Black Diamond Aquarium Carbon is rated 5.0 out of 5 by 2.
Rated 5 out of 5 by
Alex1 from
Great product! My water just wasn't clear, I added the Marineland carbon and right away the water started clearing, this does a great job! Date published: 2017-10-17
Rated 5 out of 5 by
Guppy49 from
Great product This is the only carbon I buy, it works, period!!! Date published: 2016-11-22