Watts LF009-DNRS-FS 3 - Part of the LF009 Series geogrid Certified NSF standard 61/ANSI 8

Certified NSF standard 61/ANSI 8

This 2 IN dual check valve backflow preventer is designed to prevent the reverse flow of polluted water from residential fire sprinkler systems from entering into the potable water supply

making this drain well suited for correctional applications where safety and reliability are critical

ZM415SH-2NH

ZB415-SZ1-3NL

Watts LF009-DNRS-FS 3 - Part of the LF009 Series geogrid Certified NSF standard 61/ANSI 8This 3 inch lead free reduced pressure zone backflow preventer assembly is designed to prevent the flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. Ideal for protection in continuous pressure piping applications and at cross connections identified as health hazards. This assembly consists of a cast iron body, domestic non rising stem resilient seated gate valves, top mounted test cocks, two