Product Calculator DIY Product Calculator Type: Roof Roof/Attic Whole Building Roof/Attic Application: Radiant Barrier Locate a Retailer Select Product Square Footage: - Please Select - 16"x25' = 33.3 sq. ft. 24"x25' = 50 sq. ft. 48"x25' = 100 sq. ft. 16"x100' = 133 sq. ft. 24"x100' = 200 sq. ft. 48"x100' = 400 sq. ft. 48"x125' = 500 sq. ft. Building Width (ft.): Building Length (ft.): Roof Pitch: - Please Select - 1:12 - 2:12 3:12 - 4:12 5:12 - 6:12 7:12 - 8:12 Roof/Attic Square Footage: 0 sq. ft. of roof/attic area Required Amount of Product: 0 rolls Refresh Results Whole Building Application: Metal & Post Frame Locate a Retailer Select Product Square Footage: - Please Select - 16"x25' = 33.3 sq. ft. 24"x25' = 50 sq. ft. 48"x25' = 100 sq. ft. 16"x100' = 133 sq. ft. 24"x100' = 200 sq. ft. 48"x100' = 400 sq. ft. 48"x125' = 500 sq. ft. Building Width (ft.): Building Length (ft.): Wall Height (ft.): Roof Pitch: - Please Select - 1:12 - 2:12 3:12 - 4:12 5:12 - 6:12 7:12 - 8:12 Roof/Attic Square Footage: 0 sq. ft. of roof/attic Wall Square Footage: 0 sq. ft. of walls Total Square Footage: 0 sq. ft. Required Amount of Product: 0 rolls Refresh Results * Note: This calculator is for the convenience of our customers. These recommendations are for approximate product quantity.