Fill the recesses with resurfacer and smooth with a finish trowel.
How to resurface concrete basement walls.
While the concrete is damp mix up enough resurfacer to fill any divots.
Tape a one foot by one foot square of plastic sheeting plastic kitchen wrap will do to the concrete wall in your basement with duct tape and leave it in place for 24 hours.
Allow 24 hours drying time before moving on.
Walk around the basement with caulk and cans of spray foam and plug every gap you can find between framing and masonry and around pipes or wires that penetrate the rim joist or exterior walls.
Combine 1 part water with 7 parts resurfacer in a 5 gallon bucket.
Then remove the tape.
Locate the affected area and to dig deep with a hammer check on amazon and cold chisel until the rusted steel bars.
It is best to used oil based paints for basement walls because these paints offer better durability than latex based paints.
Mix one part concrete resurfacer compound with seven parts water into a mixing container and mix it into paste with your drill and paddle mixer.
By doing this you ll not only end up taking care of the visible cracks but.
Step 3 fill in any large holes or imperfections with the compound and then level the compound flat with the surface of the foundation wall with the trowel.
Use a small chisel to pry out loose concrete bits if necessary.
Sand the concrete surface before priming and painting.
Blend with a paddle mixer attached to a corded drill.
This is your last chance to seal air leaks from the inside this is how you ll insulate a finished wall.
How to resurface concrete walls step 1.
If the paint on the walls is peeling off remove it with a paint scraper and apply paint stripping solutions to completely remove the paint.
Remove any loose debris.
Use resurfacer for cracks 1 8 inch wide.