Airmax Shallow Water Series SW20N brand New in Box Unopened. Aeration for Ponds up to 14 Acre, up to 6 Deep. These are $1300 new, this one $400 cash.Serious Inquires will receive a prompt and polite reply. If you see this listing it is still available. Cash and Carry Only, no trades, no deliveries, no exceptions. Here are more details from the manufacturers website.Easy Installation with Options - Airmax Aeration Systems are the easiest and most versatile systems to install on the market. Shallow Water Series SW20 System can be installed at the waters edge or up to 14 mile away from the pond or lake. No power is needed at the shore for this 115V system. Airmax EasySet airline delivers oxygen to the water without the added expense of hiring an electrician. This high-pressure system is ideal for increasing oxygen to shallow ponds up to 6 deep.Airmax Composite Cabinet - ETL electrical safety certified composite cabinet has a quiet design with a faux rock finish to blend into any landscape. The removable top and side high-density air intake filter protect the compressor and pre-wired electrical box from outside contaminants while providing easy access. Other cabinet features include an elevated base protecting against damaging flood water and a ventilation fan with a rain shroud that cools and protects against moisture and heat damage. Cabinet dimensions 23L x 17W x 15H.SilentAir Linear Diaphragm Compressor - The heart and soul of each Shallow Water Series Aeration System is a powerful whisper-quiet LR25 Linear Diaphragm Compressor built for high efficiency, this 115V compressor comes with rubber mounts to reduce noise and vibrations to ensure a silent operation. The SW20 can push up to 2.5 CFMs of oxygen to your pond while costing as little as $3.60 a month. Comes with a 3-year warranty.Airflow Manifold Assembly - Airmax simplifies airflow management to individual diffusers with a 2-port manifold with nickel-plated ball valves, braided hose sleeves that protect internal airlines from wear, and quick airline disconnects for fast and secure airline connections, and system removal for storage. The SW20 System is set up for 38 or 58 airlines.ProAir 2 Weighted Diffusers - Designed for maximum oxygen uptake, 2 ProAir 2 Weighted Diffusers incorporate high-efficiency, low-maintenance membrane sticks to release tiny oxygen bubbles into the water column. Membrane diffusers have the synergy of air stones without the headaches of cracking and acid-washing. The ProAir 2 Weighted Diffuser has an integrated check valve to prevent back pressure on the compressor. The innovative sled design keeps the ProAir 2 submerged while maintaining an upright position during installation. Comes with a 5-year warranty.
