The ATMOsphere Podcast Network

Global HVAC&R wholesaler and manufacturer Beijer Ref Korea has installed what it said is “the largest CO2 refrigeration system in South Korea,” a 200kW (56.8TR) CO2 (R744) system at Incheon Airport. The refrigeration system is currently in the final stages of commissioning and verification, Beijer Ref Korea said. Read the full story on NaturalRefrigerants.com.

The articles in the podcast are as follows: Interview: Güntner’s Head of Technologies and Innovation on the Transition to Natural Refrigerants and How Its Enhancing System Performance Epta Middle East Commissioning 370kW CO2 Refrigeration System for Dubai Hypermarket IRN 2026: CO2 Refrigeration Supports Cruise Industry’s Sustainability Efforts, Says Bitzer High-Temperature Heat Pumps Standardized...

In addition to what we published this week, these stories caught our eye. Propane Heat Pumps Replace Gas Boilers in Sydney Office Tower NASRC Release R-TRADE Workforce Development Report The GIZ Displays Prototype Propane Reefer in Hamburg An Opportunity for CO2 in New Zealand’s Dairy Industry  Read the full story on NaturalRefrigerants.com

For Michael Freiherr it’s not a matter of “if” the world will transition to natural refrigerants but rather “when” and how quickly. As the Head of Technologies and Innovation – as well as a Managing Director – at Güntner Group Europe, Freiherr is well-positioned to make such a bold statement. Güntner has worked with natural refrigerants since its founding in 1931 and today has offices in more than...

Epta Middle East, part of the Epta Group, is commissioning a 370kW (105.2TR) ECO2GIANT CO2 (R744) refrigeration system as part of a hypermarket renovation in Dubai. The CO2 racks will provide cooling for all of the hypermarket’s refrigerated cabinets and coldrooms, including chillers and freezers, Andrea Cavalet, General Manager of Epta Middle East, told NaturalRefrigerants.com .  Read the full st...

“If businesses are going to invest money in equipment that’s supposed to last for decades, can we help them just leapfrog over temporary solutions to something that’s future proof?” asked Suzanne Hagell , Chief of the GHG Mitigation Bureau, Office of Climate Change, New York State Department of Environmental Conservation (NYSDEC). “That’s what we would rather spend public funds on.” Read the full...

Projects reported by European suppliers indicate that high-temperature heat pumps (HTHPs) are becoming standardized for outlet temperatures of up to 130°C (266°F), with demonstrations pushing temperatures beyond 160°C (320°F), according to Martin Pihl Andersen, a consultant at the Danish Technological Institute (DTI). Read the full story on NaturalRefrigerants.com

As a non-toxic, non-flammable refrigerant with a GWP of 1, CO2 (R744) is the “preferred choice” for refrigeration on passenger ships because it supports the cruise industry’s sustainability efforts, according to Manuel Reichle, Product Manager of Reciprocating Compressors at Bitzer . Read the full story on NaturalRefrigerants.com

In addition to what we published this week, these stories caught our eye. Vitalis CO2 Heat Pump Cuts Emissions at Canadian University by 350 Tonnes Emergent Cold LatAm Uses CO2 Refrigeration System for New Blast-Freezing Tunnels in Chilean Cold Storage Facility PrimaFrio Trials Semi-Trailer Liquid Nitrogen Refrigeration System Swegon Releases New R290 Commercial Heat Pump Trane Announces New Propa...

The articles in the podcast are as follows: ATMOsphere Launches Global Directory for Natural Refrigerant Equipment Manufacturers, Distributors, Installers and Consultants ATMO America: IIAR Updating CO2 Safety Standard to Address High-Pressure Issues ATMO America: M&M Carnot Outlines Advantages of CO2 for Data Center Cooling EIA Urges U.K. to Adopt National Cooling Plan that Includes Natural R...

The Environmental Investigation Agency (EIA)’s London office has released a briefing urging the U.K. government to publish a National Cooling Action Plan that, among other things, calls for an accelerated phaseout of f-gases and the adoption of natural refrigerants. Read the full story on NaturalRefrigerants.com

Singapore’s National Environment Agency (NEA) has announced a limit of GWP 150 for refrigerants in supermarket refrigeration and mobile air-conditioning (MAC), with the supermarket restriction coming into force July 2027 and the MAC restriction July 2028.  Read the full story on NaturalRefrigerants.com

With 10 years of experience in CO2 (R744)-based data center cooling in North America, M&M Carnot, a subsidiary of Johnson Controls, outlined the refrigerant’s advantages and key market trends in a presentation at ATMOsphere America Summit 2026. M&M Carnot has deployed over 260 CO2 systems for data center cooling, including 200 computer-room air conditioners (CRAC), 41 chiller/heat pumps an...

