4.2. Vario thermostatic valves with presetting,
PN 10, max. temperature120Â°C, with M 30 x 1,5 mm threaded connection, low-noise operation, it can be preset smoothly with presetting key.
Body made of gunmetal/brass, nickel-plated. Valve spindle sealed by two O-rings for maintenance free sealing, valve insert replaceable without draining off the system under operating pressure with a installation device.