Complete aeration system for ponds up to six acres depending on shape and depth of pond. 1 hp Rotary Vane RV100 compressor, 13.5 cfm, 14 amps, aerates up to 18? deep. The PA100W kit also includes six QS2 Quick Sink air diffusers, six valved outlet assembly with pressure relief valve, 800? of 1/2? Quick Sink tubing, fittings and clamps.