Painting a concrete wall can spruce up an area or make it blend in with the rest of the area s décor.
How to seal painted concrete wall.
You must choose the appropriate type of concrete paint determine if the wall is sealed from moisture and apply primer prior to painting the wall.
Before applying check the weather.
Sealing a painted concrete floor is an important step because it adds an extra layer of protection on top of the painted surface.
Once you re done with that apply a layer of concrete paint primer with a roller and let it dry.
Sealer needs to be applied in dry conditions because it won t adhere to damp concrete.
Designed to form an impermeable barrier to water on interior and exterior vertical or horizontal concrete block and cast in place concrete.
Exterior house paint can crack and peel on concrete.
Masonry paint also called elastomeric paint or elastomeric wall coating is a good choice for concrete painting because it contains binders that contract and expand with the concrete.
If your concrete is new you ll need to let it cure wait at least one month before applying sealer.
Seal the entire concrete wall with a waterproof masonry product.
To paint concrete start by cleaning it with soap and water and repairing any cracks or uneven surfaces.
Low voc mold and mildew proof white water based waterproofing paint is a modified acrylic co polymer concrete and masonry waterproofing paint and finish.
Masonry paint 20 per gallon can be tinted and is much thicker than exterior paint.
The temperature also needs to stay above 50 f during application and drying time up to three days.
However there are some things to consider when painting a concrete wall.
Don t apply sealer over painted walls or efflorescence.
If you or a previous owner painted the basement walls you ll have to remove the paint before applying sealer which only adheres well.