Polycyl Air Bubble Wall Cascade

Polycyl Air Bubble Wall Cascade Length ; 7'' Inch. Qty; 2 Pack. 7'' inch each pack. Air Diffuser with Air Pipe adjust ring & 2 pc glass holding clamp. Imported & High Quality patented Polycyl material No clogging, fine bubbles as per your requirement(DIY) Simply use a pin or needle to puncture with as many small holes as needed. Super porous,Flexible,Improves water circulation. Aquarium Bubble Cascade Air Diffuser helps create a wall of dancing bubbles in your aquarium. This device adds dimension and beauty to aquarium displays.