medium-contact metal parts made of gunmetal, for protection of drinking water against non-potable water, for connection to the wall disk, with shut-off function, with threaded connection on the outlet side for connection of a hose nozzle, operating temperature max. 60 °C, EPDM seat seal, integrated differential pressure-controlled safety cartridge with RV, integrated inlet-side stainless steel strainer, PN 10, horizontal installation position, drain valve at bottom, test cams for connecting the test valves, no dead space, operating handle with blue marking plate