Weekly Wrap-up: ATMOsphere Network South Korea, the Supreme Court Shuts Down an AIM Act Challenge, LG’s New R290 Heat Pump and More

ATMO America: Lync by Watts Showcases CO2 Hot Water Heat Pump Flexibility for Large-Scale Electrification

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 full story on NaturalRefrigerants.com [https://naturalrefrigerants.com/news/lync-by-watts-co2-hot-water-heat-pump-for-electrification/]

Weekly Wrap-up: ATMOsphere Network South Korea, the Supreme Court Shuts Down an AIM Act Challenge, LG’s New R290 Heat Pump and More

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 [https://naturalrefrigerants.com/news/weekly-wrap-up-atmosphere-network-south-korea-the-supreme-court-shuts-down-an-aim-act-challenge-lgs-new-r290-heat-pump-and-more/]

This Week in Natural Refrigerants News: Friday July 3rd, 2025

The articles in the podcast are as follows: 1. ATMO America: M&M Carnot CO2 Chillers Cool 1.3MW Heat Load at Evocative’s California Data Center [https://naturalrefrigerants.com/news/mm-carnot-co2-chillers-1-3mw-evocative-california-data-center/] 2. ATMO America: Alternative Cooling Start-Ups Seek Industry Partners to Commercialize Technology [https://naturalrefrigerants.com/news/atmo-america-alternative-cooling-start-ups-seek-industry-partners-to-commercialize-technology/] 3. AHRI and Other Trade Groups Challenge U.S. EPA’s Reconsideration of Technology Transitions Rule [https://naturalrefrigerants.com/news/ahri-and-other-trade-groups-challenge-u-s-epas-reconsideration-of-technology-transitions-rule/] 4. Volkswagen Canada Offers the ID.4 EV with a CO2 Heat Pump [https://naturalrefrigerants.com/news/volkswagen-canada-offers-the-id-4-ev-with-a-co2-heat-pump/] 5. Systemair Launches Packaged Air-Handling Unit with Integrated R290 Heat Pump [https://naturalrefrigerants.com/news/systemair-packaged-air-handling-unit-with-r290-heat-pump/]

Volkswagen Canada Offers the ID.4 EV with a CO2 Heat Pump

There are more than 1 million Volkswagen electric vehicles (EVs) on the road with CO2 (R744) heat pumps [https://macsmobileairclimate.org/2025/09/30/vw-selling-id-4-evs-in-canada-with-r-744-co2-heat-pump-systems/], which includes a handful in Canada [https://macsmobileairclimate.org/2025/09/30/vw-selling-id-4-evs-in-canada-with-r-744-co2-heat-pump-systems/]. 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 [https://naturalrefrigerants.com/news/volkswagen-canada-offers-the-id-4-ev-with-a-co2-heat-pump/] #GoNatRefs #NaturalRefrigerants #CO2 #Heatumps #Volkswagen #electricvehicles

AHRI and Other Trade Groups Challenge U.S. EPA’s Reconsideration of Technology Transitions Rule

The Air-Conditioning, Heating, and Refrigeration Institute (AHRI) and the Alliance for Responsible Atmospheric Policy on June 25 petitioned [https://assets.informz.net/AHRINET/data/images/Press%20Release/20260626_ReviewofEPARule/AHRI%20and%20Alliance%20v.%20EPA%20-%20Petition%20for%20Review%20In%20The%20D.C.%20Circuit%20-%20FINAL%20(002).pdf] the United States Court of Appeals for the District of Columbia Circuit to review a final reconsideration rule [https://naturalrefrigerants.com/news/u-s-epa-announces-final-revision-of-technology-transitions-rule-delaying-use-of-low-gwp-refrigerants/]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 NaturalRefrigerants.com [https://naturalrefrigerants.com/news/ahri-and-other-trade-groups-challenge-u-s-epas-reconsideration-of-technology-transitions-rule/] #GoNatRefs #NaturalRefrigerants #EPA #AHRI