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  1. #1
    Join Date
    Oct 2010
    Location
    oregon
    Posts
    46

    Need help with normal insulation r values for heat load calc

    Hi everyone

    Im doing heat load calculations and just learning about them, is there a site for 101 or if anyone can help me learn about insulation r values for ceiling, floor and wallas etc etc. I dont know anything about insulation r values obviously. some help in standards for certain year periods would be great, 70's, 80's and so on? I live in the northwest Appreciate any help you can give

    Rob

    Arctic Air

  2. #2
    Join Date
    Jul 2002
    Location
    Yuma, AZ
    Posts
    2,361
    ACCA Manual J. version 7, if you can find it, is simpler to learn from.
    "I have never let my schooling interfere with my education."
    Mark Twain
    More at: http://www.quotationspage.com/subjects/education/

  3. #3
    Join Date
    Nov 2004
    Location
    SW FL
    Posts
    6,234

    Confused

    Quote Originally Posted by Rmarshall View Post
    Hi everyone

    Im doing heat load calculations
    and just learning about them, is there a site for 101 or
    if anyone can help me learn about insulation r values for ceiling, floor and walls

    I dont know anything about insulation r values obviously. some help in standards for certain year periods would be great, 70's, 80's and so on? I live in the northwest
    Rob

    Arctic Air
    http://rvalue.net/index.html

    Insulation 40 years ago might have been 1/2 to 3/4 of what it is today.

    x

    http://www.aps.com/_files/services/R...insulation.pdf
    Designer Dan
    It's Not Rocket Science, But It is SCIENCE with "Some Art". ___ ___ K EEP I T S IMPLE & S INCERE

    Define the Building Envelope and Perform a Detailed Load Calc: It's ALL About Windows and Make-up Air Requirements. Know Your Equipment Capabilities

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