Franke Eiger Hot Tap Valve (133.0069.365) - 1/2" Cartridge S1022 / 133.0438.154
It will make sure you are safe from scalding in case of accidental water flow. Check if water has been isolated by turning the tap on. Screw the threads clockwise. Do not overtighten. Tap Maintenance: Franke Eiger Tap Valve.