Use Scotch® Foil Tape 3326 for effective sealing of duct joints, insulation and flexible duct connections.
Whether you're working with air distribution (HVAC/R) or insulation — batted, expanding foam, or polystyrene — 3M has a wide range of reliable products designed to help you be more productive and efficient through each stage of a building project.
Minimizes air leaks in HVAC systems to help maximize efficiency and reduce heating and cooling cost.
Printed 2.3 mil aluminum alloy foil with acrylic adhesive construction, it is UL-listed and meets both the performance and identification requirements for UL 181A-P and UL 181B-FX.
Tape 3326 can be used with confidence to seal fiberglass duct board and flexible duct systems.
Specially formulated white acrylic triples adhesive strength at 180°F compared to leading alternatives. Holds even at -20°F.
High tensile strength and conformability seal joints reliably for the long term.
Meets requirements of UL 181 for mold growth resistance.