The Ocean Clear Model 325 Canister Filter with Pleated 25 Micron Filter and Carbon Filter is for mechanical and chemical filtrationFeatures:This multi purpose canister filter system comes with a 25 micron, 25 sq ft filter cartridge and a bag of carbon in the center of the filter. The 25 micron polyester filter cartridge filters the water and the Ocean Clear Carbon absorbs dissolved organics, fish odors, toxic metals and growth inhibiting enzymes.Includes 30 psi pressure gauge and full-flow gridFilter body: 13" wide X 11" tall. Needs 12" clearance above the canister filter for cartridge removal3/4" FNPT inlet/outletIncludes 3/4" and 1" hose adapters, teflon tape for fittings and drain valveFor use with pumps up to 1200 gphDoes not include pump, hose or a method for connecting the filter to your tank. We highly recommend using the Inland Sea Suctions and Returns with the Ocean Clear Filters, and we carry several models of aquarium and pond pumps. Product Manual (pdf format in new window)