Excellent product... I bought after being recommended and it definitely does the trick! Lovely clear water in my tank, fish are happy and healthy. The bonus is this can be re-charged to you don't have to keep rebuying it.
Verified purchase: Yes | Condition: New
Very good product to use in all filters not just after water changes to get a good start up going again.
Verified purchase: Yes | Condition: New
very good product
Verified purchase: Yes | Condition: New
A truly amazing product that works what it says it does it does.
Verified purchase: Yes | Condition: New
Verified purchase: Yes | Condition: New
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