Watts LF909-LF-FS 4 - Part of the LF909 Large Series ground-shipping High capacity air vent with

High capacity air vent with manual vent feature

It features a fabricated steel body coated inside and out with a white acid-resisting epoxy

thermo-bonded coated thermostat

70 Standard Reduced Pressure Setting-PSI 25 Strainer No Strainer Material Does Not Apply To Product Thermal Expansion Bypass No Trim Material Does Not Apply To Product Valve Style 2-way Specification Sheet - LF26A

Specifications Brand Watts Buy American Act Compliant NO Lead Free Not In Scope Specification Sheet - FD-Funnels

Watts LF909-LF-FS 4 - Part of the LF909 Large Series ground-shipping High capacity air vent withThis 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 without gate valves consists of an epoxy coated cast iron body, captured spring check valves, replaceable seats,