GCP Applied Technologies ('GCP') PERM-A-BARRIER® NPS (Non Permeable Sheet) Wall Membranes are ideal for protecting the building superstructure from the damaging effects of the elements. By minimizing air and water vapor flow through the building ext
- Primer-less self-adhered sheet'?reduces installation time
- Waterproof and virtually impermeable to moisture'?virtually impermeable to the passage of liquid water and vapor
- Air tight'? Protects against air passage and associated energy losses. Meets ASTM E2357 standard as required by IECC 2012
- Flexible'?accommodates minor settlement and shrinkage movement
- Fire Resistant'?meets NFPA 285 as part of various wall assemblies with foam plastic insulation
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Full Description & Specs