This tape is designed and sized for dryer vent installation kits and provides an economical solution for sealing dryer vent connections. High performance acrylic adhesive provides an aggressive bond in extreme temperatures (-40F - 212F). Aluminum foil backing provides UV, moisture, mold and mildew resistance. UL 181B-FX Listed. Tears by hand for simple, quick installation. Can contribute toward satisfying EQ credit 4.1 (low emitting materials) under LEED. Professional results that a DIYer can be proud of begins with Dryer Vent Installation UL Listed Tape by Nashua.