Glass Plaster Finish: A high build two coat water based special effect, ready mixed texture coating system (1 coat Primer plus 1 coat Glass Plaster Finish) Glass Plaster Finish is used to decorate interior and exterior surfaces such as plaster, concrete, wood, etc. It produces a sparkling, washable and water permeable high build finish with excellent adhesion, water-proofing, acid, algae and fungi resistance. It is available in 12 colours.