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Code expires Wednesday, April 30th 2014
The Penn-Plax Aqua-Mist Round Air Stones create a dazzling underwater scene. Increases surface agitation, accelerates oxygen replenishment and helps release carbon dioxide build-up. The Penn-Plax Aqua-Mist Round Air Stones come in a bulk pack of 80 air stones and are cylindrical.
Measurements: 7/16" airstones