Complete aeration system for ponds up to 1/4 acre depending on shape and depth of pond. 1/20 hp DC22 diaphragm compressor, 0.7 cfm, 1.5 amps, aerates up to 12′ deep. The PA10W kit includes compressor, self weighted air diffuser and 50′ of 3/8″ Quick Sink tubing and fittings for connections