Can You Paint Over Dried Wallpaper Paste. Can you paint over wallpaper paste. Once the wallpaper glue is removed and the walls are dry we will roll on a coat of oil-based primer.
If there is any other wallpaper in this house I would not remove it but just prime and paint over it as you have found out it really becomes a part of the wall when they were not properly prepared. For removing paper thin All Purpose or Topping mud to a paint viscosity and roll a heavy coat over the paper with a 34 inch roller. Use warm water and a sponge to remove what you can but its pretty tough to get it all.
Paint Away Now you can finally add the color to your wall but you cant just choose any paint you want.
Paste this stuff up as you would normal wallpaper then paint over the top. Do not use a latex paintbrush to apply an oil-based primer. After you get your wallpaper down youll invariably have some wallpaper glue left on the wall. TSP can be applied with a sponge or even an extra paintbrush.