ft Synthetics Platinum HT Self Adhering Underlayment

100% butyl provides bond to plywood or OSB roof decksCompatible with low slope roofing materials such as EPDM and TPONail sealable (meets and exceeds ASTM D1970)Watertight lapsCoverage Per Roll: 200 square feet (2 squares) Roll Width: 36 in. Roll Length: 67 ft. Roll Weight: 40 lbs. Roll Thickness: 41 mils