Banging pipes Home › Forums › Public Forums › General Plumbing › Banging pipes This topic has 2 replies, 3 voices, and was last updated 19 years, 11 months ago by DUNBAR. Viewing 2 reply threads Author Posts 21 Oct 2003 at 7:51 pm #277050 MasterPlumbersKeymaster I had some copper pipes replaced and now when the heat starts comeing up I hear a loud banging noise. What could be the problem 21 Oct 2003 at 10:41 pm #295309 Retired plbg1Participant Thats your pipes exspanding when they get hot, did they secure the pipes good if not call the Plumber back and tell them too. 22 Oct 2003 at 5:43 am #295310 DUNBARParticipant Check to see if high pressure or a loose washer in a valve could be the culprit. Author Posts Viewing 2 reply threads You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In