1. Water the hollow brick one or two days in advance to ensure that the water content of the brick is within the range of 10%- 15% when building the wall;

2, and then in parallel to the ground masonry brick, when build by laying bricks or stones to the bottom of the beam slab, it is best to reserve 100-200 mm gap, oblique build by laying bricks or stones roof again after 7 days, in case of cracks at the bottom of the beam slab;

3. Finally, the holes of the hollow brick should be parallel to the direction of the wall, and the thickness should be consistent with the thickness of the wall.

The above is the related content of how to build hollow bricks for everyone, hoping to bring help to friends in need, if you need to know more in the future.