3/8"LF BRZ DUAL CHECK VALVE NBN HEALTH HAZARD RES H20 SYST BLACK PIPE NIPPLES 50# ROCKTITE ANCHOR CEM 3530678231
Yard notes & kiln story
Description
3 8"LF BRZ DUAL CHECK VALVE NBN HEALTH HAZARD RES H20 SYST BLACK PIPE NIPPLES 50# ROCKTITE ANCHOR CEM 3530678231 50# ROCKTITE ANCHOR CEM Volume: 14 Gallons The Watts Model LF07S Residential Fire Sprinkler Dual Check Backflow Preventer is designed for non health hazard [i pollutant] application on potable fire sprinkler service connections to protect against possible backsiphonage conditions that could inadvertently drain the fire sprinkler system