Aqua UV 114 Watt 2 inch UV Sterilizer Fresh Water Sterilizer: 2,200-4,400 gallons; Flowrate - 3,900 gph for 30,000 &#181;w/cm2sup&gt; Fresh Water Clarifier: up to 9,500 gallons; ideal for water gardens Salt Water Sterilizer: up to 700 gallons; Flowrate - 1,300gph for 90,000 &#181;w/cm2sup&gt; Dimensions: 22.25" X 10.5" X 2.25" Inlet: 2" slip, Outlet: 2" slip