The FEBCO F825HBV is a 2" 825 Quarter Turn Reduced Pressure Zone Assembly, Y Pattern. Series 825Y Reduced Pressure Zone assemblies feature a flood sensor with SentryPlus Alert® technology to detect excessive water discharges from the relief valve. Activated through an add-on connection kit, the sensor can trigger the alert system sending notification of flood detection to facility personnel. Connection kits are available for BMS and cellular communication.