Metal Shingle Roof Review — Portland/Tigard & Lincoln City, OR (2004–2017)

Portland, OR

TL;DR: Portland Review Summary

Roofing installation in Portland: Interlock installed a roof on the homeowner’s Tigard property in 2004 and later replaced the Lincoln City beach house roof. The homeowner needed a new roof and a later replacement, reports the 2004 Tigard roof still looks brand new, called Interlock again without hesitation, and says the company works hard to please and both roofs are beautiful.
Susan W.

Interlock installed a roof at our Tigard home in 2004 and it still looks brand new. When it was time to replace our Lincoln City house’s roof at the beach, we did not hesitate to call them again. They work so hard to please and both roofs are beautiful.

Portland, OR

Roof Details

Roof Installation Location: Portland, OR
Roof Installation Year: 2017
Roof Age: 8 years, 6 months, 7 days
Review Submitted: 8 years, 6 months, 7 days after completion date
Roof System: Interlock® Cedar Shingle Metal Roofing
Roof Material: Aluminum
Roof Color: Musket Grey
Roof Coating: Alunar® Coating System
Roof Warranty: Lifetime Limited Warranty

Roofing Promotions in Portland, OR.

Spring Home Protection Event

Save $3,600 on an Interlock® Lifetime Roofing System

Beat the Summer Rush — Financing Available from 9.9%†
*Cannot be combined with any other promotional offers or discounts. Offer valid for this promotion only. Discount cannot be applied to previous purchases. Price discounts depend on the size and location of your home. Minimum 12 Sq. purchase required for discount offered. Must purchase an Interlock Lifetime Roofing System to qualify. Available only at time of purchase. Offer not valid if contract is canceled. Offer does not apply to contract amendments. Offer expires April 30, 2026. Offer only available in Oregon and Washington, United States.

Local Interlock Roofing Company Near Portland

Interlock Metal Roofing (PNW) Inc.

1355 NW Everett Street, Portland, OR 97209
(503) 966-2948
www.oregonmetalroofing.com
Interlock Metal Roofing (PNW) Inc. is the official installer of the Interlock® Lifetime Roofing System in Oregon and the Pacific Northwest. Based in Portland and serving communities across the Portland Metro, Willamette Valley, Columbia River Gorge, Oregon Coast, and neighboring Washington markets, our team has protected thousands of homes with premium, rust-proof aluminum and solid copper roofing since 1997. We specialize exclusively in Interlock® Lifetime Metal Roofing profiles — Slate, Cedar Shingle, Shake, Mediterranean Tile, and Standing Seam — engineered for the Northwest’s heavy rain, wind, moss growth, and freeze-thaw cycles. Every roof is finished with the Alunar® Coating System for long-term color retention and energy efficiency, and is fully solar compatible. Homeowners choose Interlock Metal Roofing (PNW) Inc. for one reason: worry-free performance that lasts a lifetime. With award-recognized service and fully licensed installation in Oregon and Washington, we deliver the last roof you’ll ever need — backed by a lifetime limited warranty and the promise: Never Re-Roof Again.®

Top 10 Metal Roofing FAQs for Homeowners in Portland

Homeowners researching metal roofing in Portland often have several important questions before replacing their roof. Many people want to understand how metal roofing compares to traditional materials like asphalt shingles in terms of lifespan, durability, cost, and long-term value. Roofing decisions can also be influenced by local weather conditions. Homes in Portland may experience environmental factors such as rain, wind, snow, heat, fire, or seasonal storms that can impact roof performance over time. The following frequently asked questions help explain what homeowners should know when evaluating metal roofing and why many people choose durable roofing systems designed for long-term protection.

