Tank Safety Devices
Non-Metallic Pressure / Vacuum Relief Vents
Non-Metallic Pressure / Vacuum Relief Vents
Chemoil supplies Non-Metallic Pressure / Vacuum Relief Vents from leading global manufacturers, designed to protect atmospheric storage tanks and process vessels handling highly corrosive chemicals and aggressive media. Manufactured using corrosion-resistant non-metallic materials such as FRP, PVC, CPVC, PP, PVDF, and PTFE-lined components, these vents provide reliable pressure and vacuum protection while minimizing product loss and fugitive emissions. They are widely used in Chemical Processing, Pharmaceutical, Water Treatment, Fertilizer, Acid Handling, and Corrosive Process Industries.
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Key Features
- ✔️ Excellent Corrosion Resistance
- ✔️ Protects Tanks from Overpressure & Vacuum Conditions
- ✔️ Suitable for Highly Corrosive Chemicals
- ✔️ Low Emission & Product Loss Design
- ✔️ Weather Resistant Construction
- ✔️ Lightweight & Durable Design
- ✔️ Reliable Pressure & Vacuum Relief
- ✔️ Low Maintenance Operation
- ✔️ Available in Various Non-Metallic Materials
- ✔️ Designed to International Standards
Technical Specifications
| Parameter | Details |
|---|---|
| Size Range | 1/2" to 48" (DN15 to DN1200) |
| Pressure Rating | Class 150 to 2500 (PN16 to PN420) |
| Temperature Range | -196°C to 538°C |
| End Connections | Flanged, Butt-Weld, Socket-Weld, Threaded |
| Body Materials | Carbon Steel, Stainless Steel, Alloy Steel, Duplex |
| Trim Materials | SS316, Stellite Gr. 6, Monel, Inconel |
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