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When we turn any of our taps on or off it creates a set pattern of three knocks behind the main bedroom wall. We have a steel framed house. How can we eliminate this sound?

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  • Do you have an expansion tank on your water line? Did this just start happening or has it always been so?
    – bib
    Commented Dec 10, 2015 at 13:28
  • How do I get to the pipes
    – Linda
    Commented Dec 11, 2015 at 20:38
  • We bought the house a year ago and it was already like that. The house is 7 years old.
    – Linda
    Commented Dec 11, 2015 at 20:40

1 Answer 1

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the pipes are loose and you are hearing water hammer securing the pipes can fix the problem. another fix is to install a absorber link to one at home depot so you can see what I was referring to.

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