Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Construction
Roofing Materials Calculator
Estimate the number of roofing squares (100 sq ft each) of shingles and underlayment needed for a roof job, factoring in pitch and waste. Use it when planning a re-roof or new construction.
Fill in the required fields to see your result.
Construction
Roofing Material Calculator
Estimate the number of shingle bundles needed for a roofing project by entering the roof footprint, pitch multiplier, and coverage per bundle. Use it when planning a reroof or new construction to budget materials accurately.
Fill in the required fields to see your result.
Key differences
| Roofing Materials Calculator | Roofing Material Calculator | |
|---|---|---|
| Category | Construction | Construction |
| Inputs required | 4 | 5 |
| Result | Roofing Squares (squares) | Shingle Bundles Needed (bundles) |
| What it does | Estimate the number of roofing squares (100 sq ft each) of shingles and underlayment needed for a roof job, factoring in pitch and waste. Use it when planning a re-roof or new construction. | Estimate the number of shingle bundles needed for a roofing project by entering the roof footprint, pitch multiplier, and coverage per bundle. Use it when planning a reroof or new construction to budget materials accurately. |