Non-return valve 6 is used in heating and cooling systems.
The arrow on the valve body indicates the direction of flow. The non-return valve operates regardless of position. Use the non-return valve’s wrench flat for the relevant side during assembly. The thread is sealed in the usual way.
The valve requires no maintenance. The installation should be checked regularly.
|Max. working pressure:
|G - male thread, G - female thread
Material, Valve body Brass MS 58
Material, Valve cone Soft sealing valve cone with NBR
Material, Valve spring stainless steel AISI 302
Pressure drop diagram
6 Check Valve