Roofing Estimator
Know your roof. Know your materials.
Sheets with laps and waste, purlin rows from the span tables, fastener counts with Surefix codes, and pitch and corrosivity checks. A real bill of materials, not a sheet count.
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Assumptions (industry defaults, not Roofco specs)
Fixing densities (3 fixings per sheet on intermediate purlins, stitching at 500 mm) are industry practice, confirmed by Roofco at quote stage.