Thank you. Would you also happen to know of a safe modern breathable plaster to fix small holes in the old plaster, and a breathable stain blocking application prior to the top coat breathable paint?
We have an old stone house (over 150 years) and I'm fixing some areas of damage to the interior paint, beneath which I'm finding a little discoloration here and there, though perhaps not actual damp. I've like advice on how to stain block and repaint without preventing the walls from...