Products / REX SynFelt

REX SynFelt is a woven synthetic roof underlayment installed mechanically fastened. The data sheet lists 10-square (250 ft by 48 in) and 5-square (125 ft by 48 in) rolls, 6 months of UV exposure and approval for high-temperature installation. It lists ASTM D226 Types I and II, ASTM D8257, a Class A fire classification to ASTM E108 as part of a system, Texas Department of Insurance, Florida Product Approval FL12512, Miami-Dade County approval and code listing ESR-1601. The maker publishes a Limited Lifetime warranty for it, with terms set out in its warranty document.