• For ponds up to 1,500 gallons as a clarifier (algae) and for ponds up to 500 gallons as a sterilizer (bacteria)
• Glowing monitor halo ring, visible from any angle, immediately shows it's working (notice the green ring around the units in the picture)
• 10 watt UV lamp
• Submersible or in line
• Connections: 3/4" barb inlet/outlet
• A pump is a required. The required flow rates:

• Dimensions: 12" X 4"
• Ballast separate from unit
• Includes transformer and 18' grounded power cord
• Black color is unobtrusive whether used in or out of the water