ProStone complements a wide variety of design options - with more than 6 textures and 18 colors. ProStone veneer is made to be durable and long-lasting. * ProStone veneer is compliant with the most stringent building codes, including AC-51. (For ICC Evaluation Service's AC-51 report, see here.) * ProStone veneer is competitively priced so customers are offered an affordable product with no compromises in quality.