Powerdeck B is a high performance rigid polyisocyanurate (PIR) foam board

Powerdeck B is a closed cell, CFC and HCFC-free (zero ozone depletion), rigid polyisocyanurate foam core faced, with a mineral coated glass fleece on the reverse side and a bituminous glass fleece with a sacrificial polypropylene film on the top surface. It has an exceptionally low thermal conductivity of 0.026 W/mK.