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  1. 11-11-2010, 01:52 PM #1
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    andyc425
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    grams per metre for piperun



    can anyone tell me the grams per metre of the following sizes

    1/2
    3/8
    when using 407c in vrv rsxyp8

    thanks
    Last edited by andyc425; 11-11-2010 at 02:55 PM.


  2. 11-11-2010, 05:52 PM #2
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    Re: grams per metre for piperun

    register with daikin they have all the manuals online it takes few days to get your login info http://extranet.daikin.co.uk/login.htm
    or if you need the info straight away call daikin technical on 01932879200
  3. 15-11-2010, 03:36 PM #3
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    Re: grams per metre for piperun

    thanks mate
  4. 15-11-2010, 04:32 PM #4
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    Re: grams per metre for piperun

    Calculate the internal volume per meter and then multiply by the density of the R407C at the condensing temperature design.
    To make progress is never good enough, I want to do better and better and better
  5. 15-11-2010, 10:19 PM #5
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    Re: grams per metre for piperun

    Quickest and easiest phone Daikin Tech, they will tell you and calculate it over the phone for you.
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