FEBCO LF850-QT-FZ Lead Double Check Valve Backflow Preventer T683042 643925585506 1-1/2

( Brand: Febco ), ( Manufacturer Part Number: LF850-QT-FZ ), ( Model: T683042 ), ( Type: Backflow ), ( UPC: 643925585506 )

Review FEBCO 1-1/2 Inch Lead Free Double Check Valve Backflow Preventer

The FEBCo LF850-Qt-FZ 1-1/2 Lead Double Check Valve Backflow Preventer, model number T683042, is a high-performing plumbing solution designed to protect your potable water supply from contamination during backpressure conditions. This valve is engineered and manufactured to meet the stringent requirements of the American Water Works Association (AWWA) and the National Sanitation Foundation (NSF).

This backflow preventer is constructed of lead, making it an ideal choice for applications where the use of lead is specified or preferred. The unit features two independently acting, full-port, rubber seated, check valves. These valves provide smooth operation and reliable performance, ensuring that the water flow in your system remains unidirectional.

The FEBCo LF850-Qt-FZ 1-1/2 Lead Double Check Valve Backflow Preventer is designed with a testable, double check valve configuration. This configuration allows for the inlet and outlet check valves to be tested separately, ensuring that both valves are functioning properly. The test cocks are easily accessible, allowing for simple and efficient testing without the need for additional tools or fittings.

The valve includes a residual seat leakage (RSL) test port, which is a valuable feature for verifying the valve's tightness and sealing capabilities. The RSL test port is located on the inlet side of the valve, making it easily accessible for testing.

The FEBCo LF850-Qt-FZ 1-1/2 Lead Double Check Valve Backflow Preventer comes with a heavy-duty, cast iron body that is both durable and corrosion-resistant. The valve's exterior is coated with a high-quality, protective, epoxy finish, which helps to maintain the valve's appearance and performance over time.

This backflow preventer is suitable for applications with a maximum operating pressure of 150 psi (10.34 bar) and a maximum temperature of 140 F (60 C). It is designed to meet the needs of both residential and commercial applications, making it a versatile and reliable solution for a wide range of plumbing systems.

The FEBCo LF850-Qt-FZ 1-1/2 Lead Double Check Valve Backflow Preventer comes with a comprehensive installation and operation manual, which provides clear instructions and guidelines for proper installation and maintenance. The manual also includes important information on testing and maintaining the valve to ensure optimal performance and longevity.

In summary, the FEBCo LF850-Qt-FZ 1-1/2 Lead Double Check Valve Backflow Preventer, model number T683042, is a high-quality, reliable, and versatile plumbing solution that is engineered to meet the demands of various applications. Its lead construction, double check valve design, and robust build make it an excellent choice for protecting your potable water supply from backflow contamination.

Pros and Cons of buying a FEBCo LF850-Qt-Fz 1-1/2 Lead Double Check Valve Backflow Preventer T683042

The FEBCo LF850-Qt-Fz 1-1/2 Lead Double Check Valve Backflow Preventer T683042 is a popular choice for those in need of a reliable and effective backflow prevention solution. Here are some pros and cons to consider before making a purchase.

1. Durable Construction: This backflow preventer is made of lead bodies and brass valves, making it a durable and long-lasting option. Lead is known for its resistance to corrosion, which is ideal for applications where water quality is a concern.

2. Double Check Valve Design: The double check valve design ensures that the water flow is unidirectional, preventing backflow and ensuring safe water supply. This design also allows for easy maintenance and testing.

3. Easy Installation: The FEBCo LF850-Qt-Fz comes with a pre-assembled body and valves, making installation a relatively simple process.

4. Compliance with Regulations: This backflow preventer is compliant with various regulations, including the American Water Works Association (AWWA) and the National Sanitation Foundation (NSF).

5. Suitable for Various Applications: This backflow preventer is suitable for various applications, including residential, commercial, and industrial uses.

