It is estimated that HVAC systems account for approximately 40 percent of the energy used in commercial buildings, which is why many building owners and managers are looking for ways to cut these costs. One way to do that may be to utilize evaporative cooling systems, which can be relatively inexpensive to purchase and often require much less energy than other forms of cooling.
Information contained in these graphs are courtesy of the Air-Conditioning, Heating, and Refrigeration Institute (AHRI). Industry figures are estimates that are derived from the best available figures supplied by a sample of AHRI member companies.
New legislation is leading to the adoption of natural refrigerants in commercial and light commercial equipment. Read on to learn more about hydrocarbons and the benefits this natural refrigerant provides.
Teaching the next generation of HVAC technicians is an ever-evolving task. New products with advanced features are constantly released, classroom instruction methods are developed, student behavior changes, and no two students learn at the same pace. However difficult the task may seem, HVAC Excellence is poised to lead the charge via its 2017 National HVAC Educators and Trainers Conference.
The 2017 IE3 Show, held March 20-22 in Nashville, Tennessee, welcomed a record-breaking number of attendees this year, drawing in people from all throughout the country. Featuring 26 workshop sessions that included both roundtable discussions with industry veterans and ask the expert sessions where contractors could ask professionals questions on varying issues, the show was quite an informative success.
As consumers become better educated about IAQ, the need for humidification and dehumidification — and the comfort solutions they provide — has increased. According to RnR Market Research, the global market for humidifiers is expected to surpass $1 billion by 2019. Another study, conducted by Grand View Research Inc., states the global dehumidifier market is expected to reach $3.54 billion by 2022.
A few months ago, I wrote a Duct Dynasty article on the ideal duct system. The most frequent comments and questions I received about this article were regarding branch takeoffs. So, I thought it would be fun to take a deeper look at branch duct takeoffs and how to overcome some of the most common problems associated with them.
In mid-November, President-Elect Donald Trump announced a $1 trillion investment in infrastructure over the next 10 years — more than twice the proposed plan of President Barack Obama and more than three times the last congressionally approved infrastructure plan. With unprecedented spending in repairing and expanding the nation’s airports, highways, bridges, and pipelines, building product manufacturers and installers must be ready to effectively place their products and services in the hands and minds of decision makers to ensure inclusion in new projects. Preparation for the next 10 years of projects must begin now, and few manufacturers and contractors have cohesive plans to become specified in the long term.