PolyWall WindowSeal 20 Mil Window Flashing Tape - 12" x 100' Roll for Weatherproofing, Air Leak Prevention & Home Insulation - Perfect for Window Installation, Door Sealing & DIY Home Improvement Projects

PolyWall WindowSeal Window Flashing Tapes are used to strip in or flash straight window frames, door frames, and other construction seams. WindowSeal is a self-adhering, self-sealing tape consisting of rubberized asphalt waterproofing coating laminated to polyethylene film. The finished product is supplied in rolls with an easy-to-remove film release liner. WindowSeal® is available in 20 mil thickness and a variety of roll sizes.

Features & Benefits

• Simple application: On and off the job site quickly
• Self-seals: Providing a smooth, watertight surface around nails, staples, and fasteners
• Waterproofs: Inhibits mold and mildew in sub-surfaces
• Superior adhesion: Enhances speed on the job. Improves productivity in a variety of conditions
• Excellent elasticity: Resists cracking or tearing if structural movement occurs

Uses: WindowSeal^® products are used to strip in or flash straight window frames and other construction seams. If the material is applied to round-top or custom-shaped areas, ArcFlash™ should be used.