Recent Blog Posts

Ammonia Week in Review | August 9, 2024

August 9th, 2024

Ammonia Appears Perilous in this week’s edition of the Ammonia Week in Review… 17 Hospitalised After Ammonia Gas Leak at Food Processing Company in Pune District– Seventeen people, including 15 women, were hospitalised after ammonia gas leaked from the cooling unit of a food processing company in Pune district on Wednesday.  […keep reading] Ammonia Leak Sparks Evacuation at […]

Machinery Room Ventilation System Tests

August 6th, 2024

Machinery room ventilation systems have long been required by model codes and standards. Dating back to at least the 1967 Uniform Mechanical Code[1], refrigeration machinery rooms have been required to be configured with adequate ventilation in the event of a refrigerant release. While we have written previously about the current ventilation design, control, and testing […]

Q&A | ANSI/IIAR 2-2021 Natural Ventilation Requirements

May 29th, 2024

Question: Does my machinery room need an emergency ventilation system if it only has three walls? Answer: It may not require mechanical ventilation and could meet the requirements for “Natural Ventilation”. ANSI/IIAR 2-2021 §7.3.2 states that for outdoor systems, natural ventilation can be utilized instead of mechanical ventilation. For a machinery room to qualify for […]