GAF Tigerpaw 48 in x 100 ft 400 sq ft Polypropylene Roof Underlayment Torx Sockets or Hue Motion Sensor or Hue Motion Sensor 00 Top Color Family White Number of Sinks Double Sink Vanity Top Edge Type Flat Product Weight (lb ) 17 Width (Inches) 48 Length (Feet) 100 Warranty Limited lifetime Ice and Waterproofer No CA Residents: Prop 65 Warning(s) No UNSPSC 30151500 Material Polypropylene may also be used with non asphaltic systems such as slate wood metal Excellent walkability: special surface helps provide excellent walkability versus conventional felts or typical synthetic underlayments Stronger: non woven construction provides greater tear strength than standard #30 felt Lightweight: at approximately 16 lbs it's easier to load and handle on the roof than conventional felts Cooler to work with: light grey surface is cooler in hot weather than black felts UV resistant: resists UV degradation for up to 180 days