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  1. gonj

    Determining surface temperature

    Dew point is 19.2C at those conditions (link below is a good calc) http://www.decatur.de/javascript/dew/about.html level one is at 25C level two is at 15C level two slab consists of carpet, 200mm concrete and air films top and bottom - U valve works out to be 1.47W/m2.C The problem im...
  2. gonj

    Determining surface temperature

    Thanks IR but that doesnt help me know if condensation will actually occur on the underside of the slab. No its not for school. Any other ideas on how to solve the problem?
  3. gonj

    Determining surface temperature

    HI All, This is the set up. The room is at about 25CDB at 70%RH. I've worked out the due point temperature at these conditions is 21C. There is an exposed concrete slab On top of this slab is a room with a temperature of 15C. The room is carpeted and I've worked the U value is approx...

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