Watts LF909-NRS-NYC-FS 3 - Part of the LF909 Large Series

Watts LF909-NRS-NYC-FS 3 - Part of the LF909 Large SeriesThis 3 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. 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, NRS gate valves, captured spring check valves, replaceable seats, top

Specifications Adapter Material Steel Brand Watts Class Rating Does Not Apply To Product EAN 098268827507 Gasket Material EPDM Gasket Maximum Pressure 50 PSI Gasket Maximum Pressure-BAR 3

Low-Profile Grate: Engineered to rest nearly level with surrounding surfaces like tile or stone

50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 1 1/4 IN Outlet Connection Type Union Joint Outlet Shutoff Valve Type Quarter Turn Ball Valve Outlet Thread Type NPT Part Number 88004519 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Stainless Steel Series U009 Strainer No Technologies Flood Detection Tradename None Specification Sheet - Flood Sensor Connection Kit - Watts

Second Check Repair Kit

8" (NH only)

The Cast in Place warning plates are replaceable should they get damaged by service vehicles or worn out over time

it ensures long-lasting performance while maintaining flexibility for easy installation

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Flashing clamp with integral gravel stop for secure membrane integration

It delivers reliable water relief where roof edges or parapets collect runoff

Internal parts are easy to access and service with no special tools required

Stackable cast iron strainer with extended shank for height adjustment and adaptation