Metal Roofing in Bloomfield, Ontario — Lifetime Interlock® Aluminum Shingles Installed Locally

Metal roofs shed snow more efficiently than asphalt because aluminum's smooth surface and four-way interlocking panels prevent ice dams from forming along the eaves. Bloomfield receives about 110 cm of snow yearly across roughly 80 freeze-thaw cycles, which repeatedly expands and contracts asphalt shingles until they crack. Interlock's 3105-H24 aluminum alloy flexes with temperature swings without degradation, and the panels are warranted to resist wind gusts up to 120 mph (193 km/h)—well above the regional average of about 22 km/h—so snow load combined with wind poses no structural threat. Optional snow guards can be added if you want to control the pace of melt.

Yes—aluminum is actually superior to most roofing materials in freeze-thaw climates because it expands and contracts uniformly without cracking or splitting. Bloomfield experiences roughly 80 freeze-thaw cycles per year, and asphalt shingles, wood, and concrete tile all deteriorate under that stress. Interlock aluminum contains no iron, so it cannot rust, and its oxide layer self-heals when scratched—meaning micro-damage from freezing rain and thermal cycling doesn't propagate into corrosion. The Alunar 70% PVDF coating is warranted 30 years against chalking and fading (ASTM D4214), so the finish remains protective through decades of Bloomfield winters.

Aluminum cannot rust because it contains no iron—rust is iron oxide, and there's no iron present to oxidize. Instead, aluminum naturally forms a thin, transparent oxide layer that actually protects the metal beneath; when scratched, this layer self-heals. Steel roofing, by contrast, rusts aggressively and requires constant maintenance, especially in Bloomfield where you receive 859 mm of annual rainfall and occasional salt-laden air from nearby regions. Interlock uses roofing-grade 3105-H24 and 3003-H24 aluminum alloy (ASTM B209) finished with Alunar 70% PVDF fluorocarbon on both sides, creating a dual-barrier corrosion defense. This chemistry is why the Guardian Warranty covers rusting as a material defect—corrosion simply does not occur.

Most homes need no structural reinforcement because Interlock metal roofing is extraordinarily light—the Slate profile installs at just 0.41 lb/sq ft, and even the Mediterranean Tile, which aesthetically replicates heavy clay, weighs only about 0.59 lb/sq ft (roughly 96% lighter than genuine tile). Existing asphalt shingles typically weigh 2–3 lb/sq ft, so you're actually removing dead load when you upgrade. Interlock installs directly over your current roof, eliminating the tear-off cost and landfill impact. A structural engineer would rarely flag an upgrade to metal in Bloomfield, where the snow load is 110 cm annually—your framing was already designed for that weight and more.

Interlock achieves UL 2218 Class 4—the highest impact rating available—meaning it withstands hailstones up to 1.5 inches without loss of integrity. The warranty even covers perforation from hail of that size, which is rare in Bloomfield but does occur regionally. Some insurers recognize this durability and offer premium discounts for metal roofs with Class 4 ratings; contact your provider with the UL listing number (Intertek 33876) to explore savings. Because metal is non-combustible (Class A fire rating available) and impact-resistant, underwriters view it as lower risk than asphalt, which degrades under UV exposure across Bloomfield's 3076 annual sunshine hours and becomes brittle in freeze-thaw cycles.

energy-efficient Interlock colors with high solar reflectance (up to 0.55 for Aged Copper Penny) and thermal emissivity of 0.84 reflect solar heat that asphalt absorbs, reducing cooling demand in warmer months. Bloomfield averages 3076 sunshine hours annually, so cumulative heat reflection delivers measurable savings over time. The Cool Roof Rating Council certifies these properties, meaning you can quantify the energy benefit to your utility bill and lifespan cost analysis. Metal roofs don't cool your home in the way air conditioning does, but they prevent unnecessary heat buildup in the attic, which reduces the workload on HVAC systems and extends their lifespan. This advantage compounds over 40+ years of ownership.

Interlock requires virtually no maintenance—no seal-coating, no shingle replacement, no algae treatment. Leaves and debris should be cleared annually (standard practice for any roof), but the metal itself is self-sustaining because aluminum cannot rot, split, or curl, and the Alunar 70% PVDF finish is warranted 30 years against chalking and fading. Asphalt shingles, by contrast, require frequent repairs as Bloomfield's 80 yearly freeze-thaw cycles warp and crack them, plus wood and tile demand re-grouting and routine sealing. Metal is CALGreen-verified for reduced maintenance by California's building code, a standard that reflects its durability. Over 50 years, the labor and material savings dwarf the initial cost difference.

Yes—Interlock aluminum is approximately 95% recyclable at end of life, whereas asphalt shingles are hauled to landfills where they persist for decades. Bloomfield generates waste from every roof replacement, but metal breaks the cycle: one metal roof lasts 50+ years, eliminating multiple asphalt tear-offs and disposal costs per homeowner. Aluminum is infinitely recyclable without degradation, so even after half a century, your roof becomes feedstock for new panels or other aluminum products. This closed-loop model conserves natural resources and eliminates the embodied carbon of repeated manufacturing and transport. Interlock has been manufactured since 1998 in Delta, BC, and installed from coastal homes to an Antarctic research station—proving durability that genuinely reduces environmental impact over time.

Interlock Metal Roofing (Ontario) Ltd. has served the South East region, including Bloomfield, since 1998. They are factory-trained installers certified to apply Interlock's four-way interlocking aluminum panels correctly—critical because proper sealing and fastening ensure the 120 mph wind warranty and ICC-ES ESR-1790 code compliance. The team understands Bloomfield's climate: 859 mm annual rainfall, 110 cm snow, and gusts to 118 km/h, so they design drainage and fastening to handle these conditions. Local installation also means responsive warranty service, faster scheduling, and familiarity with regional building codes and permit requirements. Contact them to discuss your project and confirm eligibility for the current promotion: interest-free payments for 3 months and at least $2499 in savings.

Interlock offers five profiles—Slate, Cedar Shingle, Shake, Standing Seam, and Mediterranean Tile—so you can match nearly any architectural style while gaining metal's durability and low maintenance. Slate and Cedar Shingle suit traditional Ontario homes; Shake offers rustic appeal; Mediterranean Tile replicates clay without the 0.59 lb/sq ft weight becoming a structural burden; Standing Seam delivers a contemporary look. Each profile installs using the same four-way interlocking aluminum technology, warranted to resist wind gusts up to 120 mph and rated UL 2218 Class 4 for hail impact. Colors, finishes, and profiles are engineered to withstand Bloomfield's 3076 annual sunshine hours and 80 freeze-thaw cycles without fading or loss of functionality. Your choice is aesthetic—the performance is consistent across all.