Backflow preventer with multifunction geometry. BA type. DN 20. 3/4” nut x 3/4” M

Leírás: 

Backflow preventer
with multifunction geometry. BA type.
Chrome plated. Dezincification resistant alloy body.
Complete with connection fitting 
to the drain cock at the inlet
and hose connection at the outlet.
For vertical installation.
Complete with strainer at the inlet.
Max. working pressure: 10 bar.
Max. working temperature: 65°C.
Certified to EN 12729 and
Beschluss 4/2007 standard.