Metal roofs in Portland commonly last 50–75+ years, while asphalt shingles typically last 15–30 years depending on quality and maintenance. Portland’s climate—about 35–37 inches of annual rain and only a few snowy days—means roofs face prolonged damp conditions in winter, which accelerates asphalt wear and encourages moss growth on shaded roofs. Moss and trapped moisture can shorten asphalt lifespans, while metal resists moisture, rot, and moss buildup and performs well through Portland’s mild freeze–thaw cycles and occasional wind events. Homeowners often choose metal for durability, lower long‑term maintenance, and longevity despite higher upfront cost. Interlock Metal Roofing systems use heavy‑gauge aluminum and include a lifetime limited 50‑year transferable warranty designed for long‑term protection.
In Portland, a typical metal roof installation commonly runs about $6–$16 per sq ft installed — roughly $10,000–$20,000 for a 1,500 sq ft roof, depending on material and profile. Metal roofs cost more upfront than asphalt shingles. Final price depends on roof size, slope, complexity (valleys, hips), tear-off, flashing, skylights, access and labor. Local conditions matter: Portland’s ~36 in. annual rainfall and long, damp season encourage moss and prolonged moisture exposure, which affects material selection, underlayment and flashing details to prevent corrosion and biological growth. Many homeowners compare options by lifetime value because durable metal systems often reduce long‑term repair and replacement costs. Interlock Metal Roofing emphasizes long‑term ownership value rather than competing as a low‑cost option.
Portland’s wet, mild climate—about 36 in. of annual rain—and persistent shade encourage moss and algae on roofs, which accelerate asphalt shingle deterioration. Lifespan: metal roofs commonly last 40–70 years; asphalt shingles typically 15–30 years. Maintenance: asphalt needs more frequent inspections, moss/algae removal, and patching; metal needs occasional fastener/coat checks and debris clearing. Durability: metal resists rot and moisture-driven damage better; shingles are more vulnerable to prolonged wetness and biological growth (though shingles can be economical and perform well with good ventilation and maintenance). Long-term value: metal has higher upfront cost but lower replacement frequency and often better resale value and energy performance; asphalt is cheaper initially but may require one or more replacements over the same period. Homeowners prioritizing long-term protection and low moisture-related upkeep often choose metal. Interlock Metal Roofing appeals because interlocking panels shed water, limit moss buildup, and deliver lasting performance plus architectural curb appeal.
Many people think metal roofs are noisy when it rains, but that’s a common myth. Modern residential metal roofs installed over solid decking do not sound like barn roofs. The perceived noise depends on insulation, attic space, underlayment, and the overall roof assembly; a well-insulated attic and quality underlayment significantly reduce rain sound. Installation quality—secure fastening, proper flashings, and correct air gaps—also matters. Properly installed residential metal roofs typically produce sound levels similar to asphalt shingles or tile, not louder. Interlock Metal Roofing systems are installed as complete roofing systems designed for residential homes, combining profile, underlayment, and attachment details to control noise and performance.
Yes — a metal roof can be energy efficient in Portland. Metal roofing reflects sunlight, reducing summer heat gain, and cool-roof coatings increase reflectivity. However, overall energy performance depends on the full roof assembly: underlayment, insulation levels, and attic ventilation are critical to limiting heat transfer year‑round. Portland’s temperate, wet climate means cooling savings are modest compared with hot, sunny regions, but improved insulation and proper ventilation also cut winter heating losses. Homeowners replacing a roof consider energy efficiency to lower utility bills, improve comfort, extend roof life, and increase resale value or qualify for incentives. Interlock Metal Roofing systems are engineered to integrate with insulation and ventilation and are designed to support long‑term home performance.
Portland’s Pacific Northwest climate brings frequent heavy rain, seasonal strong wind events, and occasional hail that can damage roofs. Metal roofing performs well in wind (good uplift resistance when properly anchored), sheds heavy rain and snow quickly, and can resist hail—especially thicker gauges and impact-rated finishes—though thinner panels may dent. Storm performance depends on roofing system design (profile, substrate, fasteners), installation quality (attachment, flashing, seams), and material durability (gauge, coating, warranty). Homeowners consider weather resilience to reduce leaks, repair costs, and insurance claims and to protect interior and structural components. Interlock Metal Roofing systems are engineered for durability, hail protection, and wind resistance, and when designed and installed correctly offer strong long-term defense against Portland’s heavy-weather risks. Check manufacturers’ published impact and wind ratings and choose certified installation to maximize protection.
Corrosion and rust resistance in Portland, OR: Metal roofing performance depends on the metal type—steel, zinc, copper and aluminum behave differently in wet climates. Some materials (galvanized or coated steels) provide corrosion protection but can still corrode over time; aluminum and stainless steels are inherently more resistant. Aluminum performs especially well in Portland’s wet and coastal-influenced environment because it resists rusting and forms a stable oxide film. Homeowners should consider corrosion resistance to extend roof life, lower maintenance and repair costs, protect warranties, maintain appearance, and reduce risk of leaks. Interlock Metal Roofing systems use aluminum construction designed for strong corrosion resistance and are further protected by the Alunar Coating System for extra protection.
Metal roofing in Portland, Oregon is a durable, low‑maintenance option well suited to the rainy, temperate climate. It resists rot and often outlasts asphalt, but no roof is completely maintenance‑free. Homeowners should inspect their roof at least twice a year and after storms. Remove debris and leaves, keep gutters clear, and check flashing, seams, fasteners, and penetrations (vents, chimneys, skylights) for sealant or corrosion issues. Watch for wind‑driven debris, moss buildup in shaded areas, and damage after winter wind or ice events. Promptly clear deposits and repair flashing or loose fasteners to prevent leaks and corrosion—regular, simple inspections preserve performance and extend a metal roof’s service life.
In Portland, OR, metal roofing can increase home value. Buyers generally value durable, low‑maintenance roofs that stand up to Pacific Northwest weather, and premium materials boost curb appeal. A long lifespan and strong warranty often improve buyer confidence and may shorten time on market. However, architectural style matters: a standing seam suits modern homes, while slate or tile profiles better fit historic or Mediterranean‑inspired neighborhoods. Interlock Metal Roofing systems offer multiple architectural profiles—slate, cedar shingle, Mediterranean tile, shake, and standing seam—available in heavy‑gauge aluminum and solid copper, letting you match local context. In Portland, energy efficiency and resistance to heavy rain and wind are additional selling points.
Portland’s heavy seasonal rain and persistent moisture promote moss and algae growth and keep roofs damp much of the year, so choose materials that resist trapping moisture and biological growth. Interlock Metal Roofing Systems are solar-compatible: Interlock Metal Roofing (PNW) Inc. installs custom solar brackets and engineered mounting solutions to safely attach panels to their standing‑seam aluminum systems. When comparing roofs here, prioritize lifespan and corrosion/moss resistance—long‑lasting materials reduce the chance you’ll need a roof replacement under the panels. If you plan solar later, select a durable roof now to avoid costly rework.

