Griswold provides solutions for
Microcellular Polyurethane and Cellular Rubber
March 21, 2019
FlameSafe™ is our new line of open-cell sponge. Made from natural rubber, it is approved by UL for HBF flame resistance, the only rubber product in the world to receive this rating. These flame resistant materials are available in multiple firmness and thickness options, varying from 3mm to 1/2".