Drayton TRV4 15mm Angled Thermostatic Radiator Valve White
The TRV4 White is 'Class I' rated for efficiency by the European valve manufacturers association making it one of the most energy efficient TRVs available. Available since 1993 and still Britain's best selling range of Thermostatic Radiator Valves Drayton's TRVs set the standards for design performance and quality.
