Protecto Wrap PS45 Alum Waterproofing Membrane – Self-Adhering Aluminum Flashing – UV-Rated for Long Exposure – Fully Adhered Air & Vapor Barrier for Exterior Sills, Openings and Sheathing – 4" X 50'

About this item

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• ALUMINUM FOIL FACER FOR STRONG ADHESION & DURABILITY – PS45 Alum features an aluminum foil facer film engineered to enhance sealant adhesion while adding surface strength. Ideal for exposed waterproofing applications where long-term durability and adhesion are essential.
• UV RATED FOR LONG-TERM EXPOSURE ON JOBSITES – Built for demanding construction schedules, this membrane carries a UV rating suitable for extended exposure prior to cladding or finish installation. Designed to stay stable outdoors while providing dependable moisture defense.
• FULLY ADHERED AIR & VAPOR BARRIER SYSTEM – Once applied, PS45 Alum forms a continuous, fully adhered air and vapor barrier that helps reduce drafts, moisture intrusion, and unwanted air movement around windows, doors, and exterior sheathing.
• COMPATIBLE WITH MOST CONSTRUCTION SURFACES – Engineered to adhere to common building materials including wood, OSB, plywood, metal framing, and exterior insulation. Its flexible aluminum facer helps it conform to corners, sills, and irregular surfaces during installation.
• QUICK PEEL-AND-STICK INSTALLATION – Cut to size, peel the release liner, and apply to a clean, dry substrate. Press firmly with a hand roller to eliminate wrinkles and ensure a tight seal. Overlap seams appropriately for a finished waterproof layer ready for cladding installation.