30 Oct 2019
J&E Hall Gold Medal Winner, Mark McLinden's paper on options for low-GWP refrigerants for small air-conditioning systems is now available for download.
This paper is linked to the TechTalk presentation which will take place on 6 November in London and will present the results of a study to identify alternatives to the HFC refrigerants in addition to reporting the results of a comprehensive search for the best
single-component, low-GWP replacement fluid.
Places for the TechTalk by this world-respected author are going fast, but you can book here to attend or register for the webinar.

24 Feb 2026
A review of the IOR Constitution has been carried out to ensure it complies with current Charity Commission guidance and improve the wording for clarity. Open for consultation and comment by members until 30th April 2026.
20 Apr 2026
Keen to promote our brilliant sector to young people? The Big Bang Fair, the UK's biggest free celebration of STEM for young people is looking for volunteers!
16 Apr 2026
The IOR is hosting is first-ever Talk & Tour on 19 May; this half-day in-person event will bring together delegates from across the RACHP sector to explore the practical path to net zero.
9 Apr 2026
The IOR Education Outreach Project Manager, Matt Harvey, has been appointed to the London's Construction & Built Environment Interim Talent Board to represent the RACHP Sector.
30 Mar 2026
The Institute is marking the occasion with a special offer designed to support the career progression of section subscribers.