How To Sand Concrete Basement Walls
Once the walls are sanded and polished you can coat them with a clear sealer stain them or paint them to match your décor.
How to sand concrete basement walls. 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. Sanding the wall can often take care of the problem but it is difficult to sand a very large surface smooth and you might end up with places that are recessed while others are higher. The angle grinder is loud and it will produce a lot of dust. Textured concrete walls can be attractive but may not be for you.
They often have a cold and industrial feel. Most jurisdictions require a 4 mil plastic sheet vapor barrier for basement walls against concrete. To prevent the inhalation of dust or damage to. If concrete is applied to a wall incorrectly the first time it can feel rough or uneven.
If cold and industrial isn t the design style you are aiming for remedy the problem by polishing the walls to a high shine. It is possible to sand the patched areas of the walls so that they sit on an even level with the use of an angle grinder. Building new walls inside the existing concrete walls is the standard way of finishing basement walls. Such a project requires a working knowledge of construction so many homeowners hire a.
Even structurally sound basement walls can absorb water from the soil and transfer it to the basement interior making the walls feel wet. If the concrete is still somewhat wet the grinder could ruin the entire patch. That is if the studs are going to touch the concrete wall. Step 2 put on all safety gear.
Be sure to test paint colors in the basement. Or you can leave a 4 inch gap between the studs and concrete wall and probably get away with it.