Make sure to apply 2 coats to achieve the highest durability.
Painting new concrete block wall.
Apply an even coat with a wide paintbrush.
Paint the interior walls of concrete block basements to protect against moisture.
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 there is no condensation the concrete is dry enough for painting.
Adding a smooth coat of seal krete damplock masonry and waterproofing paint can raise the visual appeal of the uninspired space.
The type of paint you select for interior concrete walls will depend upon the use of the room as well as its décor.
Allow it to dry for four hours or for the time indicated on the sealer.
Apply the paint to the concrete block with an airless sprayer and then immediately back roll it working in sections along the length of your wall.
It can take your concrete walls from gray to grand with a quick drying coat.
A plain gray cinder block wall can be a wide expanse of bland.
Paint should be applied in at least 3 thin layers.
Exterior house paint can crack and peel on concrete.
The paint may be sprayed on rolled on or painted on with a brush.
Project summary use patching compound to fill any holes scratches or gouges in the concrete surface.
It can take anywhere from 30 to 90 days for alkaline.
Clean the concrete thoroughly with trisodium phosphate tsp and warm water then let dry.
Like the first coat you ll want this to be as even as possible.
High alkaline levels also can stop paint from sticking to the concrete.
Paint the entire wall with a thin coat of a concrete sealer or concrete primer.
The first step when preparing concrete block walls is pressure washing.
Painting your concrete basement walls not only helps protect your basement against mold water bacteria and mildew but also adds to the look of your basement especially if you use it as a work or rec room.
Use a commercial style pressure washer and at least 2500 psi.
Paint with a sheen or gloss will be easier to maintain for example.
The paint should not be streaky or show brush strokes.
Masonry paint 20 per gallon can be tinted and is much thicker than exterior paint.
Any remaining loose paint will need to be removed manually.
For hard to reach or tight places you can use a brush but your brush strokes may be visible on smooth cinder blocks.
Work slowly taking a little bit of paint on the roller at a time and applying in long smooth strokes.
Allow to dry for 24 hours.