Editor's Note

HVAC Designated Among ‘Essential’ Workers During COVID-19 Response

HVAC industry employees are included among “Essential Critical Infrastructure Workers During the COVID-19 Response” as designated by the U.S. Department of Homeland Security (DHS). The guidance memorandum states: “If you work in a critical infrastructure industry, as defined by the Department of Homeland Security … you have a special responsibility to maintain your normal work schedule.” The edict comes from the DHS Cybersecurity & Infrastructure Security Agen...

HVAC Businesses Struggling from Jolt of COVID-19 Pandemic

COVID-19 is a human tragedy for thousands and is having a profound impact on the world economy, including the HVAC market. Many businesses are scrambling to survive even as they address the intense human element of the crisis. A survey by the Air Conditioning Contractors of America (ACCA) gathered insights on the effect the coronavirus pandemic is having on the HVAC industry. More than 70% of survey respondents expect the medical implications of the pandemic to last up to three months. (The sur...

Addressing The Flammability Risks Of New Refrigerants

Refrigerants used in cooling systems for homes and businesses are being replaced with alternatives that have less potential for global warming. But the transition comes at a risk: Some of the new refrigerants are flammable.  Although less flammable than gases such as propane, for example, new refrigerants can still ignite and burn with a high intensity under ideal circumstances. The new materials have low-flame velocity and are less easily ignited; however, one byproduct of combustion is t...

How Data Drives New Smart Building Capabilities, Including HVAC

Data is playing an increasingly important role in smart buildings. Analysis of building system data is guiding an expansion of capabilities in the smart building environment, making building systems – including HVAC – more efficient and effective. The convergence of multiple building management systems is inevitable -- it's just a matter of time and it’s already happening. The data collected from the various systems make up a data profile that can be put to work to create new o...

ASHRAE Highlights Possible Impact of HVAC on Spread of COVID-19

Small airborne particles contribute to the spread of infectious diseases of all sorts, and current concerns about the novel coronavirus COVID-19 are highlighting the role of HVAC systems to minimize airborne disease transmission and to ensure better indoor air quality in general. Because small particles can remain airborne for some period of time, HVAC systems can play a positive role in minimizing disease transmission, specifically by: Supplying clean air to susceptible occupants. Containi...

Infinitum Reinvents Motors for Ventilation Applications

HVACR is a mature industry, to be sure, but one that continues to innovate. I found an example of industry innovation at the Infinitum Electric booth at AHR Expo in Orlando. The five-year-old company offers a 15-hp motor for ventilation applications that weighs only 96 pounds and is 96% efficient. The motor is based on technology that pulls the iron and copper out of the stator and etches copper coils into a circuit board. Infinitum has filed 21 patents over the last three years to cover the tec...

HARDI Hub Platform Provides Videos for HVACR Market

HARDI, an organization of wholesale distributors in the HVACR market, is curating and publishing videos on various aspects of the industry. Heating, Air-Conditioning, and Refrigeration Distributors International (HARDI) has launched HARDI Hub, a platform with educational and informative videos that allow viewers to learn something new. As the Hub evolves, the hope is to see an increased contribution of content from members, allowing them to be able to teach their peers information they are the e...

Annexair Shows New Eco-Friendly HVAC Line During AHR Expo

Annexair unveiled a new line of more sustainable and eco-friendly HVAC systems during AHR Expo in Orlando. The company displayed the new units, made from biosourced engineered composite panels, in a parking lot that was a short drive from the Orange County Convention Center. Composites are 50 to 60% lighter and five times stronger than metal. The engineered composite panels have reinforced glass fiber. Annexair combines the composite panels with green foam insulation made from recycled water bo...

AHR Expo 2020 Review: Ingenuity and Enthusiasm Drive Successful Show in Orlando

There was plenty to see and appreciate at AHR Expo in Orlando. And there is good news to report: Innovation is alive and well in the HVAC market. Some new products on display demonstrated genuine ingenuity. Exhibitors had enthusiasm to spare as they shared what’s new in the market with this first-time visitor to the show. HVAC is not a new market, but it is changing and, in some regards, re-inventing itself. The vibrancy, variety and sheer size of AHR Expo showed off the newest and best th...

AHR Expo 2020 Day Two Review: Exhibitors Focus on Minimizing Costs for HVAC Companies

What is the cost of “rolling a truck” to service an HVAC system, and how can you maximize the efficiency of such a call while minimizing the cost? On the second day of AHR Expo in Orlando, several companies mentioned the benefits of various diagnostic and analytics systems that can be accessed remotely and that provide information for a technician about the nature of a problem, and what parts are needed, before he or she leaves for the call. It’s an example of how technology ca...

AHR Expo 2020 Day One Review: Smart Technologies Are Pushing HVAC To New Levels

Technologies such as machine learning and the internet of things (IoT) are taking their place alongside more traditional products at AHR Expo in Orlando this week. Performance of the industry’s historic product mix continues to improve from the standpoint of efficiency and sustainability, and elements of the industry’s “digitization” are making it even better. The “smart building” has finally arrived in earnest. “Our world is changing,” said Jenny...

AHR Expo Welcomes HVACR Marketplace to Orlando Feb 3-5

Around 1,900 exhibitors display the latest HVACR products and services at the AHR Expo 2020, Feb. 3-5, in Orlando. Show organizers are expecting a great turnout, judging by pre-registration activities. The 500,000-square-foot exhibition, billed as “The World’s Largest HVACR Marketplace,” includes well-known HVACR brands such as Emerson, Samsung, Johnson Controls, Daikin and Mitsubishi Electric. “The show is unique in that it is the gathering place for professionals from...

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