Thanks for the videos and information on Glenn's pumps.
It sounds as if there is a smallish water pump in the tank with the air pump attached well above the water level. I haven't had the time to review the payout yet, but it sounds as if I just may be able to make this thing work.
Thanks for joining the Aquaponic Gardening community! I hope you find it a fun place to explore aquaponics. There is a real blend of experienced and new aquapons in this community, so please don’t hesitate to get in there and start asking questions. Everyone is quite happy to help out new members--no question is too basic.
A great place to start is to read the “How to Use This Site” link on the upper right corner, “Start Here” section of the Home page. You might also find the “Aquaponic Gardening Rules of Thumb” guidelines helpful.
Please participate and check in with us every day! We are constantly posting news about aquaponics and the good food movement.
Thanks again for joining us, and I look forward to getting to know you.