Evolution Aqua Airtech Airpump 130 litre. CascadeBitz & Evolution Aqua know that oxygen is vital to all pond inhabitants whether they are Koi, goldfish or bacteria. The Evolution Aqua Airtech Airpump range provides high performance diaphragm air pumps for all fishkeepers. The range was purposely developed for fishkeepers to deliver that essential element into their ponds – specifically air. EA Airpump has been tested and proven to provide the highest output at any given depth, to be economical to run and totally reliable. Well engineered, robust and durable, every unit has thermal protection fitted as standard. If you require any help or assistance with this product, please call the shop or look for cascade koi. The item “Evolution Aqua Airtech 130 Koi Pond Air Pump” is in sale since Sunday, May 21, 2017. This item is in the category “Pet Supplies\Fish & Aquarium\Air Pumps”. The seller is “cascadekoi-aquatics” and is located in Bury, Lancashire. This item can be shipped to United Kingdom.