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.

 

Recent posts

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. 

News
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.

News
Untitled Design 5

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.

News
Mike Tinsley

Tinsley Fund: Open for Applications

20 May 2026

The Tinsley Fund was set up in memory of Mike Tinsley and offers targeted financial help for people facing barriers to entering or progressing in the refrigeration and air conditioning sector.

Education
RAC CIA26 Social Media 1080x1350

Do You Know An Oustanding Student or Apprentice?

20 May 2026

The deadline for the RAC and IOR National Student of the Year Cooling Industry Award has been extended to 29 May, which means there’s still time to put forward the exceptional students you know and help them gain the recognition they deserve.

News