Watts LF919-QT-S-AG-FS 1 1/4 - Part of the LF919 Series roof-hatch-finder fully wrapped

fully wrapped

Specifications Body Material Bronze Brand Watts EAN 098268578508 Inlet Connection Size 3/4 IN Inlet Connection Type Female Threaded Inlet Thread Type NPTF Lead Free NO Maximum Working Pressure-PSI 108 Outlet Connection Size 3/4 IN Outlet Connection Type Female Threaded Outlet Thread Type NPTF Part Number F274835 Pressure Range Does Not Apply To Product Pressure Relief Setting-PSI 145 Series 174A Specification Sheet - 174A

50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 1/2 IN Outlet Connection Type Union Pex Expansion Outlet Thread Type Does Not Apply To Product Part Number 88009135 Series LFN55B-M1 Standard Reduced Pressure Setting-BAR 3

an adjustment nut with locking feature

Watts LF919-QT-S-AG-FS 1 1/4 - Part of the LF919 Series roof-hatch-finder fully wrappedThis 1 1 4 inch lead free reduced pressure zone backflow preventer assembly includes a flood sensor with SentryPlus Alert technology to detect water discharges from the relief valve. When activated through an add on sensor connection kit, the flood sensor can send an alert to notify facility personnel about potential flooding. Add on sensor connection kits are available for BMS and cellular communications. This assembly is designed to prevent the flow