TetraPond® GreenFree® UV Clarifiers

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TetraPond® GreenFree® UV Clarifiers use ultraviolet light to destroy suspended algae, causing dead algae clump together in particles large enough to be removed by filtration, leavi ng the pond clearer. Works against green water, string algae and other kinds of pond algae. Removes heavy algae blooms within five days and keeps pond algae-free Easy to conceal, durable, and install in minutes 15' power cord 3 year warranty UL Listed SKU UPC Model UVSize MaximumPond Size OptimalFlow Tubing Adapters 19523 046798195238 UVC-5 5W 660 Gallons 330gph 3/4", 1", 1-1/4" 19520 046798195207 UVC-9 9W 1800 Gallons 900gph 19521 046798195214 UVC-18 18W 4400 Gallons 2200gph 19522 046798195221 UVC-36 36W 8800 Gallons 4400gph Manual Show more