Understanding the relationship between dry bulb temperature, wet bulb temperature, rh, and dew point temperature is essential in all facets of air conditioning. These psychrometric processes play an especially important role in building and materials integrity, occupant health and comfort, and overall IAQ.
For mechanical contractors and other facility management professionals, issues such as emergency and disaster preparedness and sustainability must be recognized and prepared for.
This article was motivated by a technical document read by an HVACR apprenticeship student, Sylvester Lipscombe, at the Federal Correctional Center in Petersburg, Va. With the assistance of his HVACR supervisor, Lowell Brooks, Lipscombe developed the article that expands upon the material in the original document.
The NEWS has been following the educational path of 24-year-old HVACR student Brad Bartz since he stepped into Ranken Technical College in St. Louis last fall. This is another in a series of reports on Bartz’s career path progress.
The HVAC industry is not immune to changing forces, especially in the distribution link of the supply chain. With this in mind, the Heating, Airconditioning & Refrigeration Distributors International (HARDI) devised its 2007 annual fall conference, “Facing the Forces of Change® in HVACR Distribution.”
No matter how much your company invests in training each year, you want to make sure to get your money’s worth. How can you make sure you get more bang for your training buck?
Consumer comfort with high-tech toys, combined with rising energy prices, have created a good market for manufacturers of thermostats and controls. It’s a far cry from a few years ago, when too many homeowners were too willing to override the energy-saving settings on their programmable t-stats.
Friedrich Air Conditioning Co., the San Antonio-based air conditioning manufacturer, has announced that it plans to move production of room air conditioners from its San Antonio plant to the company’s facility in Monterrey, Mexico. According to Friedrich President and CEO Charles M. Marino, production at the San Antonio plant will end in November.
The NEWS’ annual Residential Products Heating Showcase introduces the latest heating units available for the upcoming season. Information included in this showcase is based on what contractors have told us they’d like to see. It includes a product grid together with this photo feature.
The ozone layer is healing itself thanks in part to what the HVACR industry has done in moving away from CFCs and HCFCs, a high-ranking United Nations official told an international gathering of refrigeration specialists at the once-every-four-year International Congress of Refrigeration that took place this summer in Beijing.
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