EPDM Roll Material EPDM Shape Roll Grade Flame-Resistant Length 25 ft Width 40 in Thickness 1/4 in Backing Type Plain Cell Type Closed Cell Adhesive Type Plain Backing Number of Adhesive Sides 0 Color Black Density 21 lb/cu ft Maximum Temperature 220 Degrees F Minimum Temperature -70 Degrees F Tensile Strength 75 psi Texture Smooth Firmness @ 25 Percent Deflection 7 psi Material Skin None Standards ASTM D10562A/RE41/II (CCE25) ASTM D10562A/RE42/II (CCE59)