Watts 88004110 Valve

LF009-QT-FS 1/2" BP ASSY

88004110 is the direct replacement for 0391002

Watts 88004110 LF009-QT-FS 1/2" Reduced Pressure Zone Backflow Preventer Assembly with Flood Sensor

Protect potable water systems from backflow contamination with the Watts 88004110 LF009-QT-FS Backflow Preventer Assembly. This 1/2-inch lead-free reduced pressure zone (RPZ) valve is engineered to stop polluted water from entering your clean supply due to backsiphonage or backpressure, meeting national plumbing codes and water authority requirements.

Key Features

• Model / Part Number: 88004110

• Series: LF009-QT-FS

• Connection Size: 1/2" NPT female threaded inlet and outlet

• Material: Lead-free copper silicon alloy body for superior corrosion resistance

• Pressure Rating: Up to 175 PSI (12 BAR) continuous operation

• Temperature Range: 33°F to 180°F (0.5°C to 82°C)

• Shutoffs: Quarter-turn full-port resilient seated ball valves with tee handles

• Flood Protection: Integrated SentryPlus Alert® flood sensor detects excessive discharge from the relief valve. Pair with an add-on sensor kit (BMS or cellular) for real-time alerts.

Product Highlights

• Health Hazard Protection: Designed for continuous pressure applications and cross-connections where contamination risk is high.

• Easy Maintenance: Single access cover and modular check construction allow quick in-line repairs.

• Economical Service: Replaceable check seats and captured springs reduce downtime and costs.

• Compact Design: Internal relief valve minimizes installation space requirements.

Applications

Ideal for residential, commercial, and industrial potable water systems requiring dependable backpressure and backsiphonage protection, especially at service line entrances or high-risk cross-connections.

Ensure code compliance and safeguard drinking water quality with the Watts 88004110 LF009-QT-FS 1/2" Backflow Preventer Assembly, featuring advanced flood detection technology for enhanced safety and peace of mind.