Knauf Ecobatt R-11 Foil Faced Fiberglass Insulation Batts - 3.5 in x 16 in x 96 in (5 Bags) Select Your Delivery Zone:All Other States Viper Vapor Tape bonds well

Viper Vapor Tape bonds well to most surfaces over a wide temperature range

Insulated glass and maintenance-free aluminum exterior cladding

Viper VaporPatch is an all-weather adhesive vapor barrier pipe boot/patch specifically designed for pipe penetrations and patch work

Does this sleeve work with window-mounted AC units

Knauf Ecobatt R-11 Foil Faced Fiberglass Insulation Batts - 3.5 in x 16 in x 96 in (5 Bags) Select Your Delivery Zone:All Other States Viper Vapor Tape bonds wellIf you require delivery to ID, MT, OR or WA, please select that delivery zone as pricing and delivery to those states may vary. Knauf EcoBatt Fiberglass Insulation Batts with ECOSE Technology are a flexible glass mineral wool batt insulation made from sand and over 50% recycled glass bottles bonded with ECOSE Technology. Fiberglass insulation is the most cost effective way to increase thermal performance. By reducing energy usage, fiberglass