[kingkong]

Quote: Originally Posted by JasPR Well first off, that's not filtration, that's an open system. And second of all, degassing of a closed system is actually different than degassing say ground water from a clean source. But that aside, I've also been to Angel hatchery many years ago now- Are you saying they are pumping thru 17,300 gallons an hour? 24 X7, 365 days a year? JR

At least. A 7.5 hp pump will do 300 gpm or 18000 gph. His pump I think is bigger than that and yes 24 x 7. But, this water is distributed to many tanks and a pond or two. By the way it is Angels with an s.