Watts LF909M1-QT-HW 1 1/2 - Part of the LF909 Small Series silt-fence-selector this unit has a 6

this unit has a 6 inch cast iron pipe size (CIPS) coupler for easy connection to the underground supply (AWWA C900 PVC) and 6 inch ductile iron pipe industry standard flanged-end connection (AWWA C606) on the building side for easy connection to the overhead fire sprinkler system

SITEDRAIN DS-184 geocomposite drain is composed of a dimpled polymeric perforated core with a nonwoven geotextile bonded to both sides

check valves

conical 316 stainless steel disc for full fluid flow

7% slope with depths from 5

Watts LF909M1-QT-HW 1 1/2 - Part of the LF909 Small Series silt-fence-selector this unit has a 6This 1 1 2 inch lead free reduced pressure zone backflow preventer assembly with its exclusive design incorporating the patented air in and water out principle for protection during an emergency condition prevents 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. Its compact modular design facilitates easy