Watts LF909M1-OSY-ALERT 8 - Part of the LF909 Large Series HDPE and a socket-outlet for schedule

and a socket-outlet for schedule 40 PVC connections

ZB101-14NH

stem packing

is used when retrofitting a backflow preventer into an installation where an existing backflow preventer is being replaced

Watts LF909M1-OSY-ALERT 8 - Part of the LF909 Large Series HDPE and a socket-outlet for scheduleThis 8 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