Free material calculator

Roofing bundle calculator

Estimate sloped roof area, roofing squares and full bundles to buy. Your inputs stay on this device.

Metric / US customary

How to use it

Measure once. Check the label. Round up.

  1. Enter the finished dimensions of the area.
  2. Copy coverage, package size and price from the product you will actually buy.
  3. Use the result as a planning estimate, then confirm field conditions and supplier guidance.