K-FLEX PE is a polyethylene based closed cell, flexible foam insulation meeting the requirements of ASTM C1427. K-FLEX PE is black in color and is available in both semi-slit and seam-seal. The self-seal version is quick and easy to install.
- Environmentally-friendly as it is free of CFCs, HFCs, HCFCs, PBDEs, formaldehyde and fibers
- Fungal and microbial resistance
- Temperature range -200 to 200 degrees F
- A flame spread rating of 25 or less and a smoke development rating of 50 or less when tested per ASTM E84