What Kind Of Primer For Plaster Walls

Plaster walls repairs made to plaster walls whether small touch ups or major fixes require oil based stain blocking primer.

What kind of primer for plaster walls.

Applying an oil based primer is the only sure way to prevent lime from. When it comes to paint old plaster walls you first need to fix all damaged areas of the walls by using a high quality patching compound recommended for use especially on plaster walls. If mildew is a serious concern use a stain blocking primer to prevent mildew stains from bleeding through the topcoat and then use a topcoat that specifically resists mildew check the label. Use a vapor barrier primer to seal the surface and minimize the passage of moisture through the walls to the outside.

Soundproof drywall though rivals lath and plaster walls in terms of soundproofing. It is also important to use oil based or any high quality primer to prevent all kinds of moisture on the surface. Lath and plaster walls provide a room with better soundproofing as opposed to drywall walls of an ordinary thickness 1 2 inch. White pigmented shellac primer highest performing primer for sealing out the toughest stains and odors in one coat concrete masonry primer seals and adheres to concrete brick stucco and plaster.

You will need to go to the paint store and ask for an acrylic primer sometimes it is called acrylic undercoater but it will great for this type of wall surface. Use trisodium phosphate tsp to clean heavily soiled walls. They have superior stain blocking abilities and will keep any old stains from bleeding through to new paint. This versatile tintable interior exterior latex primer adheres as strongly to drywall as it does to wood concrete masonry metal and glossy surfaces like tile so it can be used to prime walls.

Lath and plaster walls have a slightly better insulating r value than do drywall wall systems. You need 100 acrylic rather than. Plaster walls are more vulnerable to moisture than drywall and require high quality primers.