Durgo VV-VF (81312)
Vacuum valve of type HB according to EN 1717. Vertical vacuum valve, flow-through model. Made from dezincification-resistant brass. Sealing of Viton® (fluorinated rubber) and a metal cone coated with non-stick Teflon® (PTFE). Male and female threads.
Durgo VV-VFC (81312 BV)
Vacuum valve of type HD according to EN 1717. Vertical vacuum valve with check valve, flow-through model. Made from dezincification-resistant brass. Sealing of Viton® (fluorinated rubber) and a metal cone coated with non-stick Teflon® (PTFE). Male and female threads.
| Art.No | Name | Product sheet | Connection | Flow capacity | Details | |
|---|---|---|---|---|---|---|
 | VV-VF-G15 | Backflow prevention Durgo VVVF (81312) DN15 | Brochure VV Eng | G15 / G15, male/female thread | Show more | |
| VV-VF-G20 | Backflow prevention Durgo VVVF (81312) DN20 | Brochure VV Eng | G20 / G20, male/female thread | Show more | |
| VV-VF-G25 | Backflow prevention Durgo VVVF (81312) DN25 | Brochure VV Eng | G25 / G25, male/female thread | Show more | |
 | VV-VFC-G15 | Backflow prevention Durgo VVVFC (81312VB) DN15 | Brochure VV Eng | G15 / G15, male/female thread | Show more | |
| VV-VFC-G20 | Backflow prevention Durgo VVVFC (81312VB) DN20 | Brochure VV Eng | G20 / G20, male/female thread | Show more | |
| VV-VFC-G25 | Backflow prevention Durgo VVVFC (81312VB) DN25 | Brochure VV Eng | G25 / G25, male/female thread | Show more |