WST909 Flanged Backflow Preventer (upon request)

Flanged backflow preventer, with regulated reduced pressure zone, to UNI 9157 standards.
WATTS patented high protection series “AIR IN - WATER OUT”.
Cast iron body lined on inside and outside with 2 coats of epoxy resin.
Stainless steel discharge valve guides and springs. Max. operating temperature: 60°C.
Max. operating pressure: 10 bar. Flanged fittings: NP 10.
Complete with inspection system and stainless steel connection to discharge pipe for ND 65 and 80.
With drain funnel from ND 100 to ND 250.

DEDICATED TO EXPORT MARKETS AND/OR SPECIAL APPLICATIONS REQUIRING US APPROVAL.