Stack remaining blocks dry without mortar.
How to build a concrete block garden wall.
Push the first block into the mortar until it s 3 8 inch above the footing.
Remember to check out the full diy construction video on our website.
Remove blocks and reset on 1l8 inch bed of bonding cement.
Once the first row is installed pack native soil to grade level on both sides of this course to anchor the wall in place.
Level to level blocks lengthwise and a torpedo level to level the front to back.
Lay out the wall and excavate the slope and the footing trench.
Learn how to build a low wall from concrete breezeblocks.
The tops of cement block walls are typically capped by applying a layer of mortar embedding metal reinforcement strips then covering the wall with solid concrete cap blocks.
Install the first course of blocks using a taut string line to establish a straight row.
Build the footing and insert rebar into the wet concrete at intervals corresponding to the cores in the blocks.
Add liquid cement color to surface bonding cement and mix so that it hangs on trowel held at 90 degree angle.
Mark all the edges of the course.
Use running bond pattern to stagger ends.
Corners should be interlocked.
Make sure joints between cap blocks are filled with mortar and smoothed with the finishing tool.
Lay out your concrete block in a dry run spacing it with 3 8 inch plywood spacers.