Backflow preventers
Guided check valves
Butterfly valves
Control valves
Other productsNon return valves - EA271
EA271
housing, water distributions, protection of drinking water networks
male/male
Description :
- PRESSURE PFA/PS in bar θ 80°
- CASING : brass
- 2 drilled bosses 1/4” with POM (polyacetal) plugs
- GUIDING + CLOSING SYSTEM : POM (polyacetal) or PA
- SEAL : NBR (nitrile) lip-ring
- SPRING : stainless steel
- SPECIAL : with sockets and nuts
| DN | PFA | PS | Cat | Ref. | UV | |||
| " | water | L1 | L2 | G1 | G2 | |||
| 1/2 | 10 | 10 | 10 | 10 | 10 | 3.3 | 149B 2300 | 10 |
| 3/4 | 10 | 10 | 10 | 10 | 10 | 3.3 | 149B 2201K | 10 |
| 1 | 10 | 10 | 10 | 10 | 10 | 3.3 | 149B 2202K | 10 |
| 11/4 | 10 | 10 | 10 | x | 10 | 3.3 | 149B 2203K | 10 |
| 11/2 | 10 | 10 | 10 | x | 10 | 3.3 | 149B 2204K | 10 |
| 2 | 10 | 10 | 10 | x | 10 | 3.3 | 149B 2205K | 10 |
EA251SPU
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