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Interlock Metal Roof Review in Sudbury, ON (Installed 2022)

Review: April 30, 2026

Completion: March 31, 2022

I attended the Sudbury home show on April 25th and had chance to meet Bruce Mehuys with interlock roofing. I purchased a home 2 years ago and had an interlock metal roof. The quality and workmanship was second to none. Bruce was very informative and knowledgeable. I would recommend them to anyone.

Ray L.

Sudbury, ON

Edmonton, AB Interlock Metal Roofing Review (Installed 2014)

Review: April 27, 2026

Completion: July 14, 2014

I’ve had my interlock roof for 14 yrs and have had no issues with it until this last winter. We had heavier than normal snow and a lot of freeze thaw conditions. Several of the snow deflectors were pushed forward and lifted some of the roof. I emailed Dave and Tyler and repairs were made quickly . You can’t tell there was any concerns at all.

Robert B.

Edmonton, AB

Metal Roofing Review in Edmonton, AB — Interlock & Yorman (2026)

Review: April 25, 2026

Completion: April 21, 2026

Yorman and his crew were very pleasant to deal with. There were no issues—just great communication and professional workmanship throughout the project. The crew cleaned up the job site at the end of each workday.

I would recommend Interlock to anyone looking to add value to their property.

Roxy Z.

Edmonton, AB

Metal Shingle Roof Review in Sudbury, ON (Interlock - Installed 2017)

Review: April 25, 2026

Completion: June 7, 2018

We had our roof replaced in 2017 with an aluminum roof by Interlock Metal Roofing. We live on the lake, and prior to the replacement, we were spending thousands of dollars every year because shingles would fly off in the wind.

