Peeling from plaster could be a result of insufficient wet troweling of the white coat when the plaster was originally applied causing chalking of the surface.
Paint peeling off walls in sheets plaster.
Look for anything that is loose and remove scrape.
Very hard plaster may be slick reducing the adhesion of any coating.
The plaster and oil based paint in the area looked sound but after we added a layer of latex primer the next day it began flaking off in huge sheets.
Scraping and sanding the walls then applying a thinned wash of white matt is the best route to neutralise the problem even though it is a pain.
Mix a little dish detergent in a pail of hot water.
Make sure to remove all peeling or flaking areas until the wall and ceiling only.
1 for peeling paint.
Prime the affected areas then patch any damage.
Use a sponge to scrub the area of paint around your bare plaster.
Apply masking tape around doors and windows and above baseboards to protect these.
Apply a penetrating binding primer to seal up and glue down the old paint.
How do i repaint a wall that has peeling paint.
At some points where we have had to remove it it has peeled off to the bare plaster.
A putty knife or paint scraper works well at removing the paint if you carefully move it along the loose edges.
Lay down the drop cloths to cover the floor under the wall.
It ll just be a thicker layer to peel off.
Let your wall dry thoroughly.
Protect the floor with a drop cloth and have a receptacle handy to catch the refuse.
And the walls are holding up but flaking off to the point where it s just not salvageable.
2 for tight paint not peeling but showing cracks.
Underneath the paint there is a chalky.
Gear up with goggles and a face mask because tiny flakes of paint are sure to go flying.
Scrape off anything that is loose.
Scrape away as much loose paint as possible using the paint scraper first and then the wire brush.
The reason the paint is peeling off is because it hasn t gripped the plaster so adding layers on top of a peeling layer won t solve the issue.
Clean the surface with a mild solution of soapy water.
This may have been a factor but it didn t damage the paint.
New plaster might have a high ph requiring the application of a primer resistant to alkalinity.