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    newman12's Avatar
    newman12 Posts: 1, Reputation: 1
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    #1

    Jan 16, 2007, 01:09 PM
    Popping heating ducts
    I hear popping and creaking in my heating ducts,what are some remidies to fix this?thanks:)
    NorthernHeat's Avatar
    NorthernHeat Posts: 1,455, Reputation: 132
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    #2

    Jan 16, 2007, 04:07 PM
    Are you sure this is the ducts and not the heat exchanger. It is difficult to describe how to fix. There is a methode called cross-breaking that should have been done when ducts where installed. I sometimes have used a piece of metal used in HVAC work called s-lock to reinforce the portions of duct that pop. Poor filters can cause problems too.
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