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combustion

  1. L

    COMBUSTION AIR CALCULATIONS FOR A WATER HEATER CLOSET

    Hello everybody, I would like to know how to do the calculations for a water heater closet that is located on a interior space. I have a proposed 2' 10'' x 2' 8'' water heater closet and the water heater is a 38,000 btuh and the type is natural gas. I would leave a picture with more details...
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