The Official Magazine of the All-Natural Refrigeration Industry

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.

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Sight Glass Taskforce Update

In other sections of this magazine, we’ve highlighted IIAR’s role as a standard setting organization and as an association that acts as the voice of the industrial refrigeration industry.

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ARF Safety Relief Research Project

Pressure relief valves are engineered safety devices intended to protect pressure vessels and other pressurecontaining equipment from catastrophic failure as a result of excessive pressure excursions that may occur during operation or standby conditions.

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Ammonia Safety Alert: Transferring Ammonia

There are risks involved whenever anhydrous ammonia is transferred to or from an industrial refrigeration system.

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New Ventilation Requirements for Machinery Rooms

Standard ANSI/IIAR 2-2008 is being updated soon. As most readers are aware, IIAR 2 is the ANSI/IIAR standard for equipment, design and installation for closed circuit ammonia refrigeration systems.

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2025 Technical Paper #17

Decarbonizing With District Energy Systems: When an R744 (CO2) Heat Pump Is the Obvious Choice

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2025 Technical Paper #16

Measurement Device Platform Designed for the Performance Assessment of Low-Temperature Blast Freezing Systems”

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