Hagen Elite Aqua Fizzzz Air Stone, 4-Pack, is ideal for adding accents in any aquarium the air stone diffuses air, creating water movement. The Elite Aqua Fizzzz Air Stone also increases surface agitation, accelerates oxygen replenishment and helps release carbon dioxide build-up. Simply connect the air stone to your airline tubing and place it in desired location.

• Cylindrical
• 1.5"
• Diffuses water in every direction
• Increases surface agitation
• Accelerates oxygen replenishment
• Helps release carbon dioxide build-up
• Small size fits common box filters and undergravel riser stems
• Fits standard airline tubing