Knob-operated manual valve with quarter-inch threaded connections.

Knob-operated manual pneumatic valve for system air control.

Manual pneumatic control valve with knob for industrial air systems and equipment.

Siemens manual pneumatic valve for hydraulic balancing in industrial HVAC and piping systems.

SMC knob-operated pneumatic manual control valve for air circuit management.

SMC knob manual control valve with 6mm push-in connection.

Manual knob-controlled pneumatic valve for directing compressed air in industrial systems.

Manual pneumatic control valve with knob operation for industrial air system flow management.

Siemens manual hydraulic balancing valve for pneumatic system flow control and regulation.

Knob-operated manual valve with push-in tube connections.

Knob-operated manual valve with three-eighths inch connections.

Knob-operated manual valve with half-inch threaded connections.

Manual pneumatic control valve for directing compressed air in industrial systems.

Manual bistable pneumatic valve with quarter-inch connections for air direction.

Siemens manual pneumatic valve for balancing hydraulic systems in building terminals.

Siemens manual pneumatic valve for balancing hydraulic terminal units with half-inch thread connection.

Pneumatic valve for balancing hydraulic flow in HVAC terminal units.

Manual hydraulic balancing valve for regulating fluid flow in systems.

Two-position twist-operated pneumatic valve for air flow control.

Compact plastic check valve for low-pressure pneumatic and fluid systems.

Manual hydraulic balancing valve for heating and cooling terminal units.

Manual pneumatic valve for air systems, normally closed, 1/8 inch connections.