Cleaning the wall before applying a new coat of paint always means more than just a simple washing down with warm water if you really want to make sure the job is done right.
How to clean concrete wall before painting.
Mop the tsp solution onto the entire concrete floor using a sponge mop.
Mix 2 gallons of hot clean water with 1 2 cup of trisodium phosphate in a mop bucket.
Cleaning a wall before painting it can be either a quick job or a major effort depending on the condition of the wall itself.
Scrub the entire wall briskly with a dry stiff bristled scrub brush or a stiff wire brush.
Slip on a face mask and safety eyewear to protect your respiratory system and eyes from any harsh dusty residue released into the air by the.
So how to deal with those stuffs.
Things that you need to clean before going to the next step of the cleaning times you have to prepare some stuffs.
The simple things that you can do in your exterior house 1.
Remove dirt and grease with trisodium phosphate 6 30 per quart concentrate or choose a more earth friendly cleaner like krud kutter s pre paint cleaner 10 for 32 ounces.
Stir the solution until the tsp granules fully dissolve.
For surfaces that have exposure to oil or grime like kitchen walls wash with a solution of water and grease cutting detergent and follow up with clean water to remove any residual cleaning agent.
Scrub areas of the concrete containing stuck on grime with a stiff nylon brush.
Examine the walls.
Finish by wiping the walls with a damp cloth.
2 dissolve 1 2 ounce of trisodium phosphate tsp.
How to clean concrete walls before painting.
Spray the entire wall with water to rinse off dust and dirt.
For surfaces that have exposure to oil or grime like kitchen walls wash with a solution of water and grease cutting detergent and follow up with clean water to remove any residual cleaning agent.
Prepare another mop bucket full of warm water.
Spray the wall as necessary while cleaning it so the concrete surface remains moist.