RoofingWala
Lead article
Why RoofingWala
Roofing information, not a sales pitch
We publish for the person who owns the roof, not for the person selling one.
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No sales pressure
We do not sell roofing, book jobs, or take contractor referral fees.
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Written for homeowners
Plain language first, with technical terms explained at the point they matter.
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Safety stated plainly
We say when a job needs a professional, and we mean it.
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Sources, not guesses
Manufacturer documentation, building codes and industry bodies, with regional variation flagged.
Latest articles
Tools
Roofing calculators
Work out the numbers before you call anyone. Each one runs in your browser, so nothing you measure is sent anywhere or stored.
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Roof Area Calculator
Turn a building footprint and a roof pitch into the actual roof area, in square feet and in roofing squares.
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Roof Pitch Calculator
Convert between rise over run, degrees and slope percentage, and see what the pitch means for materials and access.
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Shingle Bundle Calculator
Work out bundles, starter strip, hip and ridge cap, underlayment, drip edge and nails from your roof area.
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Attic Ventilation Calculator
How much net free ventilating area an attic needs, split between intake and exhaust, and what that is in vents.
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Ice Barrier Coverage Calculator
How far up the roof the ice and water membrane has to reach to clear the wall line, and how many courses that takes.
Roof Problems
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Roof Replacement
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Roofing Costs
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Who writes here
Explore roofing by topic
Every article sits in one of these areas. Start wherever your question does.