Construction/ CALCULATOR
Masonry unit quantity
Estimate blocks or bricks from net wall area, unit face size, joint thickness and an explicit allowance.
Add only wall segments using the same unit and joint pattern.
Use the finished masonry height for the measured segments.
Subtract only openings that genuinely remove full units from the quantity.
Visible nominal body length of one block or brick.
Visible nominal body height of one block or brick.
Use the specified average head-joint thickness.
Use the specified average bed-joint thickness.
State the project allowance separately; do not hide it in wall dimensions.
Gross wall area
27.00 m²
Net masonry area
22.80 m²
Calculated whole units
285 units
Units including allowance
305 units
One repeating running-bond face module with uniform joints. Corners, returns, half units, bond pattern, reinforcement, lintels, special shapes, pallets, supplier pack sizes and structural requirements are excluded. The result is a quantity estimate, not a wall design.