Fish Tank Airstone 23" Suction Cup Bubble Wall Tube
Instantly creates a mist of tiny bubbles that your fish will love. Bubble wall comes complete with suckers to attach it to your aquarium and a free converter to add additional bubbles walls. Additional bubble walls can be joined with the enclosed connector, can be cut with a razor bladed to divide or shorten. You can use a pin or a needle to punture with as many small holes as needed.