CMP 25597-000-220 Brass Round Deck Jet Cover. CMP has the best, most complete collection of adjustable and non-adjustable deck jets available on the market. Our patented innovative deck and wall jets add ambiance to any pool or spa design and are the only designs adjustable at the head for additional fine tuning of the water stream. Available with a variety of nozzle designs that include single stream, double stream, triple stream, and fan designs. Mounting plates are available in molded colors and solid brass.