Aqueon QuietFlow Canister Filters comes with large media baskets, pre-loaded with media for all three stages of filtration: Foam Pads (mechanical), Carbon (chemical), Bio-Balls and Bio-Ceramic Rings (biological). Designed for both fresh water and saltwater aquariums, the filter media can be arranged to fit any aquarium.

Each filter comes with different return fixtures to choose from, traditional Water Director, Spray Bar and a unique hang on the back Polishing Unit. The Polishing Unit allows for the use of one Large Aqueon Filter Cartridge to filter the water on final time before entering the aquarium. The cartridge is quick and easy, taking just a moment to do. Aqueon QuietFlow Canister Filters were developed by fish enthusiasts to satisfy the needs of fellow hobbyists and their fish tank needs.

• Multi-stage filtration that includes biological, chemical and mechanical.
• Easy access for quick routine maintenance with included hang on the back polishing unit.
• Multiple water return options for optimal versatility to best suite a variety of aquarium habitats; spray bar, water director and water polishing unit.
• Water Polishing Unit uses Large Aqueon Replacement Filter Cartridges; replace monthly.
• Internal media replacement; carbon change every 30 days, foam pad rinse or replace as needed, white polishing pad change as needed.
• Includes quick disconnect valves, pump locking heads, water intake/output connections, hoses, water polishing unit with cartridge and media: activated carbon, coarse foam, bio-balls, bio-ceramic rings.

Model 400: For aquariums between 100 - 150 gallons.