What Type Of Primer To Use On Plaster Walls

Lath and plaster walls have a slightly better insulating r value than do drywall wall systems.

What type of primer to use 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. Once plaster walls are properly patched and primed they can easily take any color or finish. The best kind of paint for plaster walls is whatever color appeals to you. Satin and eggshell finishes are very popular and lighter neutral shades of cream and white are ideal if resale value is a concern.

I use kilz latex not a brand recommendation other manufacturers make a comparable product but any high quality primer should be fine. Use a stain blocking primer on stained wood bare wood with high tannin content that can bleed out e g cedar or redwood interior walls with water or smoke stains or. It is also important to use oil based or any high quality primer to prevent all kinds of moisture on the surface. Drywall pva sealers aren t necessary on plaster unless you use drywall mud or spackling to make repairs because plaster is much more water resistant on its own.

Many water based primers can also be used on plaster masonry brick and painted metal depending on the specific formula. I want to paint the walls after priming and wasn t sure if i had to get something special for plaster. Lath and plaster walls provide a room with better soundproofing as opposed to drywall walls of an ordinary thickness 1 2 inch. Using primer before painting interior walls.

Use a vapor barrier primer to seal the surface and minimize the passage of moisture through the walls to the outside. Use trisodium phosphate tsp to clean heavily soiled walls. 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. When painting previously.

Soundproof drywall though rivals lath and plaster walls in terms of soundproofing. In general better quality water based primers use 100 percent acrylic resins and cost a little more than standard quality formulas. Primer performs important functions on interior walls including blocking stains and improving adhesion of the topcoat.