Products / Duro-Guard EPS Nail Base

Duro-Guard EPS Nail Base is a composite roof insulation of expanded polystyrene, Type II (1.50 pcf) or Type VIII (1.25 pcf) per ASTM C578, bonded to APA-rated OSB or plywood to give a nailable surface. The data sheet states it is not a structural panel and is for fully supported structural decks, and lists uses under standing seam metal roofs and in Duro-Last mechanically attached, Duro-Bond and metal retrofit systems.