I have made the bubbler; it is about 7 1/2 inch long; with 2” PVC pipe; please check out pics and comment if I am missing anything….Do I need to have a water level indicator? Will bubbler water level stay the same after few days?
Also please check this thread to comment on injection points.
http://www.hhoforums.com/showthread.php?t=286
Appreciate you help!