Roofing Material Calculator

Calculate roofing materials needed including shingles, underlayment, and flashing

Building Dimensions

Building Length (ft)

Building Width (ft)

Eave Height (ft)

Roof Pitch

Roof Pitch 3:12 (Low slope) 4:12 6:12 (Standard) 8:12 10:12 12:12 (Steep)

Roof Type Gable (2 sides) Hip (4 sides) Shed (1 side)

Roof Features

Number of Valleys

Number of Chimneys

Number of Skylights

Roofing Material

Material Type Asphalt Shingles (33.3 sq ft/bundle) Architectural Shingles (32 sq ft/bundle) Metal Roofing Clay/Concrete Tile Slate

Waste Factor 10% (Simple roof) 15% (Standard) 20% (Complex roof)

Calculate Materials Clear