Watts 88004077 Backflow Preventer Assembly

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009QT-S-1/2" BFP W/BRZ STRAINR

Watts 88004077 LF009 Reduced Pressure Zone Backflow Preventer Assembly – 1/2", Lead Free, With Bronze Strainer

Protect your potable water supply with the Watts 88004077 Backflow Preventer Assembly (LF009 Series). Engineered for reliable defense against backsiphonage and backpressure, this reduced pressure zone (RPZ) assembly prevents contaminated water from reversing into clean water lines. Ideal for continuous pressure applications and health hazard cross-connections, it meets national plumbing code and water authority requirements.

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Product Overview

The 009QT-S-1/2" BFP with Bronze Strainer features a compact, modular design for simplified servicing. A single access cover enables convenient in-line maintenance, reducing downtime and labor costs. Constructed from a lead-free copper silicon alloy body, this assembly delivers durability, corrosion resistance, and code compliance.

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Key Features

• Reduced Pressure Zone (RPZ) protection against backpressure & backsiphonage

• Integrated flood sensor with SentryPlus Alert® technology

• Detects excessive relief valve discharge to warn of potential flooding

• Alert capability available via add-on sensor connection kits (BMS or cellular)

• Lead-free copper silicon alloy body

• Furnished with bronze strainer

• Quarter-turn full-port ball valve shutoffs with tee handles

• Top-mounted test cocks for inspection & testing

• Dual independent in-line check valves with replaceable seats

• Captured springs & internal relief valve for reduced installation clearances

• Single access cover & modular check construction for easy maintenance

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Specifications

• Brand / Series: Watts LF009

• Part Number: 88004077

• Backflow Preventer Type: Reduced Pressure Zone Assembly

• Body Material: Lead Free Copper Silicon Alloy

• Body Finish: Cast Copper Silicon Alloy

• Connection Type: Female Threaded NPT

• Inlet / Outlet Size: 1/2 IN (15 mm)

• Working Pressure: Up to 175 PSI (12 BAR)

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

• Hazard Protection Level: Health Hazard

• Shutoff Valves: Quarter Turn Ball Valves

• Seat Material: Engineered Plastic

• Disc Material: Silicone

• Strainer: Yes (Bronze)

• Pressure Operation: Continuous

• Protection Type: Backpressure & Backsiphonage

• Buy American Act Compliant: YES

• Lead Free: YES

• Technology: Flood Detection (SentryPlus Alert®)

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Applications

Recommended for:

• Service line entrances

• Commercial & residential plumbing systems

• Irrigation & mechanical rooms

• Cross-connections classified as health hazards

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Ensure dependable backflow protection with the trusted performance of Watts.