How To Prep Walls For Paint After Sanding

When prepping a wall for painting we generally recommend a softer sandpaper to avoid damaging the wall.

How to prep walls for paint after sanding. Remove any nails or pins from the wall with your hammer. If necessary apply a second coat feathering it as well then wait for it to dry and sand it smooth. Cover the gouge with a thin layer of joint compound feathering it out along the wall.

2- For Drywall Surface Prep Minor issues with drywall or plaster may include small scratches or imperfections that can be easily covered by a coat of paint. If there are rougher patches on the wall use an 80 grit but generally a 100 is enough for preparing a wall before painting. Clean the gaps with sugar soap before you fill as any dust could stop the filler sticking to the wall.

Use sandpaper or a sanding block to dull any uneven surfaces wipe away dust with a damp cloth and let dry thoroughly. This will prepare the wall properly for painting. Once the room is cleared and the remaining furniture covered you can start to clean and prepare the walls for painting.

You can either buy the premixed type of spackling paste in plastic containers such as or one that you mix yourself such as Sheetrocks Easy Sand Joint Compound. Patching any holes nicks and other imperfections is one of the most important steps in preparing your walls for painting. Tools for the job.

After applying joint compound be sure to cover it with primer before painting to prevent flashing. It is the primary tool to clean the woodwork. Sanding produces a fine white dust throughout the room.

This is because the TSP should not be allowed to stay on the wall once it has completed its job. For previously painted water-based paint sand with a fine-grit sandpaper. The walls painting is not the same when redecorating popcorn ceilings.