Brass, nickel-plated, designed for two-pipe central heating systems with forced circulation. It has a maximum operating pressure of 10 bar (PN 10) and an operating temperature range of 2-120 °C. The valves are available in sizes DN 20 to DN 32 and feature a high kvs value. They can also be used for zone control, as well as in one-pipe and two-pipe systems.

Further technical features include:

• Dimension of thermostat connection: M30 x 1.5
• Version: internal thread/external thread
• Automatic flow control: Yes
• Operation: manual operation
• Size of radiator connection: 1/2 inch (15)
• Height: 29 mm
• Kvs value: 1.35
• Length of connection 1: 58 mm
• Length of connection 2: 37 mm
• Flow direction opposite: No
• Thermostatic preparation: Yes
• Shortened construction length: No
• Pre-adjustable: No
• Material of the housing: Brass.