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anchor flange and 4 inch push on connection
Cover O-ring Kit Type Relief Valve Rubber Parts Kit Lead Free YES Product Group BACKFLOW KITS UPC - 098268073461
UPC - 098268285321
40 Standard Reduced Pressure Setting-PSI 50 Strainer Yes Strainer Material Stainless Steel Thermal Expansion Bypass Yes Trim Material Bronze Type Kit Valve Style Standard UPC - 098268333169
When rainfall floods your hardscape and the excess surface water lingers
Watts LF909-OSY-ALERT 4 - Part of the LF909 Large Series nwgf anchor flange and 4 inchThis 4 inch lead free reduced pressure zone backflow preventer assembly with SentryPlus Alert technology for flood detection is designed to prevent the reverse flow of contaminated water from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements, as well as provide continuous monitoring, multi channel alerts, and automatic shutoff
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US$ 149.90