News Frascold updates discharge valve for CO2 Heavy Duty compressors Frascold is updating D and Q sizes of its Transcritical CO2 Heavy Duty compressor series with a new one-piece discharge valve. The compact design is intended to improve resistance to accidental impacts and operating vibr... June 26, 2026 · CO₂ News Frascold validates new electrical box for CO2 compressors ... box for S-size compressors in its Heavy Duty Transcritical CO2 and Subcritical CO2 series. The update is designed to improve cable management, installation accessibility, and protection against water and dust, while rem... June 1, 2026 · CO₂ News Danfoss adds OUB to CO2 oil management portfolio ...oduced OUB, a new range of oil separators and receivers for CO2 transcritical systems in commercial and industrial applications. The range is designed to help OEMs and system designers protect compressors, maintain stabl... May 29, 2026 · CO₂ News Walter Roller Invests in Test Cell for CO2 Air Coolers ...hamber, cooling can be carried out with an air cooler using CO2 direct evaporation or indirectly via a heat transfer medium such as water or brine. Electrical heating elements provide counter-heating. Once a stable stead... May 28, 2026 · Air Conditioning News Danfoss Reports 21% Energy Savings with CO2 Multi Ejector ...s for its Multi Ejector High Pressure (HP) in transcritical CO2 booster systems with parallel compression. The company says the technology can deliver significant energy savings in warm climates, where CO2 refrigeration ... May 21, 2026 · CO₂ News CLASP reports appliance efficiency policies to cut 4.6 Gt CO2 ... organization in 2025 are expected to avoid 4.6 gigatons of CO2 by 2050. The results were published in the 2025 CLASP Annual Report, which focuses on energy efficiency as part of climate, energy security, and livelihood ... May 9, 2026 · Energy Efficiency News Danfoss expands Optyma iCO2 range with 37kW MT/20kW LT unit Danfoss has expanded its CO2 condensing unit portfolio with the Optyma iCO2 37kW MT/20kW LT, a unit for medium- and low-temperature commercial refrigeration applications. The company says the unit uses low-GWP refrigeran... April 22, 2026 · CO₂ News Kirby Apprentice Fund completes CO2 training for more than 100 apprentices The Kirby Apprentice Fund has delivered its 2026 CO2 Training Scholarship Program, marking a milestone for the initiative. According to Kirby, the fund and Kirby HVAC&R have now supported the upskilling of more than ... April 18, 2026 · CO₂ News ASHRAE releases study on BACnet CO2 reduction ...lding automation systems have mitigated 1.4 billion tons of CO2 since 1995. BACnet is a data communication protocol for building automation and control networks developed under the auspices of ASHRAE. ASHRAE said it enab... April 17, 2026 · Digital & AI News Europe Reaches 111,650 CO2 Sites in ATMOsphere 2025 Market Study ...ket study that Europe ended 2025 with 111,650 transcritical CO2 refrigeration sites, including 106,000 food retail stores and 5,650 industrial installations, while transcritical CO2 penetration in European food retail re... April 9, 2026 · CO₂ News Arneg launches PRISMA CO2 refrigeration units for small stores Arneg has introduced PRISMA, a range of transcritical CO2 refrigeration units for mini-markets and small retail stores. The outdoor-installable units are available in both normal- and low-temperature versions and are des... April 1, 2026 · CO₂ News NASRC projects CO2 growth in U.S. food retail refrigeration ...0% in the base, while HFO blend stores reach around 21% and CO2 transcritical stores 19%. The report says existing fleets are still dominated by legacy systems, with 78% of current stores using HCFC/HFC systems, 10% usin... March 31, 2026 · CO₂