TITANIUM PSU-30 is the only modified rubberized asphalt Peel & Stick with a tough, rugged surface and a self sealing lap system! TITANIUM PSU-30 is an advanced, slip resistant synthetic polymer surfaced self-adhered roofing underlayment. It is designed for 2:12 or greater sloped roof applications subject to the effects of ice damming and wind driven rain. TITANIUM PSU-30 rubberized asphalt delivers a unique combination of both high temperature (240°F / 115°C) flow resistance, and low temperature (40°F /5 ° C) deck adhesion "All Temp " performance. In addition, TITANIUM PSU-30 offers: a patented slip resistant Sure-Foot™ nodular walking surface; a tough, durable, reflective gray synthetic polymer surface; a 6 month UV exposure rating; and an industry leading 30 year limited warranty!