Repair Old Concrete Block Wall

Garden hose with fine mister attachment or fine misting spray bottle.

Repair old concrete block wall.

Using either a screwdriver or hammer or a combination of both chip off any loose concrete paint or old filler. You want to make sure your new coat of concrete has a strong steady hold to the old surface. Clean off the walls with a brush removing all the dust and dirt. Concrete block wall repairs are within the skills of do it yourself people.

Retaining wall repair options whether a retaining wall is built of stone block concrete or wood it can begin to lean. Quikwall surface bonding cement can be applied over porous and nonporous smooth concrete and masonry walls. Fill the joint with a caulk backer rod. Concrete wall crack repair in 8 steps step 1.

It can be used to repair silos and other farm buildings. Have the confidence to try and you will be successful. Unfortunately while economical these blocks are susceptible to being damaged by the elements and many of the walls built with them begin to crumble and appear dilapidated. Many garden and boundary walls are created using inexpensive cement blocks.

Patching cracks with concrete 1. Patch smaller cracks or holes with concrete. In cases like mine the walls had some pieces of block that were completely missing due to poor drainage. Concrete is usually enough to bind together minor wall damage.

Smooth over the repair with a damp cloth and allow it to set. Mist any cracks or holes with a handheld bottle. Either demolish the wall. Read and follow the caulk s label directions.

Get rid of any dust and debris with a wire brush. Mortar caulk is non structural so if your repair involves replacing portions of concrete block or if they are greater than 10 feet do not use caulk. Fill them in with some mortar and let it dry. When this occurs the homeowner has two choices.

Put the concrete epoxy cement on the caulking gun open up the tip to draw out a small amount and squeeze it smoothly into the crack. Purchase a bag of pre mixed concrete and empty the bag into a bucket or concrete tray. Cement block walls can be repaired. Proceed to the next step.

Use a nail to align injection points. To do this you can t just spread new concrete onto the old blocks like cake frosting. First scrub the crack clean of any loose concrete paint or old filler using a wire brush. The easiest fastest cheapest solution to repairing the cinder block was using poured concrete and then painting the entire wall to mask the patch.

Mix the two part epoxy.