Penn Plax Cascade Canister Filter 500

Crystal Clear Water for Fresh and Marine Aquariums: The Cascade AdvantageQuick, easy push-button self-primer.Easy lift alignment clamps, release vacuum suction.Two independent directional 360ø rotating valve clamps.Sturdy tip-proof base (permanently mounted rubber feet).Flow rate control cut-off valves.Extra-large capacity stackable filter medium containers with lift-up handles.Swimming pool-style hose clamps.This heavy-duty external filter delivers powerful mechanical, chemical, and biological filtration for crystal clear water in fresh or marine aquariums. The Floss Pad removes fine particulate matter while the activated carbon media removes toxins and impurities. The Coarse Sponge provides abundant surface for promoting bacterial growth to remove harmful ammonia and nitrates.Filter media is included free with each canister filter.