Valve with handle-mounting ring
Valve with heat responsive bearing assembly providing back...
Valve with hydraulic lock
Valve with improved backseat arrangement
Valve with improved flow passage
Valve with improved seal
Valve with improved sealing structure
Valve with improved seating structure
Valve with improved shaft retainer
Valve with increased inlet flow
Valve with indicator circuit
Valve with inflatable membrane
Valve with internal accumulator and check valve
Valve with internal diffuser
Valve with perforated ribbon silencing element
Valve with presetting of the amount of throughflow
Valve with pressure adaptable seat
Valve with pressure indicator
Valve with redundancy on closing
Valve with regulating function