Thermostat adapter for installing HERZ thermostatic heads with threaded connection M 28 x 1.5

1 6350 03 – for T&A thermostatic valves, threaded connection M 28 x 1.5

1 6357 11 – „H“, threaded connection M 30 x 1.5

1 6357 12 – for Watts, Cazzaniga, threaded connection M 30 x 1.5