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
Business Briefing 2026 Website

Briefing on RACHP Resilience in Shifting Energy Markets

9 Jun 2026

The IOR is delighted to announce that it will host the next IRC Business Briefing, which will focus on strengthening RACHP sustainability amid electricity market volatility.

Live event
MasterclassJun26

Smart Controls & System Intelligence Masterclass

8 Jun 2026

The June 2026 Masterclass on smart controls and system intelligence is now available for download from the IOR Masterclass library.

Recording