electric heater noise Home › Forums › Public Forums › General Plumbing › electric heater noise This topic has 1 reply, 2 voices, and was last updated 24 years, 8 months ago by hj. Viewing 1 reply thread Author Posts 25 Mar 2000 at 6:24 pm #272723 MasterPlumbersKeymaster the unit “rumbles” when heating up. so loud it can be heard in the nes room! 26 Mar 2000 at 2:04 am #286192 hjParticipant I assume it is a gas water heater and if so, the noises are signs that the heater has gotten too old and will start leaking in the not too distant future. The noises can only be eliminated by installing a new water heater. 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