How to fix bubbled and cracked paint before painting walls.
Repair cracked paint on walls.
Use a 9 or 12 inch drywall knife.
The exception to this is if you used a paint and primer in one.
Here s how i do it.
You might need to use a step stool or ladder if you re dealing with higher sections of a wall.
Spackling paste should be sanded down after it dries.
To repair a concrete wall you will need an epoxy repair kit.
Once you have widened the crack clean the dust and other debris out of the crack using a paintbrush or vacuum.
The first step to repair cracks in walls made of drywall is to use a utility knife to widen the crack slightly.
Run the electric sander along the surface area of the cracked paint.
The epoxy will make a watertight seal in the crack.
If you don t use primer first your patched area won t blend in properly with the rest of the wall.
Spread a thin coat of ready mixed joint compound over uneven areas where you ve removed old cracked paint.
Paint over the crack with latex primer followed by wall paint.
Under this window moisture damage ruined the paint and some of the plaster.
I have over 20 years of experience painting including getting rid of old cracked paint and making walls look like new.
Then you only need a coat or two of the paint directly on the affected area.
Put on your goggles and nose and mouth mask.