Tetra Pond GreenFree UV Clarifier, 36W, 8800 Gallons For Clean And Clear Ponds

from nealmichael

Had very green water in my small pond. Bought the Greenfree UV and a week later the water is clear.

from Mnpond

This is my first year having my own pond. And I was so sad and disappointed when the moment the water temp went up to 50degrees it went to solid green soup. All my beautiful goldfish and koi were n...

from JaySlater

This sterilizer worked fantastically right after being installed this summer. I have suffered with thick green pond water for years and after 7 days the water went crystal clear and stayed that way...

from Old guy

Works great. FYI used thread tape on threaded fittings. I say this because I see people complaining about leaks. I myself haven't had any. Algae is gone in a couple of days. Crystal clear!

from SuzeQ58

We have had our pond since 2002 and this works great except when someone left it out all winter (Bflo NY) and it cracked. So we are replacing it with another UCV 18 and our fish will enjoy another ...