Watts LF909 NRS FS 2 1 2 Part of the LF909 Large Series Window Well Extension NEMA 4X Enclosure NEMA 4X Enclosure Specifications Body Material Cast Iron Body Pattern Basket Bolt Material Cast Iron Brand Watts Buy American Act Compliant NO Class Rating 125 EAN 098268880946 Flange Material Cast Iron Inlet Connection Size 2 1 2 IN Inlet Connection Size Metric 65 MM Inlet Connection Type Flanged Joint Inlet Thread Type Does Not Apply To Product Lead Free YES Outlet Connection Size 2 1 2 IN Outlet Connection Type Flanged Joint Outlet Thread Type Does Not Apply To Product Part Number 0823055 Plug Material Cast Iron Retainer Cover Type Bolted Cap Screen Material Stainless Steel Series 97FB CI WOG Rating 200 PSI Specification Sheet 97FB CI This 2 1 2 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 Specification Sheet Flood Sensor Connection Kit Watts (French)