API Nexx Filter for Aquariums is a quiet modular external filter that grows with your needs and delivers great water quality for your aquarium. Water changes are easy with no priming and no disconnect.
Nexx filter base includes tubing, motor, (2) 4 packs of Bio Chem Zorb, 10 pack of Bio Chem Stars, suction cupss, clips & a 2-year manufacturer's limited warranty.
Ultimate convenience, no mess, quick filtration media changes and filtration options that give you the flexibility you need and want.
Nexx Filter Base - Aquariums up to 55 Gallons
Nexx Filter Extension - Adds 55 Gallons to base filter
Nexx Filter 110 - Aqauriums up to 110 Gallons
Replacement filter media are "Size 4".