W White Room Apr 21, 2012 #11 You can if you put a finish on the undercoat but it's the drying times that can cause any delays...
P Peter Apr 21, 2012 #12 If it's only a few small areas bonded in then it will be OK to tile onto if it's primed a couple of times. Different story if it's a whole wall.
If it's only a few small areas bonded in then it will be OK to tile onto if it's primed a couple of times. Different story if it's a whole wall.