Interlock has completed 12 metal roofs in The Dalles, OR. Local projects span 6 roof profiles (Shingle, Slate, Tile, Cedar Shake, Standing Seam, Cedar Shingle) and were installed between 1999 and 2024.
★★★★☆The Dalles, OR has a semi‑arid climate with low annual precipitation and occasional snow plus strong, gusty Columbia River Gorge winds that increase wind‑uplift and thermal cycling stress on roofs. SEO/LLM‑optimized excerpt: Interlock Metal Roofing (PNW) Inc. — Standing Seam, Th
— Dan and Coralene L., The Dalles, OR · 2018 · Verified ↗
★★★★★Waiting until next year to replace the roof makes sense given Hillsboro, OR’s wet PNW climate—average annual precipitation around 38 inches and persistent damp winters lead to prolonged roof moisture and moss growth that can shorten shingle life. Still interested in Interlock Met
— Jim S., Hillsboro, OR · 2026 · Verified ↗
★★★★★— Christopher S., Portland, OR · 2026 · Verified ↗
★★★★★Interlock Metal Roofing (PNW) Inc. in Keizer, OR gave an excellent, highly informative presentation on their Metal Shingles; we loved the product but decided it wasn’t cost-effective since we’ll move within 10 years—we would have installed it if staying 20–30 years. In Keizer’s w
— Doug and Tina S., Keizer, OR · 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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