Two Little Fishies PhosBan Reactor 550 Pumps use NeoPhos or NeoNitro as

use NeoPhos or NeoNitro as directed on their labels

That is why we went with the backlit graphical display we did

there is no need to thaw or rinse before feeding and no need to throw away left over thawed feed

This makes detection of important yet small change possible

Two Little Fishies PhosBan Reactor 550 Pumps use NeoPhos or NeoNitro asThe PhosBan Reactor 550 is designed with the upflow principle to achieve the most efficient use of PhosBan or other chemical filter media. By pushing water from the bottom upward through a dispersion plate, it forces an even distribution of water through the media, and prevents channeling. It can be mounted hanging on the back of the aquarium or below the aquarium. Includes ball valve for regulating flow, and flexible connection fittings that rotate