Watts LF909-NRS-FS 4 - Part of the LF909 Large Series silt-fence-selector copper thermostat

copper thermostat

304 stainless steel material

It is easily opened for gravity circulation

UPC - 098268652062

Watts LF909-NRS-FS 4 - Part of the LF909 Large Series silt-fence-selector copper thermostatThis 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 and from other contaminants found at the service line entrance. This assembly consists of an epoxy coated cast iron body, non