Back Pressure Valves
Help stabilize the downstream pressure and deliver consistent flow
Back Pressure Valves ensure that certain types of pumps deliver consistent flows or allow for high accuracy and stable operation. Also known as loading valves or anti-siphon valves.
| Model | Size | Maximum Flow Pulsating | Maximum Flow Continuous | Maximum Pressure |
|---|
Standard Materials
- Polypropylene
- PVC
- CPVC
- PVDF
- PTFE
- Halar®
- 316L SS
- Alloy 20
- Hastelloy® C
Standard Connections
- Threaded
- Flanged
- Union
- Socket
Spring Ranges
- 10 to 150 psi (1 to 10 bar) standard
- 0 to 50 psi (0.0 to 3.5 bar)
- 10 to 250 psi (1 to 17 bar)
- 50 to 350 psi (3.5 to 25 bar)
Diaphragm Materials
- EPDM/PTFE (standard)
- FKM (Viton®)
- CSM (Hypalon®)
- PTFE/FKM
- Kalrez®
Configurations
- 180˚ ports (standard)
- 90˚
- Wall mount
Options
- Priming port
- Adjustment knob
- Metal tops
- Metal adjustment screw
- Material certifications
Variations and Options Include:
- Unibody Valve with union connections, made from a solid PVC or CPVC body
- PTFE Flanged G-Series valve with flange connections, made from a solid PTFE body
- ARV Air release valve acts as a priming valve for a back pressure valve
3D CAD Drawings Now Available
Three-dimensional CAD drawings are now available for you to download and use in your pumping system designs.
GRIFFCO PRODUCTS
Find Your Local Distributor
Locate an authorized Griffco Valve distributor that can provide you with sales, customer service, and technical support.
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Protect your pumping system with the correct size Pulsation Dampener from Griffco Valve. Use the Griffco Pulsation Dampener Calculator.
