How Do You Dry Out Plaster Caused By Penetrating Damp?
If you are lucky, you’ll be able to dry out the wall using ventilation and a bit of heat – try adding a fan blowing at the area too. Keep the bathrom window and door open. The problem is, if there is an underlying damp problem they you’ll have to fix it. Your question mentions penetrating damp but what you describe is not penetrating damp, its just a temporary wet patch. Penetrating damp is much more serious and will involve specialist treatment to the outside walls of the house,and yes, it will involve either taking the walls back to brick or dry-lining the wall – damp will have brought salts through the wall and they will come through for many years ….however…. but if there was no damp before the leak then it doesn’t seem like you have that, try the ventilation first. It may take a couple of weeks as you’ve tiled over the area where the water really wanted to evaporate from, now it has to capilary around them. Ask your plumber / tiler if they remember seeing any signs of long ter