HOW TO REMOVE AND REPLACE BROKEN BRICKS
by Russ Ware – DIY Extra
Replacing a brick
Removing old bricks
Using a club hammer and chisel gently remove the mortar surrounding the damaged brick. To speed things up you can drill several small holes in the mortar and the brick to help it break up more easily. Once you have remove the brick cleanup the opening and dampen both it and the surrounding bricks so much are is not absorbed from the new mortar.
Inserting new bricks
Dampen the replacement brick and apply mortar to the bottom and sides of the opening. When replacing a single brick it is best to put mortar on the bottom and one side of the hole, and then add mortar to the top and opposite side of the brick. Slot in the new brick and cleanup any excess mortar.
Pointing new bricks
There are three types of horizontal joints,
Finally, cleanup any excess mortar and wash down the wall to remove any stains. Stubborn mortar stains can be hidden by rubbing them with an old brick.