Members and EngTech Subscribers can download guides from the IOR Technician App or visit our website to view the latest technical bulletins covering:

  • Direct expansion water-to-refrigerant evaporators
  • Electrical safe isolation
  • Determining the wattage of electric heaters

These independent, peer-reviewed resources are packed with practical guidance and technical insights to support your work in the field.

One of the great benefits of an IOR EngTech Subscription and IOR Membership is access to our exclusive Technician App - your gateway to expert knowledge, on the go.  At just £44 per year, this technician membership offers access to over 250 bulletins on the go.

Download the app here and stay up to date with the latest IOR resources, or join the EngTech Section to get access.

 

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About

About the IOR

23 Apr 2026

The Institute of Refrigeration is the professional engineering body for all individuals working in RACHP. Find out more about the IOR here. 

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What We Do

What we do

23 Apr 2026

Find out what the IOR can do for you: technical queries, safety codes of practice, new  technologies and professional development.

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Join us

23 Apr 2026

When you become a member of the Institute of Refrigeration you are joining a group of specialist experts driving the sector forward.

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New Good Practice Bulletins Now Available

28 Apr 2026

Water chiller evaporators, the Building Safety Act and AHU Filters are the focus of the latest bulletins issued by the IOR EngTech Section. Subscribers to the technical mailing can now download these from the IOR Technician App or from the IOR RACHP EngTech Section on the website.

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BSI Celebrating Its 125th Anniversary

23 Apr 2026

The Institute of Refrigeration is a member of the BSI and a nominating body that puts forward experts to technical panels in charge of developing safety standards. 

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