On Aug 13, 8:50 pm, Ignoramus5826
wrote:
From a pool supply business. No idea what it does. Powered by a 1/4
HP motor.

http://www.youtube.com/watch?v=DdTMr4zINa0

i

Definitely an injector pump. The ones we have for the high school
pool make an awful clanging sound that makes me think there's a
blacksmith in the boiler room every time I walk by. For comparison, I
believe the main circulation pump is 20+ HP and the main suction and
discharge lines are 8-12"