Penn-Plax Bubble Wall Air Diffuser 10″

• Creates a dramatic mist of healthful bubbles in your aquarium
• Size – 10 in.
• Evenly distributes fine bubbles through a super-porous, non-clogging wand
• The tough polycyl material stands up to continual use
• The Air diffuser can be cut to shorten, or joined together to give a unique custom design.