Interlock has completed 62 metal roofs in Richmond Hill, ON. Local projects span 5 roof profiles (Shingle, Slate, Cedar Shingle, Tile, Standing Seam) and were installed between 1998 and 2023.
★★★★★Local factors affecting roofs in Richmond Hill, ON: - Heavy winter snow loads and frequent freeze–thaw cycles (risk of snow/ice build-up and ice dams). - Intense rainfall and occasional high winds/ice storms that increase moisture intrusion and wind stress on roofing systems. SE
— David and Virginia T., Richmond Hill, ON · 2023 · Verified ↗
★★★★★Richmond Hill, ON — Interlock Metal Roofing (Ontario) Ltd. | Metal Shingles: Communication and follow‑up were inconsistent; the phone line was frequently unattended. In Richmond Hill, where seasonal snow loads and frequent freeze–thaw cycles can accelerate roof wear, timely contr
— Tat T., Richmond Hill, ON · 2022 · Verified ↗
★★★★★Richmond Hill, ON has cold, snowy winters with frequent freeze–thaw cycles and notable snow loads that raise ice-dam and material-stress risks for roofs. Summers are warm and humid with strong UV exposure, which can accelerate coating degradation and thermal expansion of roofing
— Tobin J. and Tobin D., Richmond Hill, ON · 2022 · Verified ↗
★★★★★Interlock Metal Roofing (Ontario) Ltd — Metal Shingles in Richmond Hill, ON: Project completion took longer than expected; heavy winter snowfall and frequent freeze–thaw cycles in Richmond Hill can restrict access, delay work, and accelerate roof wear. Interlock Roofing should im
— Leonard and Claudia L., Richmond Hill, ON · 2021 · Verified ↗






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