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    elcgl's Avatar
    elcgl Posts: 1, Reputation: 1
    New Member
     
    #1

    Feb 16, 2008, 12:09 PM
    Hot Water Disappears
    Why does hot water in shower disappear when toilet is flushed or cold water is used in sink?
    massplumber2008's Avatar
    massplumber2008 Posts: 12,832, Reputation: 1212
    Senior Plumbing Expert
     
    #2

    Feb 16, 2008, 12:31 PM
    Sounds like your mixing valve may be bad. What kind of faucet do you have? How old is the faucet? And do you have tools to try to replace the part?

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