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UL 181B-FX listed film tape for use on Class 1 flex duct for connecting, joining, sealing and patching flexible air ductwork. DC 181 features an acrylic adhesive system, high performance in temperatures ranging from -10 to 210 deg F and is clearly printed with the UL Listing to ensure every job is code compliant.

Foil-Grip 1403-181BFX is a UL 181B-FX listed pressure sensitive, 40-year cycle, duct joint and general purpose rolled sealant. Foil-Grip 1403-181BFX provides an instant water resistant grip to most surfaces including sheet metal, duct board, flex duct, PVC coated duct, and duct wrap vapor barriers. Foil-Grip 1403-181BFX is suitable for subgrade application on PVC coated duct and is ideal for replacement applications.

Blue Monster PTFE thread seal tape is a thicker, denser, general-purpose thread seal tape that comes in a monstrous 1429 in roll. That’s 5 times more tape than conventional rolls of low density thin tapes. Fewer wraps are necessary to affect a leak proof seal and it applies easily. No waste and no re-taping make sealing joints a breeze. Now available in a smaller roll, Mini-Monster PTFE thread sealant tape. Blue Monster thread sealing tape is manufactured from PTFE resin, a polymer consisting of recurring tetrafluoroethylene monomers whose formula is (CF2-CF2)n. It is inert and compatible with a very wide range of materials. Use Blue Monster on threads made from galvanized steel, iron, brass, copper, aluminum, stainless steel, polyethylene, polypropylene, PVC, CPVC, ABS, fiberglass and more.