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. Accelerates oxygen replenishment and helps release carbon dioxide build-up.
Increases surface agitation
Fits standard airline tubing
Airstones are 1.5" (2.84 cm)
Creates a dazzling underwater scene for any aquarium
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