Compact UV clarifiers help clarify green water - a simple solutionMaintain clear, clean water for lasting enjoyment of your water gardenHigh-efficiency bulbs last a full year and UV units are easy to installThese powerful, yet safe, units work by using ultraviolet light waves to kill floating algae cells as they pass through the UV clarifier. They clear heavy algae blooms quickly and help keep your pond algae free all season long The TetraPond GreenFree UV Clarifiers are compact, durable, energy-efficient, weatherproof, and extremely easy to install (not submersible). Their high-efficiency Phillips PLS bulbs deliver full power and effectively control free-floating algae for one full year. (Bulbs must be changed annually for maximum efficiency.)ModelWattsMax gphGallons (up to)DimensionsFittingsMini53306607-1/2" x 3"D3/4", 1", 1-1/4"UV199001,80010-1/4" x 3"D3/4", 1", 1-1/4"UV21822004,40013" x 3"D1", 1-1/4", 1-1/2"UV33644008,80019" x 3"D 1", 1-1/4", 1-1/2"Please click on "More Information" for maintenance and care information.

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