Backflow preventers
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Other productsGuided check valves - 422
422
corrosion resistant, pumping, water distribution, industry
with PN10 flanges
Description :
- PRESSURE PFA/PS in bar θ 100°
- CASING : GJL cast iron + epoxy
- SEAL : EPDM
- CLOSING SYSTEM and seat : bronze
- GUIDING SYSTEM : DN50 bronze other DN in cast iron epoxy coated
| DN | PFA | PS | Cat | Réf. | UV | ||||
| " | mm | water | L1 | L2 | G1 | G2 | |||
| 2 | 50 | 16 | 16 | 16 | 16 | 16 | 1 | 149B 2679 | 1 |
| 21/2 | 65 | 16 | 16 | 16 | 15 | 16 | 1 | 149B 2680 | 1 |
| 3 | 80 | 16 | 16 | 16 | 12 | 16 | 1 | 149B 2681 | 1 |
| 4 | 100 | 16 | 16 | 16 | 10 | 16 | 1 | 149B 2682 | 1 |
| 5 | 125 | 16 | 16 | 16 | 0.5 | 16 | 1 | 149B 2683 | 1 |
| 6 | 150 | 16 | 13 | 16 | 0.5 | 16 | 1 | 149B 2684 | 1 |
| 8 | 200 | 10 | 10 | 10 | 0.5 | 10 | 1 | 149B 2685 | 1 |
| 10 | 250 | 10 | 10 | 10 | 0.5 | 10 | 1 | 149B 2686 | 1 |
| 12 | 300 | 10 | 10 | 10 | 0.5 | 10 | 1 | 149B 2687 | 1 |
| 14 | 350 | 10 | 10 | 10 | 0.5 | 10 | 1 | 149B 2688 | 1 |
| 16 | 400 | 10 | 10 | 10 | 0.5 | 8 | 1 | 149B 2689 | 1 |
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