Membranowe zawory zwrotne - 407RR

- PRESSURE PFA/PS in bar θ 60°
- CASING : GJL cast iron
- 447RR : length according to EN558-I serie 48
- Inside and outside polyamid coating
- SEAT : DN40 to 80 : Stainless Steel DN100 to 200 : Polyamid coated steel
- SEALS : EPDM - MEMBRANE : NR (natural rubber)
| DN | PFA | PS | Cat | Réf. | UV | ||||
| " | mm | water | L1 | L2 | G1 | G2 | |||
| 2 | 50 | 16 | 16 | 16 | 16 | 16 | 1 | 149B1721 | 1 |
| 21/2 | 65 | 16 | 16 | 16 | 15 | 16 | 1 | 149B1533 | 1 |





