How To Resurface Concrete Basement Walls
Use resurfacer for cracks 1 8 inch wide.
How to resurface concrete basement walls. Then remove the tape. How to resurface concrete walls step 1. Mix hydraulic concrete mix according to the. 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.
Blend with a paddle mixer attached to a corded drill. Remove any loose debris. 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. 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.
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. While the concrete is damp mix up enough resurfacer to fill any divots. Fill in any cracks and gaps with concrete resurfacer. This is your last chance to seal air leaks from the inside this is how you ll insulate a finished wall.
It is best to used oil based paints for basement walls because these paints offer better durability than latex based paints. Fill the recesses with resurfacer and smooth with a finish trowel. Sand the concrete surface before priming and painting. 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.
Scrape the rusts off the steel bars with a wire brush reseal the hole with new concrete. Combine 1 part water with 7 parts resurfacer in a 5 gallon bucket. Locate the affected area and to dig deep with a hammer check on amazon and cold chisel until the rusted steel bars.