RoofAquaGuard HT is a self-adhering underlayment used under the primary roof covering for the prevention of moisture intrusion. This high-temperature underlayment can endure temperatures up to 260°F and be exposed for up to 180 days. RoofAquaGuard HT provides superior slip resistance and will not adhere to the bottom surface of metal panels. With thickness of 50 mils and a roll size of 40 inches by 60 feet, RoofAquaGuard HT meets ASTM D1970 and FBC TAS 103. For more information, call 888-321-9630, ext. 101.