The Natural Refrigeration Review is a quarterly publication that contains technical articles, regulatory and code updates, industry news and information about IIAR activities and publications. It is distributed by email to all IIAR Members and IIAR Contact lists.
SPRING 2026 NATURAL REFRIGERATION REVIEW
The Natural Refrigeration Review issues are available as a PDF downloads for both lIAR Members and Non-members, or as individual article posts below. Click the button below to view the full issue, or scroll through all the individual issue articles below.
PFAS, Maine Moves Forward with Restrictions
As awareness of health-related concerns surrounding per- and polyfluoroalkyl substances (PFAS) increases, more and more states are taking action to limit the use of the substances, which are often referred to as forever chemicals.
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IIAR Releases Refrigerant Evaluator Tool
The International Institute of All-Natural Refrigeration has released a “Refrigerant Evaluator Tool” to help IIAR members and others assess their refrigerant choices and evaluate their options as the Environmental Protection Agency phases out high global warming potential refrigerants.
Read MoreShifting Regulations and Sustainability Goals Drive Equipment Demand
The demand for industrial refrigeration equipment using natural refrigerants remains strong, driven by increased demand for cold storage capacity, regulatory requirements and corporate sustainability goals.
Read MoreNew York State Finalizes Rules Limiting HFCs
The New York State Department of Environmental Conservation (DEC) has finalized regulations required by the Climate Leadership and Community Protection Act to reduce emissions from hydrofluorocarbons (HFCs) and sulfur hexafluoride (SF6).
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TRUMP STARTS SECOND TERM with Flurry of Executive Orders
Similar to Trump’s first term, he has taken action to withdraw the United States from international environmental agreements.
Read MoreFinancial Tech Tip
Charitable giving can take many forms. Whether you gift on an annual basis or you are planning to make a one-time gift, make sure you are maximizing the tax benefits associated with your gift. One way to do this is to compare gifting cash versus stock.
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IIAR Takes its Training on the Road for Trident Seafoods
IIAR serves as a valuable resource for education and training for its members, and took its training on the road, sharing information on IIAR, codes, standards, guidelines, and operational, testing and maintenance situations with end users from Trident Seafoods in Alaska.
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IIAR STANDARDS UPDATE
IIAR 1: ANSI/IIAR 1-2022 Standard for Definitions and Terminology Used in IIAR Standards is presently in effect. It will be opened up for review starting in mid-2026 for its next revision with a targeted completion with ANSI approval in 2027.
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The Coalition for PFAS-Free Cooling & Heating Launches Petition
The European refrigeration and HVAC&R Coalition for PFAS-Free Cooling & Heating said it is calling on all like-minded companies to “join us in demanding a healthier, more sustainable and competitive future for the European HVAC&R industry.” The group posted on its website and distributed a petition urging the European Chemicals Agency (ECHA) to enact strict and comprehensive restrictions on per- and polyfluoroalkyl substances (PFAS) in HVAC&R applications.
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Alfa Laval Wins Hydrogen Refueling Project
Alfa Laval said its hydrogen solution is paving the way for new hydrogen refueling stations across the European Union. AlfaLaval said its RHeaDHy project focuses on safely refueling 100kg of hydrogen in less than 10 minutes, achieving a peak flow of 300g/s at 1000bar. The technology leap demands cutting-edge heat exchanger technology to cool hydrogen down to -30°C before injection into the vehicle tanks.
Read MoreIIAR Marked Notable Accomplishments Throughout 2024
IIAR staff and IIAR’s many volunteer committees were hard at work throughout 2024 and have strengthened the membership offerings, provided valuable education, and furthered the organization’s mission through advocacy, work with regulatory agencies and new partnerships
Read MoreIIAR Welcomes New Board Members
IIAR has welcomed new members to its board of directors and the executive committee for the 2025-2026 term. The IIAR board plays a critical role in strategic planning and advancing the association’s initiatives.
Read MoreJohnson Controls Announces New Chief Executive Officer
Johnson Controls announced that its Board of Directors has appointed Joakim Weidemanis as Chief Executive Officer effective March 12, 2025. The announcement followed the Company's Annual General Meeting of Shareholders. He succeeds George R. Oliver following a thorough succession planning process. The company said that "Weidemanis is a seasoned operator with a successful track record in leading global technology-driven businesses and delivering profitable growth. He held several executive leadership roles over his 13-year career at Danaher Corporation providing him with extensive experience scaling global companies from a foundation of customer orientation, innovation and efficiency."
Read MoreRSES Releases Fourth Edition of Hydrocarbon Refrigerants Study Guide
The Refrigeration Service Engineers Society said it has released a fourth edition of its Hydrocarbon Refrigerants study guide, exam and eLearning course through the RSES online store. RSES said the materials cover the most recent practices for refrigerant families including HC R-290 (propane); HC R-600a (isobutene); HC R-441A (a blend); HC R-170 (ethane); HFC R-32 (difluoromethane); and HFC R-454B.
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A Breakthrough for Low-Charge Ammonia Systems and Energy Efficiency
In a world where energy efficiency and sustainability are no longer optional, industrial refrigeration companies are now leveraging advanced technologies and innovative practices to not only meet regulatory demands, but also to redefine what it means to achieve operational success.
Read MoreHillphoenix Supplies CO2 Systems for Puerto Rico Supermarket
Hillphoenix said it has supplied CO2 Systems for Puerto Rico’s First-Ever All CO2 Refrigerated Supermarket. The installation of the CO2 system at the supermarket, called Ralph’s, was a collaborative effort involving the expertise of Hillphoenix and the dealer, Triple S International, the company said.
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IIAR Releases Tool to Compare Refrigerants
The International Institute of Ammonia Refrigeration said it has released a “Refrigerant Evaluator Tool” to help IIAR members and others assess their refrigerant choices and evaluate their options as the Environmental Protection Agency phases out high global warming potential refrigerants. The IIAR Refrigerant Evaluator Tool can be found here: https://refrigerantcomparison.com/. John Flynn, the Chair of the IIAR Education Committee, the committee responsible for the creation of the new tool, said refrigerant choices outside of the world of natural refrigerants have gotten more complex as a result of the phaseouts, making IIAR’s newly released comparison tool a valuable resource for anyone trying to compare the performance and efficiency of different refrigerants.
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IIAR State Of The Industry Report
The 8th edition of the State of the Industry Report has evolved to include more information from IIAR Survey questions and observations of industry leaders. Emerging information on regulatory and training developments and IIAR’s influence on the industry continues to grow.
Read MoreIIAR Releases New CO2-Focused Promotional Video
The International Institute of All-Natural Refrigeration announced that it has released a new video aimed at educating the public on the economic and environmental benefits of natural refrigerants, specifically CO2. The new video is also positioned as a B2B marketing tool, encouraging business leaders to visit iiar.org to learn more about natural refrigeration and how converting to natural refrigerants can help them save money and improve efficiency. “One of IIAR’s main roles is to promote the efficiency and safety of natural refrigerants, and this video helps us communicate those benefits to a broader audience,” said IIAR President Gary Schrift.
Read MoreGEA Announces New HSX High-Pressure Float Valve
Valve manufacturer GEA AWP said it has developed a new high-pressure float valve for NH3 and CO2 refrigeration and cooling processes. The HSX high-pressure float valve is designed for industrial applications such as cold storage, transportation, chemical processing, cement production and the pharmaceutical industry, the company said.
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