Description
Caleffi FlowShield series dual check backflow preventer with atmospheric vent and 1/2″ female NPT connections on both sides. Commonly installed with a pressure reducing valve (such as AutoFill series) and is intended for protecting drinking water supply side from cross-contaminationcaused by back pressure or back-siphon. The valve is suitable for pressures up to 175 psi and continuous water temperatures ranging from 32°F to 210°F, with emergency backpressure tolerance up to 250°F.
Made in Italy.
Technical Specifications:
- Connections: 1/2″ Female NPT threaded Union on sides, 1/2″ FNPT on the bottom (vent)
- Max Operating Pressure: 175 psi
- Max Operating Temperature: 210°F
- Suitable Fluids: Water
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