Fill a mortar board with mortar.
How to conect a concrete block wall to a buildign.
Next prepare cement mortar by mixing water and dried mortar in a 5 gallon bucket.
For the last two rows of full blocks apply concrete adhesive to the wall block tops then set the next row of blocks in place.
Push the first block into the mortar until it s 3 8 inch above 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.
To lay concrete blocks begin by building a frame with 2x4s and pouring concrete into it to prepare a footing.
Make sure joints between cap blocks are filled with mortar and smoothed with the finishing tool.
Place a 1 inch thick bed of mortar along the concrete foundation.
Step 3 wrap a small piece of duct tape around the drill bit 3 inches from the tip.
Stretch the tape measure across the first space making marks with the lumber crayon at 8 inches from the start followed by marks at 16 inches which will lay in the hollow cells of the concrete block.
Once several concrete blocks have been laid use a long level to verify the alignment.
Tap the blocks to correct the alignment while the mortar is still wet.
Pick up a small amount of mortar with a trowel and place the tip of the trowel on the concrete.
Mark all the edges of the course.
Never attempt to move a block after the concrete begins to set.
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.
If you re adding block caps apply adhesive to the top row of block before placing the caps.