Sight Glass with NRV
Visual flow check with backflow protection
S3 Sight Glass with NRV combines clear inline flow visibility with non-return valve protection in one compact assembly. It helps operators verify flow condition while automatically preventing reverse flow, making it suitable for pump discharge lines, process pipelines, and utility systems.
Key Engineering Features
- Integrated sight glass and non-return valve
- Clear visual flow monitoring
- Automatic backflow prevention
- Compact inline installation
Need detailed drawings?
General Assembly (GA) drawings available upon request.
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