We haven’t had any issues in the past 7 years. Our experience with Interlock Metal Roofing was excellent — they were very professional and did a beautiful job, even though our roof is quite high and challenging.

Our roof still looks beautiful, and we haven’t had to worry about it at all in the past 9 years.

Beena M.

Sudbury, ON

Corvallis, OR Metal Shingle Roof Review — Interlock (Installed 2017)

Review: April 24, 2026

Completion: November 9, 2017

I love my Interlock roof! No more climbing up to clean it, and no more gritty debris falling into my garden after a few years. It looks fantastic and performs exactly as it should.

The installers were excellent—knowledgeable, detail-oriented, and personable. Ivan is a gem! He handled a small flashing addition efficiently and cleaned the entire roof with a blower in no time.

After almost ten years, it’s still the only roof I would choose.

Sue T.

Corvallis, OR

Interlock Metal Roof Review - Ramara, ON (Installed 2019)

Review: April 23, 2026

Completion: April 23, 2026

We are so happy with our interlock roof from Bruce. We had shopped around because we live on the lake with strong winds and we wanted a quality, long lasting product. Our roof has never changed colour and looks just as good now as the day it was installed. We also love the lifetime transferable warranty. We also love that it is made in Canada so there are no tariffs. Bruce was our sales person. He came right away, explained everything to us. We made the right decision not choosing shingles because of the environment and quality of the product. This was an affordable investment that was worth it. The crew was professional in every aspect. If I move, I will definitely be contacting Bruce again for another interlock roof.

Rhonda S.

Ramara, ON

Portland, OR Metal Shingles Review — Safety Anchors Installed 2019

Review: April 20, 2026

Completion: June 20, 2019

We’ve had our roof for about 7 years and have been very pleased with it. Recently, I scheduled gutter cleaning which was complicated by a run of wet weather which makes the roof very slippery. The gutter contractor asked if we had ever considered installing safety anchors. I didn’t know there was such a thing. I called Interlock and Ivan came by to take a look. He quickly determined appropriate locations for the anchors that the gutter cleaners could clip their safety harnesses to and showed me an example of the anchor itself. He also offered to paint them black to make them more inconspicuous on our dark roof. He returned about a week later for the install and afterwards showed us pictures of the anchors from the roof and pointed them out from the ground. Overall very professional, prompt, excellent service.

Rich K.

Portland, OR

Portland, OR Metal Roofing Review — Interlock Safety Anchors Installed (2019)

Review: April 20, 2026

Completion: June 20, 2019

We’ve had our roof for about 7 years and have been very pleased with it. Recently, I scheduled gutter cleaning which was complicated by a run of wet weather which makes the roof very slippery. The gutter contractor asked if we had ever considered installing safety anchors. I didn’t know there was such a thing. I called Interlock and Ivan came by to take a look. He quickly determined appropriate locations for the anchors that the gutter cleaners could clip their safety harnesses to and showed me an example of the anchor itself. He also offered to paint them black to make them more inconspicuous on our dark roof. He returned about a week later for the install and afterwards showed us pictures of the anchors from the roof and pointed them out from the ground. Overall very professional, prompt, excellent service.

Rich K.

Portland, OR

Interlock Metal Shingle Roof Review in Bay View, WI (Installed 2009)

Review: April 16, 2026

Completion: February 20, 2009

I had Interlock put on a beautiful red slate roof 17 years ago.The roof still looks beautiful. 5 years ago, I had them also re-roof my garage with the same type of slate. The roofs look gorgeous and I have no maintenance whatsoever.I get complements all the time. The guy whom I contracted with was named "Tim' but has since died. He was a really nice guy. Back in 2009, the roof was much cheaper. ( I actually paid more for the garage 5 years ago!) I am extremely happy with the roofs. The guys did a wonderful job, replacing rotted boards where necessary. They also told me about very cheap gutters I could buy at Menards instead of those ridiculously - priced "special" gutter systems. I bought them and they placed them on my buildings.This home will go to my daughter one day; I do not want her to have to lift a finger. Note that I had an asphalt roof previously. It lasted only 12 years. The shingles curled up under the sun and cracked. They looked terrible. I can honestly say that these metals roofs by Interlock are very much worth what you pay for them. They will last a lifetime with almost no maintenance. Instead of replacing a roof every 15 years and paying lots for asphalt or fiberglass, their metal roofs last very long and you will never have to re- roof again.

