Metal Roofing Built for Fredericton's Heavy Rain, Snow Loads, Windstorms & Lifetime Protection

Performance you can measure (all climates):
• Proudly manufactured in Canada by a family-owned company; authorized Interlock® installers serving Fredericton and the Fredericton Capital Region
• Aluminum coated with the Alunar® Coating System (no visible aluminum surface) for long-term finish durability in New Brunswick climates
• Precision weatherproof seams (profiles: slate, cedar, shake, tile) and mechanical fastening (profile: standing seam) deliver long-term leak protection during wind-driven rain events
• Interlocking panel system tested to 193+ km/h for resistance to severe windstorms and gusts that affect the region
• Snow-shedding panel geometry reduces heavy snow loads and helps prevent ice dams during Fredericton’s winter freeze–thaw cycles
• Designed to withstand repeated freeze–thaw stress on seals, fasteners and flashings across the Fredericton Capital Region
• Atmospheric rivers: engineered to shed intense, prolonged rain events and prevent infiltration during spring and fall storm runs that impact Fredericton
• Coastal salt air: although Fredericton is inland, the Alunar® finish and corrosion-resistant aluminum protect roofs from any incidental salt exposure from winter road salting or riverborne spray
• Moss resistance: smooth Alunar® finish and low moisture retention reduce moss and lichen growth on shaded slopes along the Saint John River corridor in Fredericton
• Class A fire-rated available for added protection during dry periods or ember-risk episodes
• UL 2218 Class 4 impact resistance for defence against hail, falling branches and storm debris
• Energy-efficient cool-roof properties help limit attic heat gain during summer heat waves and improve year-round comfort
• Solar-compatible roof system engineered to accept modern bracket-mounted photovoltaic installations without compromising weathertightness
• Fully recyclable aluminum construction and durable finishes reduce lifecycle waste compared with asphalt shingles
• Low-maintenance finish resists peeling and requires less frequent cleaning in Fredericton’s moist climate
• Backed by a Lifetime-Limited transferable warranty for long-term protection and resale value
Maritime Metal Roofing Ltd.
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Interlock® Aluminum Roofing — all-climates performance specs for Fredericton, New Brunswick
| Spec / Rating | Climate / Risk Factor + What It Solves |
|---|---|
| Wind resistance: 120+ mph (193+ kph) | Extreme wind, hurricanes, storm uplift: full interlocking attachment helps prevent blow-offs, edge lifting, and panel loss in high-gust events. |
| Fire rating: Class A (with proper assembly) | Wildfire, embers, radiant heat, chimney sparks: non-combustible roof assembly provides the highest residential fire protection rating. |
| Hail resistance: UL 2218 Class 4 | Hail and impact debris: highest impact classification; resists cracking, splitting, and surface loss common with asphalt under hail strikes. |
| Snow & ice performance: interlocking, shedding profile | Heavy snow, freeze-thaw, ice dams: smooth aluminum sheds snow efficiently and the interlocking design helps block water intrusion when melt-refreeze cycles occur. (Final snow-load capacity depends on roof structure and local code.) |
| Corrosion resistance: aluminum (won’t rust) | Salt air, coastal humidity, wet climates: aluminum naturally resists rust and corrosion, reducing long-term failure risk in marine or high-moisture environments. |
| Heat / UV durability: baked-on coating system | High heat, intense sun, thermal cycling: coatings resist UV breakdown and temperature-swing fatigue, slowing fading and surface degradation. |
| Moss / algae resistance: smooth coated surface | Wet shade, organic growth: low-porosity metal surface gives moss/algae less to grip, reducing staining and maintenance. |
| Material: heavy-gauge aluminum roof profiles (Slate / Shake / Shingle / Tile / Standing Seam) | All-season structural stability: lightweight, dent-resistant metal system stays stable through large hot-cold swings and severe weather. (Add exact alloy + thickness for maximum spec proof.) |
| Expected lifespan: 50+ years | Long-term durability across climates: avoids re-roof cycles typical of shorter-life materials, even in high-stress environments. |
| Warranty: Lifetime-Limited, non-prorated + 50-year transferable | Lifetime protection + resale value: guarantees long-term material confidence and transfers to future owners. |
Available Profiles in Fredericton, New Brunswick:
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Metal Roofing FAQs for Homeowners in Fredericton
The following metal roofing FAQs are designed specifically for homeowners in Fredericton, New Brunswick. Whether you are building a new home or replacing an existing roof, understanding how roofing materials perform in local weather conditions is essential. From wind and storm protection to fire resistance, hail impact, snow loads, and coastal moisture exposure, Interlock’s Lifetime Aluminum Roofing System is engineered to provide long-term durability, energy efficiency, and peace of mind in Fredericton.
