Marina Extendable Air Stone for Aquariums

The Marina Extendable Airstone is a durable air stone that diffuses water in every direction, creating a dazzling underwater scene. Increases surface agitation, accelerates oxygen replenishment and helps release carbon dioxide build-up.Extendable air stone for aquarium use.Aerates, circulates and decorates.Add more than one in line for spectacular results.Attach more than one together for stunning bubble walls. Fits standard airline tubing.Note: Formerly sold as Elite Aqua Fizz Extendable Air Stone.