Sanding the walls will improve adhesion which is the only sticking point to consider when applying latex over oil.
Latex paint over oil based paint without sanding.
Wipe oil bond an award winning paint additive from latex agent on the area with a clean rag mix oil bond into the paint using the instructions on the bottle paint no sanding no priming.
Learn how to fix peeling latex paint and the steps to safely paint latex over oil.
It just won t stick.
Do not paint latex paint directly over oil based paint.
But you can paint latex over oil based paint if you prepare the surface properly.
If you want to completely cover the oil painting i agree with an answerer above.
If the paint doesn t come off you are likely dealing with an oil based product.
The key is proper surface preparation sanding.
I have been sanding the oils very slightly before painting over the oils also i sand a bit after i paint the acrylic over the top.
Oil alkyd paints penetrate latex paints bond.
Because water based paint doesn t bond well with the glossy surface of oil based.
No latex over oil is a myth.
In these 3 easy steps you can avoid the time consuming hard work of sanding and priming prep by using oil bond.
Previously painted surfaces need no primer if properly sanded and clean.
I do that to allow the oil to breathe and give texture to my work.
When we moved into this house several years ago the walls were painted dingy pastel colors and all of the trim was painted to match the walls.
Then you want to use some trisodium phosphate or tsp you can find it in any paint store or home center.
Using water based paint over oil based paint.
Jimmy fix it aug 5 14 at 4 49.
Before starting any painting project that involves old paint layers from the 1970s or earlier test them for lead first.
Here s a post we did about our experience with lead paint testing during a recent diy project.
Now you never want to paint oil over latex.
While this is a good way to improve adhesion of latex paint to an oil based paint the best method to eliminate problems related to adhesion all together is to first apply one coat of latex conversion primer paint prior to.
As long as the surface is prepared the latex paint will bond just fine been doin it for years.
An easy method is to get a rag wet with rubbing alcohol and rub the surface with the rag.
If the paint comes off or begins to soften the paint is most likely latex in which case a new layer of paint will be less likely to peel.
Latex paint and even other oil based paint can be successfully applied over older oil based paint as long as the surface is fully cured and there is nothing inherent in the coating that prevents another layer of paint to be added.
First of all take a little bit of sandpaper and just lightly sand it.
De gloss prior to putting water based paint over oil based paint.