Backflow preventer 1'' - red brass with manometerDIN DVGW tested for protection of tap water from backflowing treated water. Housing made of brass; both sides with female thread unions; integrated check valve, closing body made of high quality plastic; with manometer and fitted discharge hopper for connecting 40mm plastic pipe or threaded pipe R 1''. Technical Data Connection: R 1'' Length: 159 mm Kvs value: 8. 0 Reaction pressure A: 0. 5 bar Operation pressure: max. 16 bar Operation temperature:
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DIN/DVGW tested for protection of tap water from backflowing treated water. Housing made of brass; both sides with female thread unions; integrated check valve, closing body made of high quality plastic; with manometer and fitted discharge hopper for connecting 40mm plastic pipe or threaded pipe R 1''.
Technical Data Connection: R 1'' Length: 159 mm Kvs value: 8.0 Reaction pressure A: 0.5 bar Operation pressure: max. 16 bar Operation temperature: max. 40°C DVGW number: 571 V