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Headline
Medium Pressure Back Pressure Valves
Griffco BPMP-Series diaphragm back pressure valves are designed to enhance the performance of chemical feed systems by applying a continuous back pressure to the chemical feed pump, while also acting as an anti-syphon valve. Robust construction ensures reliability in the rigorous service of municipal and industrial applications. Wetted materials include: 316 SS, A20, Hast. C, and Titanium. Available sizes: 1⁄4″ – 1″. Also known as medium pressure anti-siphon valves.
Features & Benefits
Valve Features
- Solid, robust, single-piece machined construction
- Anti-siphon function
- Available in 316 SS, A20, Hast. C and Titanium
- Adjustable up to 800 psi (55 bar)
- Valve sizes from 1/4" to 1" or DN 8 to DN 25
- Tamper-resistant adjustment screw
Griffco Benefits
- High reliability at affordable price
- Long diaphragm life
- Multiple diaphragm material options
Additional Notes
Available Sizes
- 1/4" to 1" or DN 8 to DN 25
Wetted Materials
- 316 SS
- A20
- Hast. C
- Titanium
Performance
| MPN | Size (Inch) | Size (Metric) | Max Flow Pulsating (GPH) |
Max Flow Pulsating (LPH) |
Max Flow Continuous (GPM) |
Max Flow Continuous (LPM) |
Max Pressure (PSI) | Max Pressure (BAR) |
|---|---|---|---|---|---|---|---|---|
| BPMP-M025 | 1/4" | DN 8 | 250 | 946 | 13 | 49 | 800 | 55 |
| BPMP-M038 | 3/8" | DN 10 | 490 | 1,854 | 25 | 94 | 800 | 55 |
| BPMP-M050 | 1/2" M-Series | DN 15 | 700 | 2,649 | 36 | 136 | 800 | 55 |
| BPMP-G050 | 1/2" G-Series | DN 15 | 740 | 2,801 | 38 | 143 | 800 | 55 |
| BPMP-G075 | 3/4" | DN 20 | 850 | 3,217 | 44 | 166 | 800 | 55 |
| BPMP-G100 | 1" | DN 25 | 1,060 | 4,012 | 56 | 211 | 800 | 55 |
Chemical Compatibility
Exploded view
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