Do not try to make the wall level.
How to smooth concrete wall before painting.
Remove excess cement using the edge of the trowel in a scraping motion.
How to get concrete paint to stick to a smooth surface.
If necessary apply a second coat feathering it as well then wait for it to dry and sand it smooth.
How to smooth a concrete wall finish.
Don a respirator goggles rubber gloves and protective clothes.
First sweep away any surface leaves debris and dirt.
Clean the concrete surface with soap and warm water removing any old paint.
Allow the skim coat to dry for 24 hours before painting.
For exterior projects use a power washer to rid the wall of all dirt and dust.
Apply a thick enough coat to cover the surface with an even coat of cement.
Prime your wall before you paint and after you seal your concrete you need to prime your wall.
Remove glaring lumps and bumps.
Clean the concrete wall.
Cover the gouge with a thin layer of joint compound feathering it out along the wall.
Before you apply your finish repair any damage to the wall and remove any items that may get in the way.
Sand any particularly bad areas of concrete with rough grit sandpaper.
Use a concrete primer which will help you get a smooth even surface that the paint can stick to.
Scrub away any dirt grime or gunk that is stuck to the concrete.
You ll probably need to wait about 48 hours after applying primer before you can paint but don t wait more than 30 days to paint.
If your project is indoors scrub the wall with soapy water and a scrub brush instead of using a power washer.
Roll liquid concrete bonding agent over the surface of the wall in fairly straight lines using a.
After applying joint compound be sure to cover it with primer before painting to prevent flashing.
Spread the cement onto the wall using the flat side of the trowel to smooth the cement.
Then remove any existing paint or gunk using a power washer or scraper and wire brush.
Etch an outdoor surface with.