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    Spider38's Avatar
    Spider38 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Feb 2, 2009, 02:14 PM
    What is the purpose of a duct leading from the outside into the basement?
    In the basement of a condominium, there is a duct that leads from the outside into the basement. Looking from the basement, this duct is connected to nothing. What is the purpose of this duct?
    hvac1000's Avatar
    hvac1000 Posts: 14,540, Reputation: 435
    Heating & Air Conditioning Expert
    		  
    #2

    Feb 2, 2009, 06:11 PM
    Could be a fresh air make up or could be for combustion air. It is there for a reason so do not mess with it.
    dac122's Avatar
    dac122 Posts: 463, Reputation: 17
    Full Member
    		  
    #3

    Feb 3, 2009, 06:12 AM

    If you are concerned then bring in a pro who can go through all the possibilities such as hvac1000 mentioned. Make sure you cover all bases as this could even be some kind of Radon abatement solution.
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