Roof length (feet): Roof width (feet): Pitch: Select Slope 0 2/12 3/12 4/12 5/12 6/12 7/12 8/12 9/12 10/12 11/12 12/12
Waste Factor: Select Percentage Unknown 10% 12% 15% 20%
Shingle Type: Select Shingle GAF CertainTeed Landmark IKO Dynasty IKO Cambridge Owens Corning