Product Description
Griffco G-Series diaphragm back
pressure valves with solid PTFE flanges 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:
Available Sizes:
- 1/2" to 1" or DN 15 to DN 25
Product Features
- Solid, robust, one-piece machined construction
- Flanged connection
- Leak-free design - no glue, no seals
- High reliability at a low cost
- Anti-siphon function
- Molded Noryl top with integral hardware locking
- Composite PTFE/EPDM diaphragm
- Multiple diaphragm material options
- Long diaphragm life
- Adjustable up to 150 psi (10 bar)
- Valve sizes from 1/2" to 1" or DN 15 to DN 25
- Tamper-resistant adjustment screw
- High-temperature option up to 300°F (149°C)
- Factory or field settable