This, like all Tetra products, is a well known. long standing tropical fish keeping aid, and really doesn't need my support
Verified purchase: Yes | Condition: New
Had it runing for a month protain skimmer aswel phosphates still the same wil not buy that again
Verified purchase: Yes | Condition: New
Very good product,great value
Verified purchase: Yes | Condition: New
Added this to my aquarium to help keep green algae controlled
Verified purchase: Yes | Condition: New
It works well for the aquarium
Verified purchase: Yes | Condition: New
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