Vera P.

Bay View, WI

Interlock Metal Roofing Review in Saint Paul, AB — 50-Year Warranty (Installed 2025)

Review: April 15, 2026

Completion: August 31, 2025

We recently installed a new Interlock Roofing System, and we couldn’t be happier with the decision. Knowing it’s backed by a limited lifetime, non-prorated, fully transferable 50-year warranty gives us real peace of mind—it truly feels like a smart long-term investment. Mr. Yorman and his crew were outstanding from start to finish. Their commitment to customer service is second to none. They showed up exactly when they said they would and worked diligently until the job was completed. The finished product looks fantastic, and the cleanup was so thorough that our property actually looked better than before they arrived. A special mention to Tyler, who did an excellent job walking us through the benefits and helping us feel confident in choosing this system. Overall, a great experience and highly recommended!

Denis D.

Saint Paul, AB

Interlock Metal Shingle Roof & Snow Guards Review — Owen Sound, ON (Installed 2017)

Review: April 14, 2026

Completion: August 10, 2018

We installed an Interlock roof in 2017. The roof is still like new. Due to an insulation issue and snow depth of over 4 feet, we had an ice build up problem. Ken, Greg and Cheri provided consultation and prompt service in addressing the addition of snow guards. Their knowledgable and friendly service was greatly appreciated. We highly recommend both the product and the team.

Joan H.

Owen Sound, ON

Interlock Metal Roof Review - Burnaby, BC Metal Roofing (Installed 2024)

Review: April 14, 2026

Completion: June 30, 2025

I recently had my 25 year old asphalt roof replaced with an Interlock Metal roof. I'm so very happy with my decision. In fact, best decision ever to have Interlock Industries install. The metal roof is manufactured in Delta, BC and they have their own installers. It's not panels! It looks very much like a cedar roof! Colour is awesome as well! My home is located in Victoria on Vancouver Island and looks great with my new roof! Interlock is a very professional business from contract signing to installation. Amazing crew that gets the job done in a timely manner. My roof looks fabulous. It's a work of art!!

Karen K.

Burnaby, BC

Aurora, ON Metal Roofing Review — Interlock Installation (2016)

