Roofing & Framing
Shingle Packaging
Calculate shingle bundles and felt rolls from roof area and packaging sizes.
Estimator only. TradeToolz.com calculators provide estimates based on your inputs and selected settings. Results are not final answers, professional advice, code-compliance determinations, safety determinations, bids, quotes, purchase instructions, or installation instructions. Verify before use.
Formula: Bundles = ceil((Area/100) × BundlesPerSquare)