PETCO Power Filters wil exceed your expectations and keep your tank cleaner than ever. They feature 4 stage filtration with Bio-Falls technology which boosts biological colonization, enhances oxygen exchange, and never needs to be replaced. Each filter offers adjustable flow control, an extendable lift tube for maximum flexibility, and an efficient and quiet motor. The filters use replaceable mechanical/chemical filter cartridges, utilize a permanent Bio-Sponge cartridge, and feature the exclusive Bio-Falls wet/dry booster. The PETCO Power Filter 20 is suitable for 5-20 gallon tanks, the Power Filter 30 is suitable for 10-30 gallon tanks, and the Power Filter 65 is specially designed for 20-65 gallon tanks. All filters can be used with either freshwater or saltwater aquariums.Mechanical: Polyfiber floss traps floating particles and debris.Chemical: Activated carbon removes harmful chemicals, toxins, and odor while improving water clarity.Biological: Permanent internal sponge for colonization of beneficial bacteria that help remove ammonia and nitrites for a healthy aquatic environment.Wet/Dry Booster: Exclusive Bio-Falls technology boosts biological colonization while enhancing oxygen exchange and never needs replacing.
