About This

• Includes undergravel filter with 4 filter plates, 4 adjustable lift tubes, airline tubing and other accessories to provide biological, chemical and physical filtration for 40-55 gallon aquariums.
• Utilizes air pump (not included) to cycle water through gravel and filter media, also aerating the tank.
• Contains 25 ft of durable, kink resistant airline tubing to connect accessories like air pumps, air stones and undergravel filters.
• Undergravel filter plates measure 11.25 in. x 11.25 in. each, with lift tubes adjustable from 13.25-16.5 in.
• Airline tubing has 4 mm inner diameter and 6 mm outer diameter, safe for freshwater and saltwater aquariums.