Mark 68G Series – Globe Style Regulator

The Mark 68G is a self-operated, globe style pressure reducing valve. It offers high capacity, accurate regulation, and easy servicing, making it an ideal choice for industrial pressure reducing applications. The bottom-entry design makes the Mark 68G simple to clean or repair. The diaphragm can be easily accessed from the top allowing some repairs to be conducted without removing the valve from the line.


  • Easy to Maintain and Service – Bottom entry to expose plug, stem and seat. Diaphragm accessible from top, allows for in-line maintenance
  • Large effective diaphragm area reduces droop for increased accuracy and sensitivity
  • Large orifices and body passages provides high flow capacities
  • Tight shutoff with choice of hard (ANSI Class IV) or soft (ANSI Class VI shutoff
  • For applications with differential pressures up to 300 Psi (21 bar) – On water air, oil, gas, steam, and chemicals
  • Zero or minimal soft seals enhance chemical and temperature capabilities