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Thread: Manual J software

  1. #1
    Join Date
    Aug 2005
    Posts
    6
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    Manual J software

    Is anyone here using the HVAC-Calc software for Manual J calculations and or duct sizing? Thanks.

  2. #2
    Join Date
    May 2014
    Location
    Bay Area California
    Posts
    27,489
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    Yes.
    I do a triple evac with nitro to remove non condensables.

  3. Likes dieseldude liked this post.

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