Calculate rebar & mesh. Fast.

A multi-function calculator for concrete reinforcement. Quickly estimate rebar, sheet mesh, and roll mesh quantities for any job.

✓ Rebar, sheet mesh & roll mesh quantities
✓ Configurable lap, size, and spacing
✓ Concrete volume estimator (cubic yards or meters)
✓ Bag calculator for Quikrete® and other mixes
✓ Imperial & metric, European & Canadian standards

Reinforcement Calculator

Calculate the tons and linear feet of rebar, or the sheets and rolls of mesh, needed for your job. Configure lap, size, and spacing to match your spec.

Bag Calculator

Quickly determine how many bags of Quikrete® or other concrete mix you need. Don't see your bag size? Let us know and we'll add it.

Slab & Core Calculator

Skip the unit conversions. Get concrete volume in cubic yards or cubic meters for both slabs and concrete cores.

Imperial & Metric Units

Full support for both unit systems including European and Canadian rebar standards. Missing a standard? Contact us and we'll add it.

These calculations are for estimating purposes only. All final figures should be verified by a professional before quoting, purchasing, or installing materials. Appco LLC is not responsible for misuse of the estimates.