Follow the block manufacturer s instructions for wall height limits.
How to build a concrete block patio wall.
Remember to check out the full diy construction video on our website.
Lay out your concrete block in a dry run spacing it with 3 8 inch plywood spacers.
Take up the block and spread mortar on the footing.
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.
Make sure joints between cap blocks are filled with mortar and smoothed with the finishing tool.
Build the footing and insert rebar into the wet concrete at intervals corresponding to the cores in the blocks.
Starting at one end of the wall lay out the cinder blocks end to end until you reach the first turn in the wall.
Level to level blocks lengthwise and a torpedo level to level the front to back.
Push the first block into the mortar until it s 3 8 inch above the footing.
Prepare the footing spread mortar and build leads sliding the block over the rebar as needed.
The interlocking retaining wall block can be used to build walls up to 24 to 36 inches high depending on the size of the block.
Lay out the first layer of cinder blocks.
Learn how to build a low wall from concrete breezeblocks.
If your wall is straight line up the first layer of cinder blocks from one end to the other end.
Allan block is the solution for a variety of applications.
The installation information demonstrates how to successfully install retaining walls two sided patio seating walls and privacy fencing select the application for your project and learn step by step details on how to plan design and build with allan block.
Put 3 8 inch 0 95 cm plywood spacers in between the blocks.
Avoid having downspouts pointed at the retaining wall and if it s against the house keep soil and mulch well below the siding.