When waterproofing basement walls with it brush or roll the paint on thickly enough to fill all the little surface holes then allow it to dry fully before a second coat is applied.
How to seal old concrete basement walls.
Acrylic paint acts very similar to regular interior paint only it goes on thicker.
Apply the sealer to the basement walls using a brush roller or garden type sprayer.
The cement will expand inside the fissures and create a water tight seal.
A basement sealer is vital to keeping the contents of your home and its foundation from suffering the effects of leaks.
Concrete wall crack repair in 8 steps.
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.
These efforts combined with proper above ground drainage will do a lot to prevent moisture from coming through the walls.
Remove all dust and debris.
In fact one gallon of acrylic paint typically covers about one fourth that of ordinary paint.
Do not apply a sealer over painted surfaces because the sealer will not penetrate properly.
First scrub the crack clean of any loose concrete paint or old filler using a wire brush.
The second coat adheres to the first for a pinhole.
Then apply a coat of waterproof masonry cement to your basement walls.
Seal the entire concrete wall with a waterproof masonry product.
If the basement walls are painted then waterproof paint is the best option as concrete and silicate based sealers cannot be used on painted surfaces.
This will seal the pores of the concrete and stop moisture from seeping through.
Mix the two part epoxy crack sealer.
Many solutions for sealing basement walls and floors are do it yourself although a few may require the help of a professional.
On unpainted concrete surfaces proper preparation includes washing with trisodium phosphate tsp.
Only apply the sealer to basement walls that are bare concrete or brick.
After simple one to one mixing of my two part epoxy i can mix one gallon at a time and easily apply it.
Coat the basement walls with the sealer as recommended by the manufacturer.