Should you paint over peeling paint?

Should you paint over peeling paint?

Old paint can chip, flake or peel, leaving behind cracks and small holes. This can't just be painted over without causing future problems. You'll need a paint scraper, wire brush, sandpaper and a primer. ... If you try to paint over peeling paint, you will not have a smooth, professional finish.

How do I get a filler smoother?

How to use Multi Purpose Smooth Finish Filler

  1. Pack the filler into the area that needs repairing. ...
  2. If the hole you're filling is deep, build up the filler in layers, waiting for each layer to dry before adding another.
  3. After one to two hours the filler will have dried hard and you can sand to a smooth finish.

Why does paint crack over filler?

Even though the surface may seem dry, even being left overnight it may still have some shrinking to do. Therefore, when painting over it, the paint film dries and then shortly after the caulk continues shrinking, pulling the paint film apart and leaving cracks on the surface.

Can I mix PVA with filler?

It can help to add a very small drop of pva to the filler at the time of mixing. Otherwise use a mist coat 10% thinned emulsion or for a perfect wall then X line it.

How do I stop my patchy paint from rolling?

Remedy Roller Marks Roller marks, or lap marks, occur if you don't maintain a wet edge while painting. To restore a smooth finish to the wall, sand down all the uneven areas until they are smooth, then wipe the walls down completely to remove all dust. Prime and follow up with an even, thick coat of paint.

Do you use less paint on the second coat?

Second coat does not use as much paint as first because not as much is needed. ... 2) Generally a second coat will take less material for the same coverage.

How many coats of Stix primer should I use?

2 coats

Is Stix a good primer?

Stix is also ideal for use on plaster, drywall, wood, and nonferrous metals, where a low ambient or surface temperature would present a problem for conventional primers. ... Stix is a low VOC primer, which levels to a smooth surface and cleans up with soap and water. We think Stix is the best bonding primer you can buy.

Should primer cover completely?

The primer coat doesn't have to be perfect, but it should cover the surface (no bare spots) and it shouldn't be so blotchy that you get drips or visible unevenness. You need to prime the surface thoroughly. The purpose of the primer is so give the surface uniform absorbtion properties.

Is Stix primer Sandable?

Glossy Surfaces – Although Stix® is formulated to be applied to hard to coat surfaces without the need for sanding, it is recommended that proper surface preparation still be completed to enhance adhesion properties. Surfaces such as Formica, ceramic tile and glossy painted surfaces should be properly deglossed.