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Gauge & Instrument Guards
Griffco diaphragm gauge guards and instrument isolators are designed to enhance the performance of chemical feed systems. The addition of gauges to the system ensure optimal pressures are maintained. Diaphragm isolators protect instruments against chemical attack. Also known as diaphragm isolators.
Features & Benefits
Instrument Gauge Guards Features
- Molded Noryl Top
- 316 SS Gauge Connection
- Calibration Screw for Zeroing
- Available with or without Gauge
Griffco Benefits
- Reliable Instrument Protection
- Will perform in any position
- Multiple Diaphragm Options
- No Metal Fasteners
Additional Notes
Body
- PVC
- CPVC
- Polypropylene
- PTFE
- PVDF
- 316L SS
Top
- Noryl
O-Ring
- Viton
Diaphragm
- Standard: Viton
- Optional: PTFE, Hypalon, Kalrez
Connections
- Types: NPT, BSPT, Socket, Union, Flange
- Sizes: 1/4", 3/8" and 1/2"
- Gauge Port Size: 1/4"
Maximum Temperature
- PVC: 140° F (60° C)
- CPVC & Polypropylene: 190° F (87° C)
- PVDF: 300° F (150° C)
Gauge Options
- No Gauge
- Economy Gauge: Brass Case with Brass Connection
- Mid-Range Gauge: 304 SS Gauge Case with Brass Connection
- Premium Gauge: 304 SS Gauge Case with 316 SS Connection, Glycerin Filled
Pressure Range Options
- 0 - 160 psi (Standard)
- 0 - 60 psi
- 0 - 100 psi
- 0 - 200 psi
Chemical Compatibility
Alternate configurations
| SKU | Description | List price | - |
|---|---|---|---|
| GVI-GGU025A0 | GGU025-A0 | No Gauge - 1/4 inch Union - Alloy 20 | $0.01 | |
| GVI-GGU025A1x | GGU025-A1x | Economy 2.5 inch Gauge - 1/4 inch Union - Alloy 20 | $0.01 | |
| GVI-GGU025A2x | GGU025-A2x | Mid-Range 2.5 inch Gauge - 1/4 inch Union - Alloy 20 | $0.01 | |
| GVI-GGU025A3x | GGU025-A3x | Premium 2.5 inch Gauge - 1/4 inch Union - Alloy 20 | $0.01 | |
| GVI-GGU025C0 | GGU025-C0 | No Gauge - 1/4 inch Union - Hast C | $0.01 | |
| GVI-GGU025C1x | GGU025-C1x | Economy 2.5 inch Gauge - 1/4 inch Union - Hast C | $0.01 | |
| GVI-GGU025C2x | GGU025-C2x | Mid-Range 2.5 inch Gauge - 1/4 inch Union - Hast C | $0.01 | |
| GVI-GGU025C3x | GGU025-C3x | Premium 2.5 inch Gauge - 1/4 inch Union - Hast C | $0.01 | |
| GVI-GGU025CP0 | GGU025-CP0 | No Gauge - 1/4 inch Union - CPVC | $208.00 | |
| GVI-GGU025CP1x | GGU025-CP1x | Economy 2.5 inch Gauge - 1/4 inch Union - CPVC | $240.00 | |
| GVI-GGU025CP2x | GGU025-CP2x | Mid-Range 2.5 inch Gauge - 1/4 inch Union - CPVC | $270.00 | |
| GVI-GGU025CP3x | GGU025-CP3x | Premium 2.5 inch Gauge - 1/4 inch Union - CPVC | $323.00 | |
| GVI-GGU025K0 | GGU025-K0 | 1/4 inch Gauge Guard - Union Connection - PVDF - No Gauge | $385.00 | |
| GVI-GGU025K1x | GGU025-K1x | Economy 2.5 inch Gauge - 1/4 inch Union - PVDF | $421.00 | |
| GVI-GGU025K2x | GGU025-K2x | Mid-Range 2.5 inch Gauge - 1/4 inch Union - PVDF | $448.00 |
Call or text: +1 (484) 544-0506
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