To help keep walls clean vacuum painted walls with a soft brush attachment.
What to use to wash down walls before painting.
Pay particular attention to the middle of your walls as this is where you will find most marks and stains.
Wipe away fingerprints and other marks soon after they appear.
Scrape any cracked or flaking paint with a paint scraper.
Then wipe them down with a cloth covered broom or mop spray with a dusting agent for best results or use an electrostatic dusting wipe.
Once the walls dry sand the walls using a pole and disc sander as mentioned above.
Semigloss or glossy finishes popular on kitchen walls tend to be durable enough to stand up to degreasing cleaners but are also susceptible to scratches.
When painting a bathroom or kitchen wash the walls with a solution of approximately three teaspoons of laundry detergent to one gallon of water.
Finish by wiping the walls with a damp cloth.
Wipe off the dust and you re ready to paint.
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.
Avoid using an excessive amount of water when cleaning painted walls.
Give newly painted walls at least two weeks to fully dry before their first wash.
Aim to wash an entire wall in one session using the same technique.
Work in small areas washing and then using a soft clean towel to remove excess moisture.
Wash your walls from the bottom up using a nonabrasive sponge.
To rinse the walls mix a cup a vinegar with a gallon of warm water and wash the walls again.
Latex paint finishes can be cleaned with warm water mixed with a nonabrasive cleaner.
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.
While there is no best way to clean walls before painting most walls can be washed using a sponge and warm water.
For other small imperfections on the wall such as plaster bumps smooth them away with sandpaper.