Plaster walls have a tendency to crack and crumble if you attempt to hammer a nail directly into the wall.
Hanging wallpaper on plaster walls.
Step 1strip off the outer face of the wallpaper leaving only the backing material and glue.
If you manage to get the wallpaper off and the plaster hangs together consider yourself lucky.
Best o luck paul.
Place these in another room.
The best option mostly depends on the weight of the picture in question.
Adhesive picture hooks are the best way to prevent damage when hanging a picture but pre drilling the hole will usually prevent cracks and chips from forming as well.
How to wallpaper or paint directly on plaster 1.
Then size the walls by applying a some ready mixed paste diluted with water to stop the plaster absorbing all the moisture when you come to actually hang the paper.
Sizing is a compound of chemicals that acts as a buffer between the wallpaper backing and the plaster surface.
Take down pictures mirrors or anything that s leaning or hanging against your walls.
Firstly make sure plaster is fully dry 7 10 days depending on drying conditions.
In most cases of multiple wallpaper build up though the plaster will be a lost cause.
If you encounter wallpaper that s been painted over first try the wallpaper stripping.
For speed even application i use a roller.
Prepping plaster walls for paint wallpaper painted over wallpaper.
Although this may sound like a measurement process it actually refers to treating plaster walls with a product that allows the paper to stick better but not so tightly that you can never remove it.