Overview
The Milton Roy GVB20 is a reliable back pressure valve designed to maintain set discharge pressure for positive displacement metering pumps. This Milton Roy GVB20 model operates across a 10-150 PSI adjustable range and features robust construction for industrial dosing applications. With factory-set pressure of 60 PSI and field-adjustable settings, it provides dependable pressure regulation to ensure accurate pump performance and system stability.
Key Features
- Adjustable pressure range: 10-150 PSI for flexible system integration
- 1/4″ NPT threaded connections for standard industrial piping compatibility
- Externally adjustable pressure setting for field tuning without disassembly
- Robust construction designed for metering pump discharge applications
- Factory-set at 60 PSI; easily recalibrated for your system requirements
Technical Specifications
- Model: GVB20
- Pressure Range: 10-150 PSI adjustable
- Factory Set Pressure: 60 PSI
- Port Connection: 1/4″ NPT (National Pipe Thread)
- Adjustment Method: External screw adjustment
- Application: Metering pump back pressure regulation
Typical Applications
Milton Roy back pressure valves are essential components in chemical metering, water treatment, and industrial dosing systems. The GVB20 maintains discharge pressure to ensure:
- Accurate metering pump flow rates and injection accuracy
- Consistent system pressure above inlet conditions
- Protection of downstream equipment from pressure fluctuations
- Reliable performance in chemical injection, water treatment, and industrial process applications
Compatibility & Replacements
Compatible With
- Milton Roy positive displacement metering pumps
- Industrial chemical injection systems
- Water treatment and conditioning equipment
- Standard 1/4″ NPT piping and fittings
- Dosing systems requiring 10-150 PSI back pressure regulation
Replaces / Drop-In Replacement For
The Milton Roy GVB20 may replace or substitute for other Milton Roy back pressure valve models in similar capacity ranges. Reference model 745-034 and SKU 928907 for component verification with your system integrator.
Works With
- Milton Roy positive displacement pump product line
- Standard industrial pressure relief and back pressure valve systems
- 1/4″ NPT male and female threaded connections
- Pulsation dampeners and system pressure monitoring equipment




