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Minnesota

2026-08-24

ATMO America : la section locale 455 de Saint Paul a remplacé 27 unités de climatisation installées sur le toit par une seule pompe à chaleur au CO₂

An image of Jeremy McConkey, Training Director at Local 455, Alessandro Silva, Senior Application Engineer at Bitzer, and Sean Jarvie, CTO of Flow Environmental Systems, presenting at ATMO America. They discussed the installation of a CO2 heat pump for HVAC and domestic hot water in Local 455 training facility in St. Paul, MN.

2026-02-24

Flow Environmental Services, St. Paul Local 455 Team Up for CO₂ Heat-Pump Training and Demonstrations

An image of St. Paul Steamfitters/Pipefitters Union (Local 455) where Flow Environmental Systems installed an ANSWR CO2 heat pump for training and demonstrations.

2025-09-05

Illinois and New Mexico Exclude F-Gas Refrigerants from PFAS Laws

Illinois

2025-04-28

Minnesota Starts Toxicity Review of TFA, an HFO By-Product

2025-04-11

NASRC to Host 2025 Natural Refrigerants Training Summits in California and Minnesota

Technicians at the NASRC’s Natural Refrigerant Training Summit in Seattle in 2024. Photo credit: NASRC

2025-01-29

Minnesota Works on Process to Assess Whether PFAS Refrigerants Would be Banned in 2032

Amara Strande