Recent Blog Posts

Ammonia Week in Review | September 18, 2020

September 18th, 2020

Raley’s installs their first supermarket ammonia system in preparation for the California’s Air Resources Board regulations in this week’s edition of the Ammonia Week in Review… Raley’s Unorthodox Ammonia/CO2 System – Installed at its first Raley’s supermarket, the system is the California chain’s answer to impending state regulations capping the GWP of refrigerant at 150. […keep reading] Differences […]

Differences Between IIAR Standards 2 and 9

September 15th, 2020

Earlier this year, IIAR published ANSI/IIAR 9-2020 Standard for Minimum System Safety Requirements for Existing Closed-Circuit Ammonia Refrigeration Systems. While it has long been recognized that new systems must adhere to the requirements of IIAR Standards 2 and 4, facilities with existing systems have often been confused on how they should relate to these standards. […]

Ammonia Week in Review | August 7, 2020

August 7th, 2020

A man dies from inhaling ammonia on a fishing vessel in this week’s edition of the Ammonia Week in Review… Man, 27, Dies after Inhaling Ammonia on Fishing Vessel – A routine cleaning of a storage well within MV Africa Star, a fishing vessel belonging to the Africa Star Fisheries Limited, has allegedly led to the death of […]

IIAR 9 Chapter 7, Section 7.4 (IIAR 9, Part 6)

August 4th, 2020

Watch this overview of chapter 7, section 7.4 from the new standard for existing ammonia refrigeration systems by Peter Thomas:

IIAR 9 Chapter 7, Section 7.3 (IIAR 9, Part 5)

July 21st, 2020

Watch this overview of chapter 7, section 7.3 from the new standard for existing ammonia refrigeration systems by Peter Thomas: