EasyPro UV Clarifier, 18watt

These high quality UV Clarifiers have impact resistant housing, weatherproof ballasts, long lasting bulbs, 15 foot power cord, multi-step connectors for 3/4", 1" and 1-1/4" tubing. Max flow rate is 35 gallons per minute (2100 gph) and it is effective at clearing green water in ponds up to 4,000 gallons. Replacement bulbs and quartz sleeves are available.