This is a fully submersible unit that controls water-born algae and prevents the spread of disease. Danner 40 WATT SUBMERSIBLE ULTRAVIOLET CLARIFIER ITEM# 02940 | UPC: 025033029408 Suitable for large Ponds up to 6000 Gallons Using Pumps up to 3000 GPH • (3) Glowing Monitor Halo RingsTM Indicate Unit is Working • Complete with 9000 Hour 40 Watt Lamp in Watertight Quartz Sleeve • Fully Submersible with 18′ Grounded Power Cord • Includes one pair of 3/4″, 1″,1 1/2″ Stepped Barb Fittings • 1 1/2″ Male NPT Inlet/Outlet • 1 Year Limited Warranty This 40 watt unit is for large ponds up to 6000 gallons using pumps up to 3000gph. It will clear green water in 6000 gallon ponds with a pump range of 1800gph to 2400gph. It will kill many bacteria in 2000 gallon ponds with a pump range of 900gph to 1200gph. Read More
