Grace Ice Water Shield HT Roofing Underlayment – 36″ x 66.6′ Roll

Grace Ice Water Shield HT is specifically designed to stand up to the high temperatures and other inherent challenges presented by metal roofing. This High Temperature roofing underlayment has a thermal stability up to 260 degrees Fahrenheit. Grace Ice Water Shield HT has a 120 day exposure time keeping construction schedules flexible.