
How New England Snow Loads Affect Your Roof — And What Actually Carries the Weight
Your roof's snow capacity comes from its framing, not its covering. Here's what that means for New England homes, county by county.
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Documented installs with real dates and towns, answer-first guides, and the engineering behind never re-roofing again.

Your roof's snow capacity comes from its framing, not its covering. Here's what that means for New England homes, county by county.
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Interlock Metal Roofing was chosen for the SPOT MODULE Project in Antarctica — mobile shelter modules supporting the South Pole Overland Traverse resupplying the Amundsen–Scott South Pole Station.
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50 squares of Black Interlock cedar-shingle aluminum roofing on a board-and-batten home in Foxborough, Massachusetts — installed April 2022. Cedar character that never splits, curls, or rots.
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This Charcoal Grey Interlock aluminum shingle roof in Gilsum, NH was installed in 2004. Photographed 21 years later: no rust, no curling, no replacement. Documented proof, not marketing.
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43 squares of Deep Charcoal Interlock aluminum slate on a Madbury, New Hampshire Tudor — slate formality at a seventh of the weight, minutes from the Seacoast salt air.
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No — aluminum cannot rust. It forms a self-protecting oxide layer instead, which is why it's trusted for fighter jets, spacecraft, shark cages — and lifetime New England roofs.
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Deep Charcoal Interlock aluminum slate-look shingles on a classic Massachusetts colonial in Westford — the last roof this Middlesex County home will need.
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