Blue Diamond Air Pump Rebuild Kits and Parts Evolution Aqua If you are going for

If you are going for aesthetics you may find the AFF12500 to be the better choice

The K1 and K+ filters use a blower to save water and clean more thoroughly during backwashing

Inochi Color PRO Koi Food is a premium color enhancing fish food that enhances both the beauty and the physical conformation of Koi

mechanical filtration

Blue Diamond Air Pump Rebuild Kits and Parts Evolution Aqua If you are going forThese rebuild kits and air filters are used for Blue Diamond air pumps, including the ET Series, ETK Series, ETA Series, ETKA Series, ETP Series, and ETPA Series. Like all diaphragm air pumps, the Blue Diamond air pumps must have the diaphragms replaced, usually every 12 18 months. Rebuild Kits include an Air Filter (ET30 ET120 models only), 2 Diaphragms, and a Magnet Bar to return the pumps to their full potential. Air filters are also available