Redneck020,
Looks like this thread was chopped when they upgraded the board. Someone by the name of farredeyed has responded to my original question. Here is his/her reply:

Thanks farredeyed!
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here's a pdf that has some really diagrams of air lift pump concepts, hope it helps you

http://www.sanitaire.com/pdf/Drawing...iftPumpDwg.pdf
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I believe he/she also said to search YouTube for "Air Lift Pumps". Very cool stuff.

Enjoy! :smokin: