Roof cost calculator
Explore a supported architectural-asphalt budget scenario with measured roof area.
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Get the answer that helps with the next roof decision.
A permit rule, an insurance payment and a roofing repair answer different questions. These resources keep each subject in its proper place, with practical explanations and a budget tool that states its assumptions. For a concern on your roof, a free inspection is still the useful next step.

Choose the question you need answered now.
Explore a supported architectural-asphalt budget scenario with measured roof area.
Explore the detailsSee the scope behind the planning range and the conditions that change a project.
Explore the detailsUnderstand Gardner’s published reroof requirements and inspection stages.
Explore the detailsSeparate appearance, construction and performance classifications.
Explore the detailsKeep deductibles and payment stages distinct from physical roofing work.
Explore the detailsBrowse actual NOAA event rows at their reported geography, without assuming roof damage.
Explore the detailsThese articles develop practical roof questions. The guides above remain the place for evergreen rules and tools.

Understand how a roof leak can return when a surface patch leaves the original water path or damaged surrounding material in place.
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See why decking, underlayment, eave protection and flashings matter when a roof is replaced.
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Understand why wet insulation, unstable substrate and unresolved drainage can rule out a coating-only commercial roof repair.
Read the articleA leak, loose shingles or a roof you are ready to replace is enough to start the conversation. Request a free inspection. A roofer walks the roof when conditions allow safe access.