Zoo Med Turtle Clean 30 External Canister Filter for Aquatic TurtlesZoo Med Turtle Clean 30 External Canister Filter (Formerly the Turtle Clean 511 Canister Filter) is an external filter for turtle tanks, vivariums, Box Turtle pools or Turtletubs up to 60 gallons (filled with a maximum of 30 gallons of water). External canister filter for turtle tanks, vivariums, Box turtle pools or Turtletubs For up to 60 gallon tanks, filled with up to 30 gallons of water Includes filter media Comes complete with spray bar system,