Ferro Angle Thermostat Set 1/2" with GT20 Head for Side Heaters. The set includes a thermostat head, an angle thermostat valve, and an angle shut-off valve. It features a precise control knob (GT20) that allows for individual temperature settings. Advantages: Temperature setting from 0 °C to 28 °C in 6 levels (0 to 5). Maintains water temperature up to 100 °C and is suitable for a pressure of 10 bar (1 MPa). The head settings are as follows: 0 = ~ 0 °C, * = ~ 6 °C, 1 = ~ 12 °C, 2 = ~ 16 °C, 3 = ~ 20 °C, 4 = ~ 24 °C, 5 = ~ 28 °C. The set is not recommended for windows with direct sunlight or those protected by curtains.