Calgary, Alberta Metal Roof Review

Local Interlock Roofing Company Near Calgary

Interlock Metal Roofing (PNW) Inc.

• 5608 17th Avenue NW, Suite 1574, Seattle, WA 98107
• (206) 202-7814
• www.washingtonmetalroofing.com

Interlock Metal Roofing (PNW) Inc. is the official installer of the Interlock® Lifetime Metal Roofing System throughout Washington and the greater Pacific Northwest. Trusted in Western Washington since 1997, we specialize in premium, heavy-gauge aluminum roofing engineered to handle the region’s relentless rain, coastal wind, moss growth, and freeze-thaw cycles — all backed by a Lifetime Limited Warranty and our promise: Never Re-Roof Again®. From Seattle and Tacoma to Bellevue, Bellingham, Stanwood, and Vancouver, WA, our certified installation crews install five architectural Interlock® profiles — Slate, Cedar Shingle, Shake, Mediterranean Tile, and Standing Seam — each finished with the Alunar® Coating System for long-term color retention, corrosion resistance, and energy efficiency. Every Interlock roof is lightweight, non-combustible, and fully solar-compatible, offering homeowners a beautiful, sustainable roof designed to last a lifetime in Washington’s demanding climate.