Not only can the Aquarium Air Pipe unit be used as a replacement pipe for the aquarium bottom filter, but it can also be connected to the aquarium by extending the spout nozzle to the surface of the water and creating a more natural flow in the aquarium. It can create a better water flow if you need to adjust the water flow such as the medaka breeding.
Slide Total Length (Eight bottom to spout outlet): Eight Core S+ Air Pipe Mini, No Slide, 7.5 inches (190 mm) / Slide 8.1 - 10.6 inches (205 - 270 mm), Eight Core M+ Air Pipe Mini, No Slide: 8.9 - 12.0 inches (240 - 305 mm)
[When using as an extension pipe for the Eight Series of the Water Sake Eight Series] Insert the joint into the nozzle part of the watercraft eight and securely insert the air pipe set. [When using as a replacement pipe for bottom filter] Instead of the old pipe unit. Please use the standard spout on the bottom filter as is or replace it with a new part sold separately. Pipe Length Adjustment: The height can be adjusted by combining two pipes. Turn the pipe left and right to adjust to any height in the looser area. Rotate left and right again to secure in tight areas