To give the parging mortar something to stick to we cut very small vertical cracks along the surface spacing them about a foot apart from the other.
Tools to parge a concrete wall.
Use your trowel to create the desired surface texture whether you smooth it out or create a textured appearance.
Placement with a mason s trowel scoop up mixture and apply over blocks or wall not more than 3 8 thick.
Scrape off loose bits of mortar from the foundation wall with a drywall knife.
Scrub down the wall to remove additional loose bits and debris from the foundation with a stiff bristled wire brush.
However they can be unattractive.
Things needed hand held grinder with grinding disk drop cloths safety glasses dust mask stiff nylon bristled brush sand topping mix hoe wheelbarrow pointing trowel concrete finish trowel bucket water spray bottle with water.
Keep the first layer no thicker than 3 8 inch.
It can also be used as a base coat in the repair of stucco.
Step 3 apply a thin layer.
Cinder or concrete block buildings and walls are fairly inexpensive.
In order to make the parging you will need to mix portland cement sand and water to a consistency you find easy to apply.
Repair damaged block walls.
Step 2 clean the wall.
Step 1 make parging.
To ensure the parging mortar will stick to the surface we remove tar paint glue and or other blemishes with a hand grinder.
With dampened trowel go over the parging mix to a smooth finish.
Spray surface to be coated with water to dampen the surface.
Apply the mortar mixture to a moistened wall.
Parging mix 30kg quikrete parging mix is designed for resurfacing coating and repairing concrete and masonry walls.
Scratch the surface with a plasterer s rake or broom to create a rough texture.
It is now cleaning time.
It can also be used as a base coat in the repair of stucco.
How to parge a foundation wall.