InsulFoam, a Carlisle Company
InsulFoam HD Composite is designed for use on combustible decks. Made of expanded polystyrene bonded to a high-density cover board. The insulation achieves a UL Class A rating on a combustible deck without gypsum or any other coverboard. Compatible with all fully adhered or mechanically fastened EPDM, TPO, and PVC membranes.