CONSTRUCTION TOOL

Concrete Block Fill Calculator

Estimate grout volume from block count, manufacturer core volume and waste.

FREE ONLINE TOOL

Blocks to fillFilled core volume per block (L)Waste (%)

Result (m³)

0.44

m³ = blocks × filled core volume (L/block) / 1000 × (1 + waste / 100)

Obtain core volume from the block manufacturer. Partial filling and reinforcement displacement affect quantities.

STEP BY STEP

How to use concrete block fill calculator

IN PRACTICE

100 × 4 L × 1.10 = 0.44 m³.

GOOD TO KNOW

Obtain core volume from the block manufacturer. Partial filling and reinforcement displacement affect quantities.