How To Paint Bare Plaster Walls. Old plaster walls are more temperamental than drywall so you have to put a little more elbow grease into the preparation work before you paint. This blog will answer all your questions about painting plaster walls.
Larger cracks can be fixed in a similar way
Original paint, another coat, current coat. One of the common suggestions, and i am going to go as far as to say myths is that the walls need to be pva'd before you paint them… i personally don't recommend this and have never in all my years seen this being done!! It certainly mentions that the product can be used over bare or previously painted drywall, plaster. Recently i noticed that the paint is separating from the plaster, and in some spots can be peeled off like wallpaper, leaving bare plaster.