EPS TYPE 2 - inert closed cell expanded polystyrene insulation (4x8 sheets) 4.5"

Terrafoam EPS Rigid Insulation

is our white EPS rigid insulation board available in Type I, II and III as well as high strength (HS) varieties including 30 and 40 psi compressive strength. Terrafoam Rigid Insulation products are produced from inert closed cell expanded polystyrene (E.P.S.) and have excellent resistance to freeze/thaw, zero capillarity, low moisture absorption characteristics, zero off-gassing and zero loss in R-value over time.