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Documentation
Details
| DN inches NPS | 2'' |
|---|---|
| Mounting direction | Horizontal |
| EN face-to-face standard | EN 558 series 1 |
| Brand | CALEFFI |
| Closure member material | Bronze |
| Application | Protection of the drinking water network |
| Face to Face (mm) | 230.0 |
| Fluid | Hot water / Cold water / Drinking water / Compressed air / Domestic fuel |
| Gasket | EPDM |
| Body material | Ductile iron |
| PS (bar) | 16 |
| Connections | Flanged PN10/16 |
| Seats | Bronze |
| TS max (°C) | 60 |
| TS min (°C) | 10 |
| Drinking water compatibility | Yes |
| Warranty period | 10 years |
| NF | Yes |
| Obturator type | Spring |
Anti-pollution ductile iron check valve 346
The 346 series anti-pollution check valve is made of ductile iron GJS-450-10, flanged PN10/16, with bronze obturator and EPDM gasket, EN 558 series 1 face to face. It is ACS 4MS NF certified for drinking water networks.