Products / AEROROOF Tapered EPS

AEROROOF Tapered EPS is a tapered expanded polystyrene roof insulation board made by Kingspan Insulation LLC for low-slope roofing systems over structural roof decks, used to slope the roof toward drains. The data sheet cites the 1/4 inch per foot minimum slope and lists 1/8 and 1/2 inch per foot among other tapers, and states the boards meet or exceed ASTM C578, tabulating Type I, VIII, II, IX and XIV properties. It contains no CFC or HCFC blowing agents.