Yagona orifis Avtomatik havo vanaları, Flanşlı End
Ismi: Single orifis Avtomatik havo valfi s, Flanşlı End
1.Standard: Conforms to BS EN1074-4:2000
2.Flange drilled to EN1092-2
3.Material: Ductile Iron
4.Normal Pressure:PN10/16
5.Size: DN40-DN200