New Filter technology that will change everything!!!!!

[sphelps]

Originally Posted by littlesilvermax

Why. I don't get what the difference would be from a hot to a cold line.

The RO filter uses water from the cold water line, so if you discharge waste back into the cold line the filter may be forced to reuse some of that discharge making your filter less efficient. The solution is to discharge into the hot water line so the filter can't reuse the discharged water.