Application Guide
New Surface
Sand down the plaster with Emery stone and then remove the salt, Alkali or any efflorence if present by washing with very dilute acid. Then apply a coat of Rainbow Perfecton Wall Primer Sealer or Rainbow Water Base Primer, Followed by 2 coats of Rainbow Weather Guard Acrylic Emulsion.
Old Painted Surface
Remove all dust, Dirt and loose adhering or flaked paints by scarping. Then apply one thin coat of Rainbow Weather Guard Acrylic Emulsion or Rainbow Perfecton Wall Primer Sealer or Rainbow Water Base Primer followed by Rainbow Weather Guard Acrylic Emulsion paint to finish.