drip Edge
• Dutch gable
• East Asian hip-and-gable roof
• Eave
• Eave Flashing
• Edmonton Home Builders Association (EHBA)
• End Laps
• Energy Efficiency Federal Tax Credit
• Engineered Wood Association (APA)
• Environmental Protection Agency (EPA)
• EPDM rubber
• Exposed nail method
• Exposure
• Fascia
• Fasteners
• Federal Housing Authority (FHA)
• Financeit
• Flashing
• Florida Energy Systems Consortium (FESC)
• Florida Roofing, Sheet Metal and Air Conditioning Contractors Association (FRSA)
• Gable
• Gambrel
• Georgia Roofing and Sheet Metal Contractors Association (GRSCA)
• Granules
• Greater Toronto Home Builders’ Association (GTHBA)
• GuildQuality
• Habitat for Humanity
• Half-hipped
• Hidden roof
• Hip
• Hip Legs
• Hip Roof
• Homeowner Protection Centre (HOPC)
• HomeStars
• Hundred cubic feet (CCF)
• Ice and Water Shield
• Ice Dam
• Initial Solar Reflectance
• Initial Thermal Emittance
• International Code Council (ICC)
• International Roofing Expo (IRE)
• International Safety Equipment Association (ISEA)
• International Zinc Association (IZA)
• IWK Health Centre Foundation
• Karahafu
• L Flashing
• Low Slopes
• Mansard
• Metal Building Manufacturers Association (MBMA)
• Metal Construction Association (MCA)
• Metal Roofing Alliance (MRA)
• Metal Roofing and Siding Contractors Association (MRSCA)
• Metal Roofing and Wall Panel Manufacturers Association (MRWPA)
• Metal Roofing Manufacturers Association (MRMA)
• Metalcon
• Midwest Roofing Contractors Association (MRCA) Annual Convention & Trade Show
• Modified bitumen
• Mokoshi
• Monitor roof
• Mono-pitched roof
• National Association of Home Builders (NAHB) International Builders’ Show
• National Coil Coating Association (NCCA)
• National Institute for Occupational Safety and Health (NIOSH)
• National Research Council Canada (NRC)
• National Roofing Contractors Association (NRCA)
• National Roofing Contractors Association (NRCA) Canada
• National Roofing Contractors Association (NRCA) Convention and Trade Show
• National Safety Council (NSC)
• New England Roofing Contractors Association (NERCA)
• Oak Ridge National Laboratory (ORNL)
• Occupational Safety and Health Administration (OSHA)
• Oil canning
• Ontario Roofing Contractors Association (ORCA)
• Open valley
• Oriented Strand Board (OSB)
• Outshot
• PVC roofing
• Pyatthat
• Pyramid roof
• Quebec Roofing Contractors Association (QRCA)
• Rake edge
• Real Property Association of Canada (REALpac)
• Roof Louvers
• Roof Pitch
• Roof Plane
• Roofers in Recovery
• Roofing and Sheet Metal Institute (RSI)
• Roofing Contractors Association of Alberta (RCAA)
• Roofing Contractors Association of California
• Roofing Contractors Association of California (RCAC)
• Roofing Contractors Association of Illinois (RCAI)
• Roofing Contractors Association of Michigan (RCAM)
• Roofing Contractors Association of Texas (RCAT)
• Roofing Contractors Association of Washington
• Roofing Contractors Association of Washington (RCAW)
• ROOFTech
• Saltbox roof
• Saw-tooth roof
• Seattle Children’s Hospital Foundation
• Shed roof
• SickKids Foundation
• Side walls
• Snow guards
• Snow rails
• Soffit ventilation
• Soffits
• Solar Reflectance Index (SRI)
• Standing Seam Metal Roofing Alliance (SSMRA)
• Starter strip
• Steel Roofing Institute (SRI)
• Steep-slope roofing
• Step flashing
• Stollery Children’s Hospital Foundation
• Stone coated steel roofing
• Synthetic roofing
• Tear-off
• Tented
• Terrace
• The Federal Investment Tax Credit (ITC)
• TPO Roofing
• Transitions
• Underlayments
• Union Roofing Contractors Association (URCA)
• United States Department of Labor (DOL)
• Urban Heat Island Effect
• Valley
• Vapor
• Vapor retarder
• Vent sleeve
• Visible
• Warm wall
• Western Canada Roofing Contractors Association (WCRCA)
• Western Roofing Expo
• Wood shakes
• Wood shingles
• Woven valley
• Zero net energy

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