Aqua Ultraviolet® Ultima II Filters with 2" Inlet/Outlet Made in USA and also helps prevent problems

and also helps prevent problems caused by low water level (such as pumps running dry or aquatic plants being exposed)

This airline can be used with Airmax® KoiAir™

500 gallons

The result is a polished

Aqua Ultraviolet® Ultima II Filters with 2" Inlet/Outlet Made in USA and also helps prevent problemsThe Ultima II Filter is the best choice for home hobbyists and aqua professionals alike due to its impressive capacity and minimal, effortless maintenance. Independent laboratory testing confirms that the Ultima II filter is superior to three leading bead filter brands in setup, nitrification, back washing and overall efficiency. It's perfectly designed for high flow rates, extreme fish loads and elevated feed rates. Why Use a Biomechanical Filter? To