3 X Adaptor for Danfoss RA TRV/Thermostat Radiator 22mm Valve to 30mm Head/SMART
Suitable for older radiator Valves with the now Obsolete 22mm Clamp fitting, and this then Converts it to the Modern 2025 Standard 30mm/M30 Ring-Screw fitting. This is a tough Fibre-Composite Adaptor, not cheap brittle plastic like others.