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Variable refrigerant flow (VRF) system installations are increasing as the heating and cooling source in hotels, schools, and multifamily residential buildings. The VRF industry is expected to grow by 10.8 percent from 2016 to 2021. 1 What is VRF and why is its popularity increasing? Introduction to Variable Refrigerant Flow Unlike traditional central air conditioners, […]
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Our daily lives are becoming increasingly digitized including HVAC systems. Yet, smart HVAC technology can pose security risks. A few years ago, Target’s HVAC system allowed hackers to breach into the company’s network and steal the data of 40 million credit and debit cards. 1 Recently, small businesses have targeted by hackers hunting for valuable […]
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As with any field, HVAC/R industry has its own terminology. Here are some terms you will become more familiar with. HVAC/R Terminology “HVAC/R” is an abbreviation for heating, ventilation, air conditioning, and refrigeration. Here is the breakdown of specific terminology that falls in each category of HVAC/R. Heating Heating: The addition of energy to cause […]
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In today’s tech-based world, even a brief breakdown in data center operations can spell disaster for businesses of all sizes. The data is where important data is stored and managed. 1 As the demand for data centers continues to rise, so too will the need for innovation and professional services in the tech-related commercial cooling […]
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In the United States the high school curriculum is geared toward college-bound students. 1 However, this model does not work for all students. Some students might be more inclined to go into the trades and taking classes with the goal of going to a vocational school after graduation, would go a long way to develop […]
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California has been in the news lately for its diminishing water resources, increasing energy issues and investments in solar energy. As a matter of fact, all these issues are intertwined. Bloomberg reports that California will become the world’s seventh-largest economy in the next few years, making energy and water concerns even more pressing. As a result, California […]
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Refrigerants are liquids that change properties as a cooling agent for refrigerators and air conditioning units. The most common ones are chlorofluorocarbons (CFCs), hydrochlorofluorocarbons (HCFCs), and hydrofluorocarbons (HFCs) have been the dominant refrigerants for decades. Since they deplete the ozone layer or contribute to global warming, have been or being phased out. At some point, […]
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