EPDM Sheet, Material EPDM, Shape Sheet, Grade Standard, Length 24 in, Width 12 in, Thickness 1/4 in, Backing Type Adhesive, Cell Type Closed Cell, Adhesive Type Acrylic, Number of Adhesive Sides 2, Color Black, Density 18 lb/cu ft, Maximum Temperature 275 Degrees F, Minimum Temperature -90 Degrees F, Maximum Adhesive Temperature 230 Degrees F, Minimum Adhesive Temperature -30 Degrees F, Tensile Strength 70 psi, Texture Smooth, Firmness @ 25 Percent Deflection 11 psi, Material Skin None