ELEGANT Chrome Angled Thermostatic Radiator Valve Set TRV Radiator Valves with Lockshield for Towel Rails Central Heating Radiators : Amazon.co.uk: DIY & Tools
This pin keeps getting stuck down after the thermostatic valve on top closes it. I manually unstick it and push it up and down with WD40 which buys me a week until
How to repair Stucked Radiator valve Thermostatic - YouTube