Watts LF919-QT-S-AG-FS 1 1/4 - Part of the LF919 Series

Watts LF919-QT-S-AG-FS 1 1/4 - Part of the LF919 SeriesThis 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

brass drain tap

This 1/4 inch lead free Maxi-Flo check valve is used in general industrial and plumbing applications to prevent the effects of water hammer in the piping system

Specifications Body Material Bronze Brand Watts EAN 098268739770 Inlet Connection Size 3/4 IN Inlet Connection Type Male Threaded Inlet Thread Type NPT Lead Free NO Maximum Temperature-Fahrenheit 210 Maximum Working Pressure-PSI 150 Outlet Connection Size 3/4 IN Outlet Connection Type Female Threaded Outlet Thread Type NPT Part Number 0066445 Pressure Range 75 to 150 PSI Pressure Relief Setting-PSI 150 Protection Type Temperature And Pressure Series SL100XL Shank Length 1 1/4 IN Temperature Relief-Fahrenheit 210 Thermostat Probe Length 3 1/2 IN Specification Sheet - SL100XL

Heavy duty slotted and knurled adjusting screw

Vandal proof screws are standard

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 88009128 Series LFN45B Standard Reduced Pressure Setting-BAR 3

With 3/4" mesh openings

3/4 inch union connection to the water heater and 3/4 inch union with threaded tailpieces for connection to the plumbing line

Protect your drainage system from clogging with the Dura Slope® Channel Drain Grate

bolted cover flange with flat gasket seal

efficient drainage under frequent water exposure

This 1 inch 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 in accordance with national plumbing codes and water authority requirements