Products / Owens Corning Titanium UDL25 Synthetic Roofing Underlayment

Titanium UDL25 is a synthetic roofing underlayment in Owens Corning's Titanium line for use under asphalt, metal and composite shingles, rated for temperatures from -40 to 240 degrees F with up to three months of UV exposure. Owens Corning says it grips better than comparably priced non-woven underlayments on slopes of 8:12 and steeper. The roll is 250 ft. x 48 in. (10 squares) and weighs 25 lbs.; its ASTM E108 Class A fire resistance applies when installed under asphalt shingles.