The non-return valve is an anti-flooding device that closes automatically when a backflow of the sewer system occurs and allows a return to normal drainage when the backflow ceases.
Codice | Colore | Idonea per valvole ø mm | ||||
PAV175N | Nero | 100-110-125-140-160-200 |
? Universal anti-rat replacement
? 100-110 mm ? 125-140 mm ? 160-200 mm