Installing Rigid Foam Above a Concrete Slab - GreenBuildingAdvisor
Owens Corning FOAMULAR 250 2 in. x 2 ft. x 8 ft. R-10 Tongue and Groove Rigid Foam Board Insulation Sheathing 24DD - The Home Depot
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Build Your House Yourself University--BYHYU - BYHYU
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Owens Corning Foamular 150 Rigid Foam Insulation, 1" T x 48" W x 8' L, R-5 Insulation Value, Scored with a Square Edge - 7791048 | Kuhlman Direct Online Store
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