The California Faucets Complete Air Gap Kit for Dishwasher is made from premium materials, this offers great function and value for your home. This fixture is part of California Faucet's decorative collection, so make sure to check out other styles of fixtures to accessorize your room. Solid brass construction Maximum counter thickness: 1 3/4" Includes air gap rough Multi-Series: Poetto, Corsano and Culinary Handcrafted with the finest precious metal plating Codes/Standards Applicable IAPMO PS 023-2006a