Planning calculators

Stone worktop estimator

Slab and worktop quantities for stone surfaces.

All planning calculators

Stone worktop estimator

Countertop runs

Countertop 1 length (m)

Countertop 1 depth (mm)

Backsplash runs

Backsplash 1 length (m)

Backsplash 1 height (mm)

Slab

Slab width (mm)Confirm with the supplier; 1600 × 3200 is not yet confirmed for the nominated range.

Slab length (mm)

Yield (%, 10 to 100) (assumption — adjust)

Add at least one countertop or backsplash run.

Rough planning figure only — the actual slab count comes from the fabricator’s template and nesting; 20 mm availability is not confirmed for every decor.

Estimate only. Confirm slab size and thickness with the supplier before ordering.