PO4 150 Reactor Cabinet Kit (150 gals/ 660 l) You can see a PO4 150 running on youtube... https://youtu.be/H8Q3jouvdSs Ideal for use as a Phosphate Reactor to keep iron based media in suspension. Can be used for a multitude of filter media, such as phosphate remover and activated carbon and as a fluidised sand filter. This kit is designed to allow the PO4 150 to be situated 'under the cabinet' and out of the way .. while the pump is situated in the aquarium. Kit Consists of : PO4 150 Reactor, Control Valve x 2, Piping (4 metre) and a Maxijet 500 Designed for free-standing in cabinet or sump. Max Capacity : 1000 mls of media (fluidised). Dimensions : Height : 400mm Base footprint : 115 Column Dia : 90mm