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Technical
From intermediate PH diagrams to coldroom sizing and equipment selection, the library of IOR Masterclasses keeps growing! Themes explored in the first half of 2025 include:
- Refrigeration pipe sizing
- Compressors - what you need to know
- The vapour compression cycle (parts 1 and 2)
- Best practice for refrigeration pipework
- Sizing of coldrooms and selecting equipment
- Intermediate PH diagrams
Access the recordings anytime, anywhere via the IOR webinar channel or the Masterclass page, where you can also book upcoming sessions.
Recent posts
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
23 Apr 2026
Find out what the IOR can do for you: technical queries, safety codes of practice, new technologies and professional development.
News
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
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.
News
New Publications Series from the IOR Environmental Committee
23 Apr 2026
The IOR’s Environmental Committee has today published the first in a new series of Technology Briefs on the topic of Heat Recovery.
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