if you are connecting to the sink u bend, the drain pipe MUST be HIGHER than the u bend, this is to PREVENT BACK SIPHONING DIRTY WATER FROM THE SINK BACK INTO THE WASHER. Best way is a SEPARATE stand pipe due to the BIGGER BORE size being used .
wirecutterman
August 2009
Automatic Answer
We may have found other answers which could help you.
howtomendit.com for free repair help, information and advice.
