020-3021
Check valve, NRV 28s E
Inlet connection type: Solder, ODF · Outlet connection type: Solder, ODF · Direction: Angleway
020-3025
Check valve, NRV 28s E
Inlet connection type: Solder, ODF · Inlet size [mm]: 28 · Outlet connection type: Solder, ODF
020-3056
Check valve, NRV 28s E
Inlet connection type: Solder, ODF · Inlet size [mm]: 35 · Outlet connection type: Solder, ODF