More in Air Conditioning

  • Oct 25, 2016
    Commentary

    Raising the Efficiency Ceiling of Rooftop Units

    For cooling requirements of up to 100-plus tons, rooftop units often represent a low-first-cost solution, based on equipment cost and relative ease of installation. Until recently, however, they have not been a particularly energy-efficient option....More
  • Sep 30, 2016
    Commentary

    Ebert’s Law and Engineering Content

    In film reviews and his Movie Answer Man column, critic Roger Ebert would remind readers of Ebert’s Law, which states: “A movie is not about what it is about. It is about how it is about it.” At HPAC Engineering, we have been thinking a lot about how our content is about what it is about, which has inspired us to experiment with content forms not typically seen in technical publishing, the latest being "Choose Your Own (HVAC) Adventure," inspired by the popular series of interactive gamebooks for younger readers....More
  • Aug 9, 2016
    Commentary

    As Roof Color, New Blue May Help Put Lid on Building Cooling Costs

    In 2009, researchers accidentally discovered a new color, a shade of blue they dubbed YInMn Blue. The new pigment absorbs UV and is resistant to high temperatures. As a roof coating, it offers the promise of a cool and attractive roof....More
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