Concrete & masonry · Mortar joints

Measure the joints. Order whole bags.

Convert masonry unit count, unit dimensions, joint width and depth, waste, and bag yield into a transparent mortar order.

← Unit length →↕ Unit height↕ Joint width↔ Joint depth

1 Count masonry units

2 Define unit and joint geometry

3 Plan bags and cost

Results update automatically · modular joint volume is estimated from editable unit dimensions

Transparent calculation

Unit and joint geometry remain editable.

The estimator subtracts the unit face from its modular face, extends that joint area through the selected depth, adds waste once, and rounds bag quantities up.

Open the verified methodology for formula provenance, assumptions, a worked example, and limitations.