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Roofing · Step 1 of 5 · Roof footprint
What's the building footprint?
Measure the outside of the walls, not the roof surface — we add the pitch correction for you. Include the eave overhang if you want to be precise (add 1ft to each dimension for a 12" overhang).
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Roofing calculator questions
Common questions about this takeoff. All output is an estimate only — confirm quantities and prices before you buy.