banging pipes Home › Forums › Public Forums › Drainage & Sewerage › banging pipes This topic has 1 reply, 2 voices, and was last updated 23 years, 11 months ago by fourth year. Viewing 1 reply thread Author Posts 11 Jan 2001 at 1:44 am #278852 MasterPlumbersKeymaster I have 3 toilets with flushometers in a ladies room,when you flush the one on the left[only happens to this one] about 10 seconds later the pipes bang awful 11 Jan 2001 at 3:13 pm #299432 fourth yearParticipant The valve is closing too fast and is creating a water hammer. Changing the internal parts usually cures it. Author Posts Viewing 1 reply thread You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In