Polyken 557 Premium UL 181B-FX Listed Silver 2x60 Tape

Excellent shear strength, and strong high-tack adhesive. Superior quality, performance, and tensile strength. Shows excellent resistance to mold growth, humidity, flame spread, smoke generation, and the effects of high temperatures. Acts as a superior closure system for use with UL listed flexible, non-metallic air ducts and air connectors. Heavy duty bundling, sealing, and repairs.