Additional InformationNFPA 101 Class A Rating/90A/90B/255|ASHRAE 90.1/189.1|ASTM D1056-00-2B1/C177/D1667/C534 Type 1 Grade 1/E84|California ECB Title 24|CAN/ULC S102-03|CFIA Compliant|Factory Mutual Approved|FM Approved|New York City MEA 186-86-M Vol V|RoHS Compliant|UL 723/|UL 94-5V Flammability E300774|UL Greenguard Gold Certified|USDA Compliant
Marketing InformationK-Flex INSUL-LOCK® DS (DoubleSeal) is an NBR/PVC-based closed cell, flexible elastomeric foam insulation. It is pre-slit with a factory-applied pressure sensitive modified acrylic adhesive with scrim reinforcement on the seam surface and a flexible PVC overlap tape with acrylic adhesive for doubled seam security. It is environmentally friendly as it is free of CFCs, HFCs, HCFCs, PBDEs, formaldehyde and fibers. An EPA-registered anti-microbial agent is incorporated into the product providing additional protection against mold, fungal and bacterial growth. It is UL GREENGUARD Gold Certified for low VOC emissions. The product's key physical properties are approved by factory mutual.