Non Return Valve (lip ring) Ø250-315-400
The non return valve can be installed both indoors and out. Installation that allows easy inspection, inside an accessible recess, in an inspection pit, or in sight installation on a pipeline with support brackets, is always recommended.
Sigle Socket - Standard lip Ring
| note : | Plastic flap |
| Use : | The non return valve can be installed both indoors and out. Installation that allows easy inspection, inside an accessible recess, in an inspection pit, or in sight installation on a pipelin |
| Reference | DN (mm) | S (mm) | L1 (mm) | L2 (mm) | L3 (mm) | L4 (mm) | RAL | Flaps | Type |
|---|---|---|---|---|---|---|---|---|---|
| 1552591 | 250 | 6,2 | 130 | 102 | 520 | 374 | RAL 8023 | TYPE 1 | - |
| 1553091 | 315 | 7,7 | 160 | 125 | 615 | 440 | RAL 8023 | TYPE 1 | - |
| 1554091 | 400 | 9,8 | 245 | 140 | 800 | 480 | RAL 8023 | TYPE 0 | without emergency closure device |
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