Manual Radiator Valves do have to be physically turned on and off. Although, they are a cheap and simple alternative to Thermostatic Valves. Highly recommended for anyone seeking an easy to use radiator.
10mm Manual Angled Radiator Valve with 10mm copper connection, 1/2" thread to fit in to the radiator and a 3/4" union for ease of getting grips round to tighten
15mm Angled Radiator Valve with 15mm copper connection, 1/2" thread to fit in to the radiator and a 3/4" union for ease of getting grips round to tighten
8mm Angled Radiator Valve with 8mm compression nut and olive to connect copper pipe to , a 1/2" thread to fit in to the radiator and a 3/4" union for ease of getting grips round to tighten
15mm Straight Manual Radiator Valve with a 15mm compression nut and olive to fit on to 15mm copper pipe and a 1/2 threaded connection to connect to a radiator