Description
Get 3-stage filtration performance plus quiet operation. The Whisper® In-Tank Filter mounts discreetly inside your aquarium for clean, clear water and the added convenience of placing your aquarium flush against a wall. Adjusts easily to high or low water levels with mounting suction cups and/or bracket. Has a flow rate of 170 gal/hr and is suitable for 20- to 40-gal aquariums. Comes with 1 large Whisper® Bio-Bag® Disposable Filter Cartridge (also sold separately in packs of 3, item #671832).