Reply To: pressure drops 75% and pipes chatter Home › Forums › Public Forums › General Plumbing › pressure drops 75% and pipes chatter › Reply To: pressure drops 75% and pipes chatter 30 Aug 2003 at 5:12 am #295045 nicktheplumberParticipant Hopefully it’s a loose washer, but it could also be a bit of crud in the valve seat. In either case, take the valve appart and repair/replace its innards and clear out any crud you will probably find there. NtP
