Enhance aquarium aeration and water movement with an expandable wall of bubbles. Marina Extendable Air Stone provides a simple and decorative way to increase water movement and surface agitation. Promotes proper gas exchange to accelerate oxygen replenishment and reduce carbon dioxide buildup.
Connect two or more Marina Extendable Air Stones for a larger, more spectacular bubble display. Encased in plastic for longer life and easy placement in aquarium gravel. 10" length. Fits standard airline tubing.Airstones require an air pump and airline tubing for use (sold separately). Shop all Aquarium Air Pumps & Air Stones.
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