Scrape off loose bits of mortar from the foundation wall with a drywall knife.
Tools to parge a concrete wall.
To ensure the parging mortar will stick to the surface we remove tar paint glue and or other blemishes with a hand grinder.
Step 2 clean the wall.
In order to make the parging you will need to mix portland cement sand and water to a consistency you find easy to apply.
It is now cleaning time.
It can also be used as a base coat in the repair of stucco.
Spray surface to be coated with water to dampen the surface.
Keep the first layer no thicker than 3 8 inch.
Scrub down the wall to remove additional loose bits and debris from the foundation with a stiff bristled wire brush.
With dampened trowel go over the parging mix to a smooth finish.
Parging mix 30kg quikrete parging mix is designed for resurfacing coating and repairing concrete and masonry walls.
However they can be unattractive.
Cinder or concrete block buildings and walls are fairly inexpensive.
Scratch the surface with a plasterer s rake or broom to create a rough texture.
Placement with a mason s trowel scoop up mixture and apply over blocks or wall not more than 3 8 thick.
A parge coat on a block wall can cover damaged areas and give the wall a new look.
Step 3 apply a thin layer.
Apply the mortar mixture to a moistened wall.
Step 1 make parging.
How to parge a foundation wall.
Use your trowel to create the desired surface texture whether you smooth it out or create a textured appearance.
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.
It can also be used as a base coat in the repair of stucco.
Make certain the surface stays damp ahead of the application of parging mix.