Polyurethane Foam Sheet, 2 Lb Density, 4' x 8'
25 180 $25.00 - $180.00
Excellent for flotation and insulation, generally not used as core material because of how easy it crumbles. Can be used as structural material in densities over 20 Lb/CuFt.
The R-value represents an insulating material's resistance to conductive heat flow or rated in terms of its thermal resistance.