Beckett Submersible Pond Filter Keep your fountain clean and the water crystal clear by installing the Beckett Submersible Pond Filter. The three step filtration process employed by this fountain filter cleans the water of contamination and other pollutants. Control valve of this water filter allows you to regulate as well as divert the water flow. Boosting the growth of beneficial bacteria, this submersible filter creates a healthy environment for your aquatic pets. Product Features: Comes with a control valve. Includes 2 extension tubes. Features three step filtration. Improves beneficial bacteria. Item Specifications: Dimensions: 18 L x 5 W 700 Gallon BECBF700A20 G15071 52309704035