Series Uni-Twin-50mm. Thermostatic-convertible double valve for mono/two pipe system, to shut-off the fluid on system terminals with central connections pointing downward, 50 mm centre distance. Equipped with an innovative rotation system: the valve can be quickly converted from the H configuration (4 vertical connections, flow and return connections for pipes arriving from below) to double-angled valve (flow and return connections for pipes coming out of the wall). Equipped with pre-setting device, by-pass and connections for copper, plastic and multilayer pipes. Fitted to be coupled to thermostatic control heads with M30x1,5 connection. Coupling to the heating body by means of union fittings “Gostop” (with self-threading gasket ready to use). Available with several finish types.