Solution, a Venetian plaster product, can be used for interior and exterior applications to provide a spatula effect. This water-resistant plaster offers a traditional look in either a glossy or matte appearance. Myriad colors are available and can be mixed together to further enhance the color scheme. The nonshrink plaster is breathable, nonflammable, and washable. Vero-Rialto. 714-637-7341.