OWS AerMaster Pro 6 - Deep Pond Electric AeratorOutdoor Water Solutions AerMaster Pro 6 is a 1 2 HP Electric Aerator This system is great for ponds up to 1 1 2 acres. It works great for ponds up to 40 ft deep. AerMaster Pro 6 includes: 1 2 HP Rocking Piston Compressor Circulating Fans 3 Valve Manifold with 3 Adjustable Valves 300 ft of 3 8" weighted airline 3 Air Single Disc Diffuser with Self Sinking Bases 1 Pressure Relief Valve 1 Oil Filled Pressure Gauge Powder Coated Aluminum Cabinet AerMaster