Watts LF909-DNRS-FS 4 - Part of the LF909 Large Series ground-shipping or commercial floor applications —

or commercial floor applications — from maintenance areas and mechanical rooms to service floors and heavy-traffic zones

preventing rust

ZS400BS-2NL

UPC - 098268644050

O-Ring Kit Type Repair Kit Lead Free YES Product Group P & H KITS Products Used On Series LFN170-M3

Watts LF909-DNRS-FS 4 - Part of the LF909 Large Series ground-shipping or commercial floor applications —This 4 inch lead free reduced pressure zone backflow preventer assembly prevents the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. It is ideal for protection in continuous pressure piping applications and at cross connections identified as health hazards. This assembly consists of an epoxy coated cast iron body, domestic non rising stem resilient seated gate valves, captured spring