Primed plaster patchwork and existing painted walls may need just one coat, but you can apply a second coat if necessary after the first one dries.
Can I Paint Over Plaster Walls. This guide is about painting plaster walls. Priming and painting walls painting new construction sheet rock walls.
Venetian chipped plaster brick wall (With images ... from i.pinimg.com
Are there areas where the old paint is peeling from your walls? It shouldn't be all that difficult. How can i paint over this?
Simply inject this into any cracks, and smooth over.
Can i skim plaster the whole wall, straight over the paint??? The wall was good enough to be painted once. I'm presuming i'd need to key the walls, maybe give it a good thrashing with a brick hammer? How can i paint over this?