If your concrete block basement walls are dry and free of efflorescence or mold you can seal them with a masonry sealer or all purpose water base primer sealer and paint with a high quality latex paint.
Painting basement concrete block walls.
The one adjustment that you ll need to make for finished walls is to use waterproofing primer instead of standard primer.
Paint is an easy way to make the basement feel warmer brighter and more welcoming.
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.
Concrete is a porous material that can absorb water from the ground and transfer through the foundation.
Vacuum away residual dust and debris.
Scrape dirt and loose grit from cracks with a wire brush.
Locate any sources of moisture and correct the problem before starting your paint job.
The process of painting cinder block walls in a basement this is for unpainted blocks or if you want to repaint your cinder block walls.
Go for a solid color or get wild and.
Tape off the ground or other surfaces surrounding the block wall along the base and edges of the wall so paint doesn t drip onto.
Spread a drop cloth on the ground in front of the cinder block wall.
By painting the walls or foundation you increase the appeal of the space but also it improves the moisture control from the wall.
Paint your cinder block 5 13 basement walls of cinder block brick or even poured concrete can be transformed pretty quickly and simply with a coat of paint.
You ve now completed painting a concrete block wall and there s nothing left to do but sit back relax and admire your handy work.
When you have a basement you will either have a concrete foundation or cinder block foundation.
Basement walls that are made out of finished drywall can be painted the same way that you would paint a standard wall in your home.
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.
You may also use a pressure hose to.
How to paint the block walls in a basement step 1.
Examine the surface of the wall for efflorescence a fine white powdery substance.