On Feb 15, 11:57*am, Ashton Crusher wrote:
I've noticed that setting my electric water heater on "really hot"
seems to cause a lot of crud build up. *On "normal" or a little lower
it doesn't seem to build up nearly as much crud. *This seems backwards
to me. *Hotter water should be able to hold more dissolved stuff so
why does more of the dissolved minerals seem to come out at higher
temps??

My 70 yr old HW pipes are calcified shut, cold lines are ok, I have
heard the higher the heat the faster they clog. With gas its a bigger
issue since flame is outside tank, efficiency drops alot. But electric
the element is in water, do you have a softener.