1. Lead Content: The use of lead in the construction of this backflow preventer may raise concerns regarding environmental and health issues. However, it is essential to note that lead is an effective material for preventing corrosion and ensuring the longevity of the device.

2. High Cost: Compared to other backflow preventer options, the FEBCo LF850-Qt-Fz may be more expensive due to its durable construction and double check valve design.

3. Requires Regular Maintenance: While the double check valve design makes maintenance easier, it is still important to regularly check and maintain the device to ensure optimal performance and prevent potential issues.

The FEBCo LF850-Qt-Fz 1-1/2 Lead Double Check Valve Backflow Preventer T683042 is a reliable and effective solution for preventing backflow and ensuring safe water supply. Its durable construction, double check valve design, and ease of installation are significant advantages. However, the use of lead and the potential for higher costs compared to other options may be drawbacks for some. Ultimately, the decision to purchase this backflow preventer depends on your specific needs, budget, and priorities.

If you require a durable and long-lasting backflow prevention solution for applications where water quality is a concern, the FEBCo LF850-Qt-Fz 1-1/2 Lead Double Check Valve Backflow Preventer T683042 is an excellent choice. However, if cost is a significant factor, you may want to consider other options with different materials or designs. Be sure to consult with a plumbing professional to determine the best solution for your specific needs.

Details:

No Problem!!The manufacturers have different warranty periods for products. Have a technical issue. Its compact modular design facilitates easy maintenance with a single access cover for in-line repairs. Ideal for protection in continuous pressure piping applications and at cross-connections identified as non-health hazards contaminants the service line entrance.

Compact modular design facilitates maintenance with a single access cover for in-line repairs. Lever handles. Located outside the USA. Have a plot plan.

You name it, I've installed or repaired it and ready to help in any way I can resolve your issue. Replaceable seats and seat discs. FEBCO LF850 Small Double Check Valve assembly backflow preventer shall consist of two independently operating, spring-loaded check valves.

The sensor is installed on the assembly exterior and does not alter functions or certifications. I can design. I can resolve it. I will have to deduct my shipping cost you though.

Without the connection kit, sensor is a passive component that does not communicate with any other device. An add-on connection kit sold separately is required to activate the freeze sensor. This assembly consists of a lead free cast copper silicon alloy body construction, NPT end connections, top mounted test cocks, quarter turn ball valve shutoffs, two in-line independent positive seating check modules, captured springs, and replaceable discs seats. This 1-1/2 inch lead free double check valve backflow preventer assembly is designed to prevent the of polluted water from entering into potable supply due and or back pressure.

Just let me know what it is and I'll promptly quote you. A complete assembly shall include two shutoff valves and four test cocks. Standard assembly with ball valves. If theres an issue where the actual shipping time has changed I will notify you immediately.

Elastics: Silicone. Febco 1.5 LF850-QT-FZ DC Lead Free Double Check Valve Backflow Preventer Assembly. The assembly shall be a Lead Free construction to comply with installation requirements, and state codes standard, where applicable, requiring reduced lead content. The pressure drop across the first check valve shall be approximately 1.0 pig with no flow.

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part #: lf850qt prices

• $295.25-$1015.15

specifications lawnsoak:

• brand: Febco
• mpn: Lf850-qt-fz
• model: T683042
• type: Backflow
• upc: 643925585506

returns lawnsoak:

• time: 30 Days
• policy: Returns Accepted
• method: Money back
• paid by: Seller

offer lawnsoak:

• quantity: 3
• started: January 22, 2026
• sold: 0
• availability: In Stock
• options: Ship-to-home

general lawnsoak:

• condition: New
• Watering Equipment > Irrigation Systems > Lawn Sprinklers Sprinkler Heads

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• type: Calculated
• transit: 4-8 Days
• class: Standard, Expedited, One-day
• carrier: UPS, USPS
• cost: $0.00
• service: UPS Ground, USPS Priority Mail, USPS Priority Mail Express, UPS Next Day Air Saver

seller lawnsoak:

• city: Bunnell, Florida
• # reviews: 26579
• rating: 99.9%

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