Can You Paint over Plaster Weld

Plaster-Weld® may be painted over painted surfaces provided the paint is still well secured to the substrate.

How long does Plaster weld take to dry?

Allow to dry 24 hours (follow with two and three coat applications). (NOTE: Minimum drying time of 24 hours between coats is important to prevent moisture in second coat from penetrating the scratch coat and flooding the bond film.)

Do I need a bonding agent for Plaster?

When it comes to getting painted or drywall surfaces reader for plaster, or more specifically, ready for the Structolite base coat we’re using, you need to apply a bonding agent. … This is why you paint the bonding agent over the drywall paper, as it has the tendency to suck the moisture from the plaster.