Metal Roofing Calculator
Calculate the number of metal roofing panels, ridge cap, and total square footage needed for your roof.
Inputs
ft
ft
in
:12
%
Results
Panels Needed
13
Ridge Cap40 ft
Actual Roof Area1,265 sq ft
Metal Sq Ft1,644 sq ft
How to Use This Calculator
- Enter roof footprint dimensions (length and width in feet) and set roof pitch.
- Enter panel width and target waste factor percentage.
- Review calculated roof area, panel count, ridge cap length, and total materials needed.
- Order panels in standard lengths to minimize cuts -- work with your supplier on optimal order quantities.
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