Roofing & siding calculators
Estimate roofing and siding coverage, squares, waste, bundles, and cartons. Choose a calculator below to see the formula, assumptions, and an itemized result.
Roofing shingle calculator
Convert measured roof area into squares and shingle bundles.
Open calculator → SidingSiding calculator
Estimate siding squares and cartons after subtracting doors and windows.
Open calculator → PitchRoof pitch calculator
Convert roof rise and run into pitch, angle, slope factor, and sloped area.
Open calculator →Plan the work, then verify the result
CalcLogicPro turns the measurements and operating assumptions you provide into transparent planning estimates. Product specifications, installation method, site or operating conditions, and local requirements can change the final result.
Check manufacturer documentation and confirm structural, electrical, safety-critical, or large-purchase decisions with a qualified professional or supplier.