Interlock has completed 2 metal roofs in New Durham, NH. Local projects span 1 roof profile (Slate) and were installed between 2017 and 2018.
★★★★★In New Durham, NH, roofs face a roughly six‑month snowy season with average annual snowfall around 50–53 in, creating heavy snow loads and frequent freeze–thaw cycles that increase ice‑dam risk. Interlock Metal Roofing (New England) Inc.’s Metal Shingles performed excellent under
— Albert and Kathy P., New Durham, NH · 2017 · Verified ↗
★★★★☆New Durham, NH has cold, snowy winters with regular freeze–thaw cycles that stress roofing materials and increase ice-dam risk, and warm summers with seasonal UV exposure that affect long‑term roof performance. Regional assessments also show increasing extreme precipitation and
— Jennifer and Steven L., New Durham, NH · 2018 · Verified ↗
★★★★★— Gordon and Denise S., Goffstown, NH · 2026 · Verified ↗
★★★★★Interlock Metal Roofing (New England) Inc. installed my third aluminum roof—original house, cottage, and now my new home in Epping, NH—and they’ve always done an excellent job; their aluminum roofing is light, sturdy, and still looks great years later, a strong choice for Epping’
— Bruce M., Epping, NH · 2026 · Verified ↗






Join your neighbours with a lifetime Interlock aluminum roof — lightweight, fire-resistant and backed by a lifetime limited warranty.
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