【Powerful Functions】This bubble tube is made of high-quality material, non-toxic, safe, durable and also environmental friendly. Its air bubbles is uniform and the dissolved oxygen in water is increased, and it is suitable for using in both fresh water and seawater.
【Considerate Design】The bubble tubes could be extended, double tubes could be easily connected by the plastic connector, so you could connect them into a suitable length to meet the length of your fish tank.
【Wall Air Stone Tube】With strong suction cup, it could firmly fix the bubble tube on the wall of fish tank, the bubble tube won't float on the water, practical and durable.
【Easy Installation】Easy to install and the air inlet head could be disassembled for easily cleaning, keeping air intake freely.
【Great Accessory】Can help to extend the life of air pump motor, energy saving and reduce noise. Need to use a pin or needle to puncture for as many small holes as needed before using.
