Marineland's HOT Magnum 250 Pro-System is an efficient, powerful, compact canister filter that is lightweight enough to hang directly on the back of your aquarium.
Because it is a Magnum, this filter comes feature-packed with the ability to convert with ease from a continuous duty mechanical and chemical utility filter to a water polishing filter with micron filtration capability. Comes complete with a Carbon/Media Container and Water Polishing Micron Cartridge with the BIO-Wheel wet/dry filtration.
H.O.T. Magnum BIO Wheel Pro Canister Filter Kit Includes: Micron Cartridge, Carbon/Media Container, Filter Sleeve, 8 oz Black Diamond Premium Activated Carbon, BIO-Wheel PRO 30 Wet/Dry Biological Filter and Hang On Tank Canister Filter. The dimensions of the Magnum 250 Pro are as follows: 13.5" H, 6" D (from front to back) and 6 1/2" W. The Bio Wheel is 9 1/2"L and 3" W.