Nashua Tape 1.89 in. x 60 yds. UL181B FX Listed Duct Tape in Black

Nashua 55 in.7 UL181B-FX Listed Duct Tape 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. Superior quality, performance, and tensile strength.|For use on UL listed flexible air duct|Wide range of uses in heating, air conditioning, ventilating, and refrigeration applications|Excellent shear strength, and strong high-tack adhesive|Resistance to mold growth, humidity, flame spread and smoke generation