Quarter turn rotatable flow control valve
Quiet and constant flow control valve
Quiet appliance water valve
Quiet high flow control valve
Quiet opening ball valve
Quiet water valve
Quieting means for a fluid flow control device using vortical fl
Quieting means for a fluid flow device
Radial flow valve assembly
Radial flow valve assembly
Radiator valve
Radiator valve incorporating presetting means
Radiator vent valve
Reduced noise disk valve assembly
Regulation valve
Reverse flow fueldraulic valve
Reversing orifice assembly for a solenoid operated valve assembl
Rotary ball fluid control valve with noise attenuator
Rotary ball valve assembly
Rotary noise attenuating valve