Size (cu. ft.) Max Pond Size Flow Rate (gpm) Fish Load (lbs.) Dimensions
2.5 5,000 gallons (U.S.) 70 gpm 125 lbs. 21" x 32"
4.25 10,000 gallons (U.S.) 90 gpm 225 lbs. 24.75" x 34"
6.0 17,000 gallons (U.S.) 120 gpm 300 lbs. 30.5" x 36.75"
10.0 25,000 gallons (U.S.) 180 gpm 500 lbs. 36 7/8" x 42"