Refrigerant codes of practice

The Institute of Refrigeration has completely revised its A1/A2 and A3 refrigerant codes of practice following the publication of the revised European refrigeration safety standard BS EN 378:2008 ‘Refrigerating systems and heat pumps — safety and environmental requirements.

The suite of four IOR codes now includes: carbon dioxide; ammonia; A2 and A3 refrigerants (flammable halocarbons and hydrocarbons; A1 refrigerants (non-flammable halocarbons).

The institute’s technical committee acted as a peer reviewer for the revision of BS EN 378:2008.

For more information on this story, click here: Mar 09, 175
Related links:
Related articles:



modbs tv logo

BSRIA reports sustained global cooling demand as market diverges

BSRIA has released its latest analysis of the global cooling sector. The BSRIA Worldwide Air Conditioning and Heat Pump reports reveal a complex and diverging global cooling market.

CABE awards two new accolades alongside 2026 Honorary Fellowship

At the CABE presidential inauguration on 8th May, the Association was delighted to present two new awards for 2026 alongside its Honorary Fellowship for this year.