Marina Zeo-Carb is a high quality blend of Marina Carbon and Marina Ammonia Remover that effectively improves aquarium water clarity and color by eliminating odors removing liquefied impurities and ammonia. This two-in-one filter pad occupies less... more
[Multipack Offering - PACK OF 2] The Marina Cylindrical Airstone (formerly Hagen Elite Aqua Fizzz) is a durable air stone that diffuses water in every direction. Airstones are small enough to fit common box filters and undergravel riser stems.... more
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