Product Description
Griffco G-Series diaphragm pressure
relief valves are designed to protect chemical feed systems from over pressure
damage caused by defective equipment or a blockage in the chemical feed line.
Robust construction ensures reliability in the rigorous service of municipal
and industrial applications.
Wetted Materials:
- PVC
- CPVC
- PP
- PVDF
- PTFE
- Halar®
- 316 SS
- Alloy 20
- Hastelloy® C
Available Sizes:
- 1/2" to 4" or DN 15 to DN 100
Product Features
- High reliability at a low cost
- Anti-siphon function
- 2-port and 3-port configurations (90° and 180°)
- Solid, robust, machined construction
- Wide range of materials
- Flanged, union, threaded and socket connection options
- Molded Noryl top with integral hardware locking
- 316L metal valve and top options
- Molded PTFE/EPDM diaphragm
- Multiple diaphragm material options
- Long diaphragm life
- Adjustable up to 350 psi (24 bar)
- 4 optional pressure ratings (springs)
- Valve sizes from 1/2" to 4" or DN 15 to DN 100
- Tamper-resistant adjustment screw
- High-temperature option up to 300°F (149°C)
- Factory or field settable