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.