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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
Constitution update and revision 2026
29 Sep 2026
Find out about updates being proposed to the IOR Constitution following member feedback and Charity Commission updated guidance.
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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
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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CIBSE and HPA UK Launch Comprehensive Domestic Heat Pump Guide
15 Oct 2026
CIBSE and HPA UK have unveiled a new Domestic Heat Pump Design and Installation Guide, providing industry professionals with a practical resource to support the specification, installation and commissioning of domestic air-to-water heat pump systems.PublicationSitemap
