<p>The hang&#045;on series of Liberty filters are compact, complete, and powerful&#046; Liberty combines ease of handling with effective filtration via mechanical, biological, & adsorbtive means&#046; 3&#045;D cartridge technology doubles effective surface area&#046; Phenol free foam blocks guarantee reliable removal of solved pollutants&#046;</p><ul><li>Tanks to 20gal</li><li>100gph</li><li>Includes 3&#045;D carbon cartridge & foam bio block</li><li>1&#046;2lbs</li></ul>