Hydor Koralia @ Drs. Foster & Smith
Model.......Flow Rate......Watts....Dimensions...........Price
Koralia 1...400 gph........3.5.........2-1/4" x 5"...........$27.99
Koralia 2...600 gph........4.5.........2-7/8" x 5-7/8"....$34.99
Koralia 3...850 gph........6.5.........2-7/8" x 5-7/8"....$39.99
Koralia 4...1,200 gph......8.5.........3-1/4" x 6-1/4"....$49.99