This is a tough Fibre-Composite Shatter proof Adaptor, not cheap brittle plastic like others. TRV/Thermostat Radiator ValveADAPTOR FOR30x1mm valve Models ONLY. Suitable for older, pre 1999 radiator Valves with the now Obsolete 30x1mm Ring-Screw fixing,this then converts it to the Modern 2026 Standard 30x1.5mm/M30 Ring-Screw fitting.
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