This is a parametric version of an airlift valve for hydroponic and aquaponic systems like Window Farms[tm].
This model can be used as a parametric replacement to the airlift valve mentioned in the ancestry. Tube size and connection point can be configured. License is restricted to the terms of the CC-BY-SA as per the original work.
You may also consider to use T-valves as in the following example instead: http://our.windowfarms.org/2011/11/16/t-valve-airlift/
airlift.hs | 910.0B | |
airlift.scad | 636.0B | |
airlift_p.stl | 71.3KB |