Kasco Marine Robust-Aire RA4 Aeration System

Kasco® Robust-Aire™ RA4 are highly efficient, reliable, and durable aeration systems that induce oxygen transfer, beneficial water movement, and mixing to ponds up to 8 Acres, 8- to 50-feet deep, depending on the shape.  Base Mount Cabinet The cabinet should be mounted on the ground with access to ventilation from below. The powder-coated aluminum cabinet includes a cooling fan that provides 110 CFM ventilation, acoustical foam, key lock, and 120-V receptacle or a 240-V junction box.  Dimensions are 24" x 18" x 20" H. Base Mount Cabinets ship motor freight only.  Two 1/4 hp single-piston Teich-Aire™ compressors  Four diffuser assemblies Two dual-port aluminum manifolds with valves Quiet operation; 70dB without a cabinet (air conditioner), 65 with cabinet (normal conversation) No electricity in the water No equipment floating on or near the surface Designed and built for continuous operation Low maintenance rocking-piston compressor Compressor Cabinet can be remotely installed  Technical Specifications  Robust-Aire Diffusers Assembly is designed to provide a fine air bubble with the least amount of pressure. They are self-weighted with a stainless-steel base that lands upright every time.  Safety Tested; compressor ETL listed to UL and CSA Standards Backed by a 3-year warranty for the compressor, 2 years for piston cups and gaskets, and a lifetime for the cabinet and diffusers.  If you want industry-leading efficiency and effectiveness in your diffused aeration system, Kasco has the solutions you need! Benefits of Robust-Aire™ Easy to install, use, and maintain Creates open water to prevent ice damage to docks and boats Can be installed distant from power Eliminates thermal and chemical stratification Increases oxidation at the bottom to speed up organic decomposition Expands fish habitat Robust-Aire System Compressor hp Pond Size (Surface Acres) Number of Diffusers Assembly Amps 120V/240V CFM at 10 Psi Maximum Depth  RA4 2 - 1/4 hp compressors  Up to 8 4 5.1/2.6 6.4 50ft    Product Manual           Robust Aire Aeration Manual   Video