Construction · Calculator
Roofing Calculator
Calculate roofing squares needed.
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Roofing Calculator
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Estimate roofing squares.
Formula
Squares = Area / 100Step-by-step
- Area = l × w
- Divide by 100 (1 square = 100 sq ft)
Example
40×30 = 12 squares.
FAQ
What is a roofing square?+
100 square feet of roof area.
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