HOW IT IS CALCULATED
Estimate the number of concrete block units for a wall
Compare wall area with the face area of each unit and include a waste allowance.
Instant resultClear formulaRuns locally
01Values
02wall area ÷ unit face area × (1 + waste)
03Result
The final quantity is rounded up to a whole unit.
The estimate uses face area
Mortar joints, openings and real installation patterns can change the quantity required on site.
02
In short
What logic does the calculator use?
wall area ÷ unit face area × (1 + waste)
Example?
The final quantity is rounded up to a whole unit.