I have recently moved into a brand new home. The hot water lines
seemed to be getting less and less pressure every time they were used.
Many of the aerators were clogged with a green color debris. We have
The contractor brought the plumbers back and they supposedly cleaned
every fixture and flushed the lines for an extended period of time.
The Shower has a Moen mixing temperature mixing valve which apparently
has filter screens before the cartridge which can not be easily
accessed (at least not by me).
Less then two weeks after flushing the system, the mixing valve is not
letting any hot water through the shower head again. We get plenty of
pressure if I set the mixing valve to cold and almost none to the hot
side. I assume this is a indication of the problems being only on the
hot water side. I also assume the cause is that the screens are
My question is, what is the best way to flush the copper piping? What
could possible be causing this much garbage in the lines? Is this
common in new construction?
Thanks for any help.