Poly & Tape Seal November 20, 2020/in Attic Insulation /by christianUsed to seal over penetrations and voids by tying new poly to existing vapor barrier and sealing with tape. https://idealinsulation.com/wp-content/uploads/2016/12/ideal_logo.png 0 0 christian https://idealinsulation.com/wp-content/uploads/2016/12/ideal_logo.png christian2020-11-20 17:51:312020-11-20 17:51:31Poly & Tape Seal