Review: April 13, 2026

Completion: May 3, 2016

We moved into our new house in 1984. Our new house came with new 25 year shingles. In 2004, 20 years later we noticed that our roof shingles needed to be redone. Now, back in 1984 they used asbestos in the roof shingles and although at the time they said they were 25 year shingles, we were still happy to get 20 years out of them. So, in 2004 we got a quote and had the roof re-shingled. We paid extra for the 25 year shingles as we had such a good result with the original shingles. In 2016 (i.e. 12 years later) my neighbour told us that our shingles on the south side of the house were cracked with rolled up edges and needed to be replaced. (We can't see the south roof of our house unless we are visiting the neighbours.) The shingles on the north side were still ok, but since you can't really shingle half a roof we knew that we had to have the whole roof done...after just 12 years. We were a little upset about this and decided to go to the National Home Show in Toronto to look at alternatives. We met Tom Watson at the Interlock Metal Roofing booth and he took a lot of time and explained the complete roofing system to us. We liked what we saw and what was explained to us and we arranged to have a home visit from Interlock and to give us a quote. The metal roof was certainly a lot more expensive than a regular asphalt shingle roof, but we decided to get the metal roof anyways because we did not want the hassle of having to re-shingle every 10 or 11 years...and there are also some other unforeseen benefits detailed below that we did not know about at the time. The metal roof comes with a Lifetime Limited Warranty, 50 year transferable, not prorated so even though more expensive it adds value to lyour home because if in the future you are looking to sell, the buyer knows he won't have any roof problems for the 50 year life of the roof. Your roof becomes an asset instead of a liability. The installation happened over 4-5 days. I paid a lot of attention to what they were doing and how they were doing it. The roof vents were removed. These are the same roof vents that raccoons like to rip off for access to your attic, so that potential problem went away. A ridge vent (google it) was installed on the top of the roof and it is low profile and fits in so you would not know that it is there. Raccoons have been known to chew a hole in asphalt shingles and roofing plywood to get into your attic. With a metal roof, it isn't happening. That mode of access is eliminated. Now, with our previous asphalt shingles we had constant problems with raccoons pooping on our roof (sound familiar?) and for some reason, at least for the last 10 years that we have had the metal roof, that has not happened. I don't know why, but I can speculate that the raccoons find the metal roof very slippery and they are not comfortable being up there and doing their business while trying not to slide off the roof. Also, in the past we have had squirrels occasionally make their way through, under, beside our asphalt shingles and get into our attic. That will never happen with a metal roof because the whole roof is sealed and northing is getting that way. If you are concerned about high winds ripping off your shingles you don't have to worry with a metal roof. Each and every metal shingle is fastened to the roof with aluminum screws (note the metal roof shingles are painted and baked to a tough finish) and they are interlocked with each other, so you may lose your entire roof in a hurricane, but the metal shingles will still be attached to it. We moved into our new house in 1984. After about 2 years of sweating through humid summers, we installed an A/C system. Our new A/C system worked ok in that it removed the humidity and cooled the house, but with the high 37 deg C temperatures it was struggling. The A/C would run continuously and never stopped on those hot days, but once the metal roof was installed it cycled on and off as designed. We highly recommend Interlock Metal Roofing.

Dan S.

Aurora, ON

Willowbrook, IL Metal Roof Review — Interlock Roofing (Installed 2016)

Review: April 12, 2026

Completion: May 30, 2016

We had our roofed replaced by Interlock Roofing in 2016. One of the best decisions we’ve ever made! Our roof looks like slate shingles but is entirely metal. We e received many compliments on it over the years Recently we had a lot of strong wind and hailstorms and our representative, John Mondeshean, checked in with us to see if we sustained any roof damage. He came out and inspected our roof for us within a day or two. Luckily we didn’t have any damage. I’ve been impressed by this company and their product from day one. John is the consummate professional. Our roof is now 10 years old and I still say it was the best investment! Highly recommend!

Margot M.

Willowbrook, IL

Metal Shingle Roof Review in Anchorage, AK (Installed 2013)

Review: April 11, 2026

Completion: August 27, 2013

We have had this roof for about 17 years. We got hurricane strength winds and there has been no problems with the roof. We had 3 conventional shingle roof before and they had delaminated and blown in to other neighbors yards. Worth the money in our opinion.

Michelle W.

Anchorage, AK

Interlock Aluminum Roof Review in Dexter, OR (Installed 2019)

Review: April 9, 2026

Completion: July 19, 2019

I love my Interlock roof. It was installed about 7 years ago. Recently had indication that a little roof leak was occurring and I called Interlock up. Customer service was excellent and they promptly got a technician out to see what the issue was. Ivan was efficient and knowledgeable and identified the issue and fixed it quickly. He checked over the entire roof to make sure there were no other issues. I’m very happy with the product and the service.

Korenza J.

Dexter, OR

Aluminum Roofing Review in Battleground, WA (Installed 2026)

Review: April 7, 2026

My wife and I wanted a long-term roof and I think we found it. The product seems very good and are installer Daniel was terrific and a trooper put a lot of hours and a lot of time and made it look real nice when it was completed. I would recommend the company if you're looking for a metal roof.

Jon M.

Battleground, WA

Interlock Metal Shingle Roof Review — Bruce Peninsula, ON (Installed 2021)

Review: April 5, 2026

Great catching up with Bruce Mehuys at the Spring Cottage Life Show last week in Toronto. We got our new Interlock roof in 2021 and it has seen some extreme weather over the last several seasons. Bruce has stayed in touch ever since we first spoke to him about replacing our roof and we are extremely pleased we the product and performance of our roof.

Peter N.

Bruce Peninsula, ON

Last modified: April 29, 2026 6:59 am
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