Profile: Atlantic Coastal Supply, Inc. specializes in commercial and industrial plumbing fixtures. Our product line includes DELTA™, Bradley™, KOHLER™, ZURN™ and WATTS™. Our ADDISON™ pull down with touch 20® technology provides a delicate beauty that adds a romantic touch to the kitchen, while the enhanced, water saving functionality of multi flow provides more water only when needed, with optional enhanced functionality of touch2O technology. Our model 350XL double check valve assembly is ideal for use where lead free valves are required. It is designed for installation on potable water lines to protect against both back siphonage and back pressure of polluted water into the water supply. The assembly provides protection where a potential health hazard does not exists.