I have just had my walls re-plastered in a bedroom in my house. I live in a 103 year old house and this particular room's walls seemed to have some water damage. So, we got the walls professionally plastered and they did a nice job smoothing it out.
About a month ago, we primed the...
I have always used problock primer, with no problems, until recently.
Did a little spackling on a ceiling...when ready, I primed.
For topcoat, and first time using Sherwin's Harmony Line (low Voc)- Flat, that problock bled through 5 top coats.
Never encountered this problem before using Problock...