Backflow Preventer
Backflow preventer likes an upgraded check valve. It’s always used for prevent the water back flow to main pipe from customer.
Additional information
| Body | Ductile iron |
|---|---|
| Connect | Flange |
| Size | DN50-300 |
| Media | Water |
| Screen | SS304 |
Product Details:
Characteristics
· Safer
· Full bore design
· BC, bolted cover
· Flexible rubber disc
· Silent valve open and close
Material
· Body: Ductile iron EN-GJS-400-15 (GGG-40)
· Bonnet: Ductile iron EN-GJS-400-15 (GGG-40)
· Bonnet bolts: Stainless steel A2 (DIN EN ISO 3506)
· Wedge: Ductile iron EN-GJS-400-15 (GGG-40) encapsulated with EPDM vulcanized
· Internally and externally epoxy coated
