Aqua Ultraviolet® Ultima II Filters with 2" Inlet/Outlet Made in USA This airline can be used

This airline can be used with Airmax® KoiAir™

multiple PondShock™ balls may be used

500 gallons

bypass to waste drain

Aqua Ultraviolet® Ultima II Filters with 2" Inlet/Outlet Made in USA This airline can be usedThe 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