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Severe Cold Weather Operation

ANSWR CO₂ Heat Pump vs -20 degrees Fahrenheit

NEW ARTICLES ↓

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Undecided: Why CO2 Heat Pumps are the Future of Cooling

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Verde, Heat Pumps using CO2 as a Refrigerant

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Video: Meet US Based CO2 Heat pump Manufacture Flow

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SVL, Refrigerants & PFAS in Commercial HVAC

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Ecosystem, Pioneering Project at UTS Earns Empire Technology Prize

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Ambient Enterprises, Ambient and Gil-Bar Named Runner-Up in $10M Empire Technology Prize

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Naturalrefrigerants.com, High-Temperature CO2 Heat Pump Team Is Runner-Up in New York’s Empire Technology Prize

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Video: Empire Tech Prize Winner Event

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Video: CO2 Heat Pumps for Large Commercial Buildings: Results, Impacts, and What’s Next

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Video: NYSERDA, Flow Environmental Systems

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Video: NY Geo, High Temperature Heat Pumps for Space Heating

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Video: SVL + Flow Environmental Systems Video

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Video: ATMOsphere, Flow Environmental Services, St. Paul Local 455 Team Up for CO2 Heat-Pump Training and Demonstrate

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Video: Prospect SV, Advanced Heat Pump Solutions for Decarbonizing Large Buildings and Commercial Cold Storage

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Video: Grid Catalyst, Demonstrating Next-Gen Energy Tech: Startup Showcase – Part 1

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Video: Grid Catalyst, Minnesota Leaders Celebrate Ribbon Cutting of Homegrown CO2 Heat Pump Technology in St. Paul

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Video: DMG, Flow Drumline mov

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Video: DMG, Flow@DMG

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Twin Cities Business, Inside Minnesota’s Clean Energy Revolution

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Twin Cities Business, Flow Plans a $20M Factory—And More—for Its “Mechanical Room in a Box”

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Finance and Commerce, In the Lead: Best Startup Businesses 2026

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

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Grid Catalyst, Flow Environmental Systems

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Prospect SV, Resources CO2 Heat Pumps

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DMG Decarbonization Training Center

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Enjoy this sneak peek video showing how Flow's heat pump unit will be set up at Berkeley Lab's

Five Energy Startups Selected by Minnesota Partners for 2025 Demonstration Projects

Nine Energy Startups Named as 2025 Demonstration Cohort Finalists

Minnesota startup Flow Environmental Solutions picked as Empire Tech finalist

California Creamery to Install CO2 Heat Pump in ‘First-of-its-Kind’ Use at Industrial Commercial Scale

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Decarbonizing and Creating Load Flexibility with CO2 Heat Pumps

CO2 Heat Pumps Produced by U.S.-Based OEM Offer Simultaneous Heating and Cooling

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Flow Environmental Systems Inc. Air-to-Water Heat Pumps

DMG will be installing an operational Flow ANSWR CO2 Heat Pump to aid training and market awareness

Green Roofs

DOE Announces $38.8 Million for Technology R&D to Decarbonize Buildings Under the BENEFIT 2024 Funding Opportunity

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NATURAL REFRIGERANTS The ‘Future-Proof’ Refrigerant Choice

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Flow Environmental Systems Answr CO2 Heat Pump Feasibility Study and Applications Testing

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Decarbonizing Building Thermal Systems: A How-to Guide for Heat Pump Systems and Beyond

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Assessment of Natural Refrigerants

The Empire Technology Prize - The Clean Fight: Clean Heating for Tall Buildings

Georgetown MS-ESM Students Bridge Business and Science with Flow

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SVL - Flow Environmental Systems | Coffee Break

F-gas Reduction Incentive Program

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‘Forever chemicals’ were everywhere in 2023. Expect more litigation in 2024

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F-Gases at the Fenceline

Big flaw found in a major environmental policy

Skyline panorama

Climate Super Pollutants

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ATMO Conferences

Fundamentals of Climate Investing for Families

Smoke

Ending the Reign of Fluorinated Greenhouse Gases

Hurricane Map

Plugging the Gaps in the Ozone Treaty

Morning Mist over Forest

Green Ivy from the Roof

Embodied Carbon Toolkit for Architects

Refrigerants-Environmental-Impacts_edite

Refrigerants & Environmental Impacts: A Best Practice Guide

EPA Toxic Substance Control Act (TSCA)

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