Pour grout through a tube to fill the crack gradually.
Repairing cracks in concrete masonry walls.
The method is same which is mentioned above.
If the crack is slightly damp dry it with a blow dryer then wait 15 minutes.
Before you start check to make sure the crack is dry.
Cracks in masonry wall due to tie failure.
And there s no need to be obsessed with perfection.
Mask the crack with tape and prop a board across it.
Cement mortar is pneumatically applied to concrete or masonry cracks.
Cracks in masonry wall due to no lintels.
If it remains dry proceed with.
Installing ferro cement plate at corner.
However these products can fail after a few years if your foundation or retaining wall continues to move slightly leaving you with little choice but to chip them out and start all over again.
Work through the broken bricks instead of trying to replace them.
In some properties no lintels are provided relying on the timber frame of the window to support the masonry above but once the window is replaced the cracks occur.
Unless there s a serious structural problem wide top to bottom cracks in brick or concrete block walls are easy to fill.