Industrial Valves

Meridian Back Pressure Valve


Meridian’s Back Pressure Valve(MBPV) is available in a NPT threaded configuration from 1″ to 4″, or a wafer style carrier that fits between flanges in sizes 2″ to 4″ in all pressure classes (RF, RTJ, or RFxRTJ).


  • Prevent liner collapse in water injection lines
  • Maintain back pressure in sales gas line of 2 or 3 phase separators or glycol dehydrators
  • Bypass lines (filters, pumps)
  • Vacuum breaker
  • Automatic bypass for pig launcher/receiver


  • Adjustable Spring setting (2 to 40 psi)
  • Use in any orientation
  • Replaces a check valve
  • Stainless steel construction for corrosion resistance
  • Metal seating or soft seating
  • Can be sized to specific application