For exterior projects use a power washer to rid the wall of all dirt and dust.
How to waterproof painted concrete walls.
It is a solvent based acrylic waterproofer that can be used indoors and outdoors.
Paint your concrete walls with masonry paint.
Apply paint with a sprayer roller or brush in even strokes.
Armor matte wet look sealer was made to help you seal improve and protect your concrete from damage and deterioration caused by water penetration.
Drylok is an interior latex paint that serves double duty as a waterproofing agent for previously uncoated concrete masonry or cinder block basement walls.
Silicate based concrete sealer which reacts with the ingredients in masonry and concrete to form a waterproofing coating.
According to reliable builder masonry paint is specifically designed for good adhesion durability and breathability.
Clean the concrete wall.
Concrete waterproofing coating which is a cement like product that adheres to concrete and masonry permanently.
It can be applied to any surface including painted walls.
Properly applied drylok can prevent.
Low voc mold and mildew proof white water based waterproofing paint is a modified acrylic co polymer concrete and masonry waterproofing paint and finish.
If your project is indoors scrub the wall with soapy water and a scrub brush instead of using a power washer.
Designed to form an impermeable barrier to water on interior and exterior vertical or horizontal concrete block and cast in place concrete.
If your foil test showed that water is soaking through your basement walls and leaving them wet seal the interior of the walls with a high quality waterproof paint such as drylok white extreme.
Wipe the walls or flooring with a wet cloth to remove any debris left after sanding.
Use a piece of 200 or 220 grit sandpaper to smooth out any rough areas on the painted wall including peeling and cracking paint.