Paints for Interior Walls. Latex/Water Based Paints: These paints do not fade away easily, less likely to crack or peel and have fewer odors. Moreover, latex paints. hold on guys, perhaps I am reading this wrong, its not the plaster that is cracking, its the paint thats cracking and pealing away, a bit like an egg shell crack. dnt. Bare timber. Hardboard and Fibreboard (MDF) should be prepared in the following manner: 1) Ensure that the surface is dry, and free from dust, oil and grease. Cracks in freshly plastered wall Advice. Thanks for that guys.. I did use a water down version first to seal it, however i didnt bother buying those special. Some cracking can occur but as there's no real information in the OP then no one can comment. It should be perfectly possible to plaster a room and it be painted. Lining paper thickness. If you are planning on decorating a room and the walls aren’t that good your best option would be to line the walls with lining paper first. crack in newly skimmed plaster In my home (includes DIY) MoneySaving Where the plaster had come off and left deep holes or ares had been chased he used the plaster and smoothed over with Easi fill (I think), even walls that were fine. Old or Newly plastered walls have paint peeling off them sometimes in sheets or the paint is bubbling on the surface. Tools required for preparing interior walls for decorating. Knife and warm water or steam wallpaper stripper; Dry towel or cloth; Wallpaper scraper.