Watts LF009-NRS-S-FDA-FS 2 1/2 - Part of the LF009 Series roof-hatch-finder ZB400E-2NH

ZB400E-2NH

ZN415C-3NL

200 psi pressure rating

is for series 709 which helps to prevent the reverse flow of polluted water from entering into the potable water supply

ZN1950-4NH

Watts LF009-NRS-S-FDA-FS 2 1/2 - Part of the LF009 Series roof-hatch-finder ZB400E-2NHThis 2 1 2 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, FDA epoxy coated strainer, non rising stem resilient seated gate valves, top