GCP PERM-A-BARRIER Self-Adhering Wall Flashing – 75' Roll Size:24" x 75' Continuous belt provides consistent cavity

Continuous belt provides consistent cavity coverage

efficient alternative to traditional flashing attachment methods for wall openings

Stainless steel blade for strength and corrosion resistance

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FREE takeoff service on awarded jobs

GCP PERM-A-BARRIER Self-Adhering Wall Flashing – 75' Roll Size:24" x 75' Continuous belt provides consistent cavitySELF ADHERING, RUBBERIZED ASPHALT FLASHING FOR CAVITY WALL MOISTURE PROTECTION PERM A BARRIER Wall Flashing is a high performance through wall flashing that creates a watertight barrier while allowing for fast, clean installation. Its rubberized asphalt and cross laminated film construction offers superior durability, flexibility, and dimensional stability, making it ideal for cavity wall applications where water and air infiltration must be