
WST909 Flanged Backflow Preventer (upon request)
Description
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.
Part no.
Type | Part no. WII | Part no. WID |
|
WST 909 | 1505006 |
|
65 |
WST 909 | 1505008 |
|
80 |
WST 909 | 1505010 | 10002329 | 100 |
WST 909 | 1505015 | 10002330 | 150 |
WST 909 | 1505020 | 10002331 | 200 |
WST 909 | 1505025 | 10002332 | 250 |