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)