Product details:

Use with Metropole Cold Water Dispenser (Item 1200-5623) The use of an air gap is required for dispenser faucets drawing from a reverse osmosis filtration system. Solid brass construction Specify finish when ordering. Meets or exceeds the following all applicable US Federal and State material regulations. Weight per Each: 0.65 lbs Length per Each: 12 in. Width per Each: 6 in. Height per Each: 2.25 in.