TotalPond Universal Pump Filter Box The Universal Pump Filter Box cleans water, promotes the growth of beneficial bacteria, and protects pumps from debris in small ponds up to 500 gallons. Includes 1 course black filter, 1 fine blue filter, and multiple bio-balls. This filter box works with any TotalPond fountain pump (pump not included). 16 ft. power cord Dimensions: 6.2 x 12.4 x 5.8 in.