ShurTape Mastic Butyl Foil Duct Tape 3″ x 100′
For indoor or outdoor use to seal Class 1 Flex Duct, sheet metal and duct wrap vapor barriers, and is also approved for subgrade application on PVC-coated duct. Delivers permanent, air tight and water-resistant seals in temperature up to 200 F.
- Indoor/Outdoor mastic foil tape
- Stays supple and forms a permanent bond to substrate
- Paintable with paint recommended for aluminum
- Contains no asbestos, CFCs, or PCBs.