Aqua Ultraviolet® Ultima II Filters with 2" Inlet/Outlet Made in USA Add 1 teaspoon per 50

Add 1 teaspoon per 50 gallons

as opposed to a lever arm and ball

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

The result is a polished

bypass to waste drain

Aqua Ultraviolet® Ultima II Filters with 2" Inlet/Outlet Made in USA Add 1 teaspoon per 50The 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