Product details
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M-Series Low-Flow Pressure Relief Valves
Griffco M-Series diaphragm low-flow pressure relief valves are pump system valves 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. Also known as bypass valves.
Features & Benefits
Valve Features
- 2-port, 3-port, and 90° configurations
- Solid, robust, machined construction
- Union, threaded and socket connection options
- Molded Noryl top with integral hardware locking
- 316L SS metal valve and top options
- Molded PTFE/EPDM diaphragm
- Adjustable up to 350 psi (24 bar)
- 4 optional pressure ratings (springs)
- Valve sizes from 1/4" to 1/2" or DN 8 to DN 15
- Tamper-resistant adjustment screw
- High-temperature option up to 300°F (149°C)
Griffco Benefits
- High reliability at affordable price
- Long diaphragm life
- Wide range of valve materials
- Multiple diaphragm material options
- Factory or field settable
Additional Notes
Available Sizes
- 1/4" to 1/2" or DN 8 to DN 15
Wetted Materials
- PVC
- CPVC
- Polypropylene
- PVDF
- PTFE
- Halar®
- 316 SS
- Alloy 20
- Hastelloy® C
Alternate configurations
| SKU | Description | List price | - |
|---|---|---|---|
| GVI-PRM2038A | PRM2038-A | 2 Port M-Series PRV - Alloy 20 - 3/8 inch NPT | $1,055.00 | |
| GVI-PRM2038A90 | PRM2038-A90 | 2 Port M-Series PRV - Alloy 20 - 3/8 inch NPT - 90 deg | $1,055.00 | |
| GVI-PRM2038C | PRM2038-C | 2 Port M-Series PRV - Hast C - 3/8 inch NPT | $1,455.00 | |
| GVI-PRM2038C90 | PRM2038-C90 | 2 Port M-Series PRV - Hast C - 3/8 inch NPT - 90 deg | $1,455.00 | |
| GVI-PRM2038CP | PRM2038-CP | 2 Port M-Series PRV - CPVC - 3/8 inch NPT | $277.00 | |
| GVI-PRM2038CP90 | PRM2038-CP90 | 2 Port M-Series PRV - CPVC - 3/8 inch NPT - 90 deg | $277.00 | |
| GVI-PRM2038K | PRM2038-K | 3/8 inch M-Series 2-Port Pressure Relief Valve - PVDF | $435.00 | |
| GVI-PRM2038K90 | PRM2038-K90 | 2 Port M-Series PRV - PVDF - 3/8 inch NPT - 90 deg | $435.00 | |
| GVI-PRM2038P | PRM2038-P | 3/8 inch M-Series 2-Port Pressure Relief Valve - PVC | $194.00 | |
| GVI-PRM2038P90 | PRM2038-P90 | 2 Port M-Series PRV - PVC - 3/8 inch NPT - 90 deg | $193.00 | |
| GVI-PRM2038PP | PRM2038-PP | 3/8 inch M-Series 2-Port Pressure Relief Valve - PP | $201.00 | |
| GVI-PRM2038PP90 | PRM2038-PP90 | 2 Port M-Series PRV - PP - 3/8 inch NPT - 90 deg | $201.00 | |
| GVI-PRM2038S | PRM2038-S | 3/8 inch M-Series 2-Port Pressure Relief Valve - 316SS | $562.00 | |
| GVI-PRM2038S90 | PRM2038-S90 | 2 Port M-Series PRV - 316L SS - 3/8 inch NPT - 90 deg | $562.00 | |
| GVI-PRM2038T | PRM2038-T | 3/8 inch M-Series 2-Port Pressure Relief Valve - PTFE | $386.00 |
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