Roofing and Exterior
Roofing, metal panels, siding, rafters and gutter calculators
Roofing Calculator
Estimate roof area, roofing squares, shingle bundles, underlayment, starter, ridge caps, nails, waste and basic material cost for a U.S. roofing project.
Metal Roofing Panel Calculator
Estimate exposed-fastener metal roofing panels, panel coverage, side lap, end lap, screws, ridge trim, eave trim, waste and material cost.
Standing Seam Metal Roof Calculator
Estimate standing seam metal roof panels, panel coverage, clips, seams, ridge and eave trim, waste, weight and rough material cost.
Shingle Calculator
Calculate asphalt shingle bundles, roofing squares, starter, ridge caps, underlayment, nails, waste and material cost from roof area or dimensions.
Siding Calculator
Estimate siding squares, panels, J-channel, starter strip, outside corners, trim, waste and material cost for vinyl or similar siding projects.
Rafter Calculator
Estimate common rafter length, roof pitch factor, rafter count, nominal lumber size, board feet and rough material cost from U.S. framing inputs.
Gutter Calculator
Estimate gutter size, effective drainage area, downspout count, gutter length, hangers, outlets, elbows, pipe length and rough material cost.