Star Refrigeration has installed a 290kW (82.4TR) low-charge ammonia (R717) system in a warehouse in Daventry, England, for British pub operator J D Wetherspoon. The 192,000m3 (6,780,416ft3) warehouse stores food, drink and other consumables and serves as a national distribution hub for the chain. The facility is divided into three areas: a 31,000m3 (1,094,754ft3) frozen store, a 24,000m3 (847,552...

The International Institute of All-Natural Refrigeration (IIAR) is updating its safety standard for CO2 (R744) to reflect new approaches to high pressures in transcritical CO2 systems. The updates were explained by Eric Smith, IIAR’s Vice President and Technical Director, at the ATMOsphere (ATMO) America 2026 conference in Tarrytown, New York on June 2. Read the full story on NaturalRefrigerants.c...

ATMOsphere, publisher of NaturalRefrigerants.com, has launched a global directory for natural refrigerant equipment manufacturers, distributors, installers and consultants. The directory contains listings for more than 550 companies across 53 countries on six continents, with new companies added daily. Marc Chasserot, CEO of ATMOsphere, said the goal is to have 5,000 companies in the directory in...

Italian manufacturer Arneg offers propane (R290) chillers with an integrated glycol pump as part of its portfolio of natural refrigerant solutions for small-format stores, according to Enrico Zambotto, the company’s Technical Engineering Director of Refrigeration Systems. Read the full story on NaturalRefrigerants.com

Lync by Watts showcased the flexibility of its CO2 domestic hot water heat pump for large-scale electrification at ATMOsphere America Summit 2026, highlighting its availability in air-source, water-source and hybrid configurations. Andrew Macalusco, Senior Product Manager of System Solutions at Lync by Watts, outlined the technology in a presentation about commercial HVAC market trends. Read the f...

In addition to what we published this week, these stories caught our eye. ATMOsphere and Arneg Korea Host Event in Seoul ECOOLTEC’s TRUs a Fit for Most Electric Trucks LG Releases Launches New R290 Heat Pump in Europe U.S. Supreme Court Refuses to Hear Challenge to AIM Act Read the full story on NaturalRefrigerants.com

The articles in the podcast are as follows: ATMO America: M&M Carnot CO2 Chillers Cool 1.3MW Heat Load at Evocative’s California Data Center ATMO America: Alternative Cooling Start-Ups Seek Industry Partners to Commercialize Technology AHRI and Other Trade Groups Challenge U.S. EPA’s Reconsideration of Technology Transitions Rule Volkswagen Canada Offers the ID.4 EV with a CO2 Heat Pump System...

There are more than 1 million Volkswagen electric vehicles (EVs) on the road with CO2 (R744) heat pumps , which includes a handful in Canada . Volkswagen Canada has offered the ID.4 since 2021, and many of the vehicles sold in Canada have been equipped with a CO2 heat pump, according to the Mobile Air-Conditioning Society.  Read the full story on NaturalRefrigerants.com #GoNatRefs #NaturalRefriger...

The Air-Conditioning, Heating, and Refrigeration Institute (AHRI) and the Alliance for Responsible Atmospheric Policy on June 25 petitioned the United States Court of Appeals for the District of Columbia Circuit to review a final reconsideration rule revising the 2023 Technology Transitions Rule that was announced on May 21 by the U.S. Environmental Protection Agency (EPA). Read the full story on...

Danish component manufacturer @ Danfoss has launched a new line of oil separators and receivers for transcritical CO2 (R744) systems, rated at a maximum working pressure of 140bar (2,030psi). Suitable for CO2 chillers, heat pumps and refrigeration systems, the new OUB line spans capacities from 89 to 1,400kW (25.3 to 398.1TR) and is available in both serviceable and hermetic models.  Read the full...

Global HVAC supplier Systemair has launched Geniox HP DFN, a new packaged air-handling unit (AHU) with an integrated propane (R290) heat pump. Systemair positions the R290-based unit as a future-proof solution that complies with relevant EU environmental regulations; it meets strict f-gas requirements and is PFAS-free under REACH (Registration, Evaluation, Authorization and Restriction of Chemical...

Three start-up companies that have developed alternative cooling and heating technologies that don’t use standard vapor compression are seeking to partner with manufacturers of natural refrigerant-based systems to bring their products to the marketplace. Read the full story on NaturalRefrigerants.com