noisy pipes when no-one is using the taps Home › Forums › Public Forums › General Plumbing › noisy pipes when no-one is using the taps This topic has 1 reply, 2 voices, and was last updated 17 years, 12 months ago by Retired plbg1. Viewing 1 reply thread Author Posts 25 Apr 2006 at 10:27 pm #277832 MasterPlumbersKeymaster Every 5 minutes I get a “bang bang bang bang ..” in the water pipes even though no one is using the taps. 26 Apr 2006 at 10:22 am #297219 Retired plbg1Participant Sounds like you have a toilet flapper leaking and when water gets down the tank fills and the ballcock chetters. Take some egg dye and dump in tank and see if flapper is leaking, let me know. Art retired plbg 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