Instrumentation Valves Product Ranges ALCON – Piston Actuated Valves ALCON – Solenoid Operated Valves BIFOLD – Ball Valves BIFOLD – Check Valves BIFOLD – Fire Safe Valves BIFOLD – Flowline Pilot Valves BIFOLD – High Pressure Gas Solenoid Valves BIFOLD – Hydraulic Pilot, Interface, Mechanical Valves BIFOLD – Hydraulic Solenoid Valves BIFOLD – Medium Pressure Ball valves BIFOLD – Medium Pressure Needle valves BIFOLD – Needle Valves BIFOLD – Pneumatic Mechanical Valves BIFOLD – Pneumatic Pilot Valves BIFOLD – Pneumatic Solenoid Valves BIFOLD – Pressure Sensing Valves BIFOLD – Quick Exhaust Valves BIFOLD – Relief Valves BIFOLD – Shuttle Valves BIFOLD – Solenoid Operated Valves BIFOLD – Subsea Needle valves BIFOLD – Subsea Pilot, Interface, Mechanical Valves BIFOLD – Subsea Shuttle Valves BIFOLD – Subsea Solenoid Valves BIFOLD – Thermal Relief valves Fire Safety Valves Flow Control valves High Flow Exhaust Valves Logic Valves M&M International – Piston Actuated Valves M&M International – Solenoid Operated Valves MIDLAND – Control Valves MIDLAND – Poppet Valves MIDLAND – Quick Exhaust Valves MIDLAND – Relief Valves MIDLAND – Shuttle Valves MIDLAND – Solenoid Operated Valves Needle Valves Pilot & Mechanical Valves