Drayton TRV3/TRV4 Integral Convert Head

Britain's best selling range of thermostatic radiator valves set the standards for design, performance and quality, including TRV4 lockshield and pushfit packs to suit most domestic and commercial heating systems. Ultra sensitive liquid filled sensor Hygienic wipe clean surfaces, no dust traps Iconic design Half/full click stop settings Maximum sensor operating temperature is 50°C 1 to 5 setting numbers with frost protection at 8°C Temperature setting range from 10 to 30°C Includes integral conversion head