Slide gate valve
Slide plate for valves
Slide spool valve
Slide valve
Slide valve
Slide valve
Slide valve
Slide valve apparatus
Slide valve for a twin-cylinder pump for viscous fluids
Sliding gate fluid control valve
Sliding metal seal valve mechanism
Sliding spool type valve and method of making the same
Slotted sleeve for a rotary valve
Slow start valve
Snow hydrant
Solar energy operated irrigation surge valve
Solenoid actuated miniservo spool valve
Solenoid actuated three-way valve
Solenoid actuated toggle valve
Solenoid actuated valve device