Dulux® Venetian® Plaster Cera D'Arte Wax is a protective wax treatment for interior surfaces that have been coated with Venetian Plaster. This synthetic wax paste is ideal for the preservation and protection of interior Venetian plaster finishes used in the restoration of old historical buildings such as churches, palaces or villas to create surfaces of elevated aesthetic value in all settings whether modern or classic halls, stairways, bathrooms, living rooms or to add a high gloss elegance to the most refined public places such as hotels, restaurants and shops. D’arte Wax This is our most popular wax and suited to most products in the Venetian® Plaster range.