1516DG-6A-4.5L WATTS Backflow Preventer

Review WATTS Backflow Preventer Case

The Watts 1516DG-6A-4.5L TK-9A Backflow Preventer is a high-performing, compact, and reliable solution for preventing backflow in both residential and commercial water supply systems. This model, specifically, is a dual check valve assembly with a capacity of 4.5 gallons per minute (GPM) and a working pressure of 150 pounds per square inch (PSI).

The Watts 1516DG-6A-4.5L TK-9A Backflow Preventer is designed with a test port on the top of the unit, which enables easy access for annual testing, ensuring the continued safety and effectiveness of the device. Its body is constructed from durable, heavy-duty cast iron, providing excellent resistance to corrosion and wear.

This backflow preventer features a 6-inch inlet and a 1-inch outlet, allowing it to be easily integrated into various water supply systems. Its stainless steel springs provide consistent performance and long-lasting durability, while the rubber diaphragms ensure a tight seal and prevent backflow.

The Watts 1516DG-6A-4.5L TK-9A Backflow Preventer is also equipped with an automatic disc, which engages when the water pressure drops, preventing contaminated water from flowing into the potable water supply. This automatic feature not only adds an extra layer of protection but also offers convenience, as it eliminates the need for manual intervention during a water pressure drop event.

Overall, the Watts 1516DG-6A-4.5L TK-9A Backflow Preventer is a high-quality, reliable, and efficient solution for preventing backflow in water supply systems. Its compact size, easy-to-access test port, and durable materials make it an excellent choice for both residential and commercial applications.

Pros and Cons of buying a 1516DG-6A-4.5L TK-9A Backflow Preventer

The 1516DG-6A-4.5L TK-9A backflow preventer is a common choice for residential and commercial applications due to its durable construction and effective design. However, like any other product, it has its advantages and disadvantages. Here's a detailed examination of each.

1. Reliable Protection: The TK-9A backflow preventer is designed