TX-waterproofing membrane for pitched roofing underlay, is a kind of waterproof membrane, is specialized for roofing waterproof. Characters: 1. Completely waterproof. 2. Light and thin, with good low temperature flexibility, easy to be installed. 3. Unaffected by the weather when installed, greatly reduce the construction perords. 4. Safety, environmental protection and energy conservation. 5. Roofing and wall application 6.Thickness: 1.2mm, 1.5mm, 2.0mm