Insulfoam Eps 29 Geofoam 6" X 4' X 8' 25 Psi

4' x 8', 6" Thick, 1.8 Lb per Cu Ft Density/60.6 Lb per Cu Ft Buoyancy Force, 10.9 PSI Compressive Strength, Closed Cell Expanded Polystyrene, 24% Oxygen, Poisson Ratio 0.05, High Performance, Lightweight, Structural Insulation Geofoam

Geofoam consists of closed-cell expanded polystyrene (EPS) and meets or exceeds the requirements of ASTM D6817 Standard Specification for Rigid Cellular Polystyrene Geofoam. Thanks to a weight that is lighter than that of most fill materials, InsulFoam® GF is cost-effective and does not typically require surcharging, preloading and staging often necessary in construction applications. InsulFoam® GF is environmentally friendly and 100 Percent recyclable, containing no HCFCs or formaldehyde. With superior stability and long-term R-value, InsulFoam® GF resists insects, mold, decomposition and severe weather conditions, including freeze-thaw cycles and moisture.