Foil Tape UL181A Silver 2.5" X 60 Yards

High performance duct closure tape is specifically designed for use as a vapor seal on reinforced fiberglass duct board

High performance solvent acrylic adhesive performs well over a wide temperature range

Hand tearable, allows for easy installation

Also excels in high heat and humidity conditions

Primarily used for sealing fiberglass ductboard and flexduct. May also be used on metal connections, flexible duct, flexible duct connections to ductboard, and metal duct.