So you guys are trying to tell me that if you add 1000x more water in a pipe that extra water weight won't add to the back pressure on the pump?
I understand your point stephane. I do think that at some point it would add more weight to the situation.
Maybe I'm a loonie

__________________
No matter what the morrow brings, inventors keep inventing things.
-----------------------------------
Jonathan
-----------------------------------
www.cakerybakery.ca