MF 2000 Advanced Media Reactor Dim: 5.5″ x 5.5″ | Body Diameter: 4"″ | Height: 21.75″ Great for activated carbon, Large GFO, synthetic phosphate removers and other similar medias. Solid Construction Simple Design Slotted Containment Screens Easy to Remove Lid Great for Use with Large Medias Advanced Hobbyist Media Filter Our professional line media reactors are not only built to last but have the most very best filtration protection available. The two cone strainers on each end of the reactor prevents large course media from being passed through and allows for the dispersed contact around the media for more efficient chemical filtration. Do not be fooled by cheaper media filters with flimsy bodies and sponges that reduces needed flow to the media with the risks of clogging. NOW with adaptable input and output. Choose between rigid PVC (1/2) plumbing or flexible hose for the ultimate in setup versatility. Equipped with inlet Precision control flow valve. Recommended Tank Size: 375 gallons Marine / 750 gallons Freshwater Capacity: Holds up to a 1 gallon of media* Specifications: Diameter: 4″ Height: 21.75″ Footprint: 5.5 x5.5" Requirements - Your Choice of Media - Feed Pump between 200-400GPH - Hoses Warranty - 1 year warranty on reactor body. *depends on filtration media used and their manufacturer recommendations.