Since A2L refrigerants are designated as mildly flammable, safety features like refrigerant detection systems (RDSs) are being incorporated into new residential/light commercial ducted split systems that contain more than 4 pounds of A2L refrigerant. Here’s what HVAC technicians need to know about installing those RDS in the field.

Manufacturers are rolling out a wide array of new equipment that utilizes all types of refrigerants, providing end users with a number of new options to consider.

Many end users, as well as refrigeration engineers and contractors, attended Food Marketing Institute’s (FMI’s) 2018 Energy & Store Development Conference in Atlanta, looking for advice on how to respond to these trends.

According to the Environmental Protection Agency (EPA), a typical food retail store leaks an estimated 25 percent of refrigerant, or approximately 1,000 pounds, annually.

Grocers are becoming more vigilant in keeping their refrigeration equipment as clean as possible.

Target and Amazon have both recently announced plans to construct new stores that contain CO2 refrigeration systems, which will help the retailers significantly reduce carbon emissions and energy use.

In an informative session at the NASRC’s Sustainable Refrigeration Summit, Publix and Coborn’s shared the pros and cons of incorporating CO₂ refrigeration systems into their stores.

These Emerson half-day CO₂ transcritical booster supermarket refrigeration courses will take place March 28, 29, and 30 at the Energy Education Center in Irwindale, California.

As a sustainable solution for grocery’s end-to-end cold chain fulfillment needs, Phononic's ACT 2000 features a proprietary thermoelectric-based cooling platform that eliminates refrigerants and HFCs while meeting demanding refrigerated and frozen cold chain needs.

At the AHR Expo, manufacturers displayed their latest commercial refrigeration equipment, which included condensing units, components, controls, and other solutions.

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

The ACHR NEWS is featuring the industry’s latest commercial cooling products for 2022.

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.

In the latest episode of The NEWSMakers podcast, Kyle Gargaro, editorial director for The ACHR NEWS, talks to Michael Kane, president of UEi Test Instruments.

Preventive maintenance and proper setbacks can save a business money while keeping staff and customers comfortable.

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.

The annual Commercial Cooling Showcase highlights state-of-the-art equipment that often incorporates service-friendly features for contractors, as well as energy efficiency and comfort for end users.

Portable cooling systems work well as temporary solutions and can also serve as long-term options for unconditioned spaces like factories and warehouses.

New window units are quiet and efficient, and HVAC contractors may want to consider offering them to customers who need them on an emergency – or long-term – basis.

Air conditioning and refrigeration are marvelous inventions and have a transformative impact on comfort and health, underscoring their irreplaceable role in modern living.

Don Kuhl, a U.S. Air Force veteran and civil servant, secured the most public votes and won an a/c unit in the giveaway, which honors the sacrifices of local veterans, active-duty service members, and their families.

Commercial cooling equipment manufacturers are introducing HVAC systems that are energy efficient, as well as service friendly for contractors.

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.

Since its inception, air conditioning has saved lives and driven technological innovation – take a deep dive into its transformative role.

Cooling towers offer a proven and cost-effective solution for rejecting heat from condenser water and industrial processes. To maximize the operating cost savings, the fill media must be properly designed and in good condition.

The world is headed into a greener future and Johnson Controls wants to act as a leader in getting there. That will take smarter, more efficient HVAC equipment.

At this year’s AHR Expo, WaterFurnace’s booth displayed a branding system that conveys the company leadership’s commitment to the commercial market.

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

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

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

Renewable energy enthusiasts now have reason to celebrate: EVAPCO offers a solar-powered evaporative cooling tower. The SUN cooling tower is paired with PV panels to dramatically reduce energy consumption.  

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%.

Creative Composites Group's acquisition of Enduro will add to CCGs suite of manufacturing capabilities and geographic reach.

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.

Chillers use the principles of thermodynamics to remove heat from a conditioned space. But “chiller” is a broad term that encompasses system configurations, refrigeration technologies, and methods of rejecting captured heat. Experts take a closer look.

Michael Daly, chief technology officer, ECM Technologies, offers insights into the HVAC commercial market.

Despite their similar exterior appearance, cooling towers and closed-circuit coolers are very different pieces of equipment with distinct advantages and limitations. This is especially true when determining which option is best suited for a specific cooling application.

Constellation’s Offsite Renewables Plus (CORe+) retail power product, combined with Johnson Controls’ commitment to renewables, is supporting the development of two new Welcome Solar renewable energy facilities.

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

With a double brood of cicadas forecasted to awaken, now is the time to prepare for how to deal with the mess they will leave behind and the potential damage they can do to equipment.

How does a tech know the a/c compressor he or she is diagnosing is actually failed and that the problem is not a crankcase heater, condenser fan, or rubbed out wire?

Technology is redefining how consumers control their homes. That includes everything from lighting to mood music to heating and air conditioning.

While “smart” tools and tablets are becoming more and more common in an HVAC tech’s toolbox, there are still plenty of things an app just can’t do.

Now available with Bluetooth, this product provides users full access to all features of their devices, such as apps and email.

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?

Here are a few ideas that contractor can use to prime the marketing pump for this holiday.

It’s the contractor’s job to ensure consumers understand the functionality of smart thermostats without becoming overwhelmed by the features and data.