As refrigerant regulations grow more stringent, manufacturers are beginning to offer new refrigeration architectures that utilize low-GWP refrigerants.

The NEWS introduces the latest cooling equipment available for summer 2022.

The Raphael Rooms in the Vatican are universally known as one of the greatest works of art ever created. During a typical summer, temperatures in Rome can soar as high as 104°F. So the decision to install air conditioning in the Raphael Rooms for the first time ever was an easy one.

Portable cooling products used to be considered “temporary” solutions, but consumers are now looking to portables to solve more of their residential and commercial needs.

Companies that deal in surplus HVAC equipment are seeing business opportunities in the new U.S. DOE energy efficiency minimums for single-phase residential air-conditioners.

In the realm of residential cooling, two trends popped out at the 2023 AHR Expo: the new federal tax credits and heat pumps.

In this showcase, The ACHR NEWS will introduce the newest cooling products that will help meet customer needs.

Renters who can’t turn on the a/c want to change mandates that don’t require cooling until May 15.

Andy Kelso was named COO; Shane Lawrence, CFO; Brinnon Williams, vice president of residential business; and David Archer, vice president of commercial business.

The Endeavor Line provides tech-savvy and environmentally mindful consumers like the Horwitzes with smart home compatibility and sustainable features.

Increased cooling capacities, remote monitoring technology, and the need for backup units are all part of the mix in the portable a/c market, experts say.

RDSs are generally required in A2L systems that contain more than 4 pounds of refrigerant and can either be field or factory-installed, depending on the manufacturer.

Heat pumps are seen as a main weapon in the battle to stem climate change. LG Electronics specializes in heat pumps, so this was a good opportunity for the company to promote its wares.

Healthy buildings build confidence. That’s the message Carrier Corp. representatives delivered at this year’s AHR Expo.

Across the country, state and local governments are mandating lower building emissions, pushing building owners to full electrification. Building codes and natural gas bans, however, only target new construction.

Evaporative cooling is growing in demand as cooling needs are expanding.

The cooling towers located on the roof of Granite Tower in Denver were meant to last 20 years. But at nearly 40 years, the cooling towers and fluid coolers were well past their life expectancy.

Johnson Controls has been recognized by independent analyst firm Frost & Sullivan with its Best Practices Customer Value Leadership Award for 2022.

Although evaporative cooling is great at saving energy, it does consume some water, but the benefits on energy savings outweigh the water usage, which in some places is a scarce resource.

Polymer elements in cooling towers — or entire towers made of composite materials, like Fiber Reinforced Polymer (FRP) — can reduce the weight by up to 50%.

The city of Phoenix sought an energy-efficient HVAC solution that would restore Phoenix Art Museum’s lost efficiency and improve the indoor climate for the museum’s specialized environment while also contributing to the city’s energy conservation goals.

Like many universities across America, the University of Cincinnati faced a major infrastructure challenge: having to operate aging central utility plants with older technology.

A North Carolina-based community college replaces an aging metal-clad cooling tower with a modern HDPE unit, reducing maintenance spending while increasing efficiency.

Smart tools continue to grow in the HVACR industry, spurring manufacturers to create connected, digital devices that will make work in the field less manual and more automatic.

Much like subcooling, understanding and calculating superheat can be somewhat difficult for newbie technicians.

The most important features of electronic measuring devices have been established in customer surveys and are discussed in this article.

Is it time for our industry to consider using pascals for static pressure measurements? What would the transition from inches of water column to pascals look like and how hard would it be?

It is hard to find a contractor who does not have a firm opinion on Nest and if the company is good for the HVAC industry.

Programmable thermostats that can be accessed through an internet device are old hat. Here are just a few of the residential HVAC controls products featured at the Georgia World Congress Center, the host venue for this year’s Expo.

Motivated both by rising energy costs and sustainability concerns related to climate change, consumers have grown more desirous of energy-efficient living.

OK, you’ve exhausted all of the existing air from an interior space; now how do you replace it? You bring in makeup air from another source. For the purpose of an HVAC discussion, your source will be mechanical equipment — makeup air units.

The NEWS honors the 2014 Dealer Design Award winners in the HVAC Commercial Equipment category.

The NEWS' annual issue has traditionally introduced the latest air conditioning units available for the upcoming summer season. The intent is to help contractors prepare for this busy period by doing the research that will help them to distinguish between brands.

The Magnitude^® magnetic bearing centrifugal chillers from Daikin Applied not only reduce maintenance requirements and offer increased efficiencies, according to one Dealer Design Awards judge, but they also feature nearly nonexistent compressor vibration and top-tier customer support. 

The EPA initially faced backlash from the industry regarding the sell-through mandate for certain HVAC systems. The Agency revised the provision by allowing one additional year, until January 1, 2026.

The U.S. District Court of Appeals for the Ninth Circuit recently turned down the city of Berkeley’s request for another hearing in the case brought by the California Restaurant Association (CRA), which had challenged the ban.

ABC argues the rule could end up hurting legitimate contractors in the building trades, who are already strapped for workers.

AHRI launched an interactive US map showing state codes for A2L refrigerants, alongside a video series on low-GWP refrigerant transition.

New A2L-related code requirements will impact HVAC system installation and include warning labels, ventilation, leak detection, and limits on refrigerant amounts for comfort air conditioning.

With more than a trillion dollars designated from the Infrastructure Investment and Jobs Act (IIJA) starting to hit the wider economic field, HVAC contractors and the utility industry should be aware of how to cash in.

The Florida Legislature’s budget plan for the next fiscal year reinstates federal rebate money for high-efficiency home HVAC equipment and energy-saving upgrades. The governor’s office said he is reviewing the budget.

The ACHR NEWS sat down with ACCA CEO Bart James and ACCA Vice President of Membership, Advocacy, and Events Sean Robertson at the recent ACCA conference. The trio discussed issues that are affecting HVACR contractors including regulations, legislation, and business management.

In early July, the Biden administration proposed a rule that addresses excessive heat in the workplace, as tens of millions of them were under heat advisories — the nation’s No. 1 weather-related cause of death.

“While the recent news is a formality, it makes the victory over these burdensome regulations official."

I’ve heard a lot about power bills, even with new a/c units. New units show increased savings, but it’s nothing like the mini splits of today.

As HVACR technology advances, contractors often find themselves navigating new learning curves on a regular basis. VRF is no exception.

In today's economy, cost-conscious end users want to extend their HVAC equipment lifespan as long as possible. Regular maintenance on condensing units can help maximize their longevity and performance.

Contractors need to implement a refrigerant management strategy that accommodates both legacy and A2L systems, as well as emphasizes recovery and reclamation.

The medical profession and the HVAC industry have a lot of parallels when it comes to learning how to work together as a team.

Soap bubbles have long been thought of as the standard method for leak detection, but times, and technology, are changing.