Product Description
GenFlex Nailbase Composite Board roof insulation consists of a closed-cell polyisocyanurate foam core laminated to a black glass reinforced mat facer on one side and 7/16" (11.1 mm) oriented strand board on the other side. It provides outstanding thermal performance. GenFlex Nailbase Composite Board is suitable for use with other types of commercial roofing systems. All GenFlex polyiso insulations use EPA accepted blowing agents. GenFlex Nailbase insulation incorporates a HCFC-free blowing agent that does not contribute to the depletion of the ozone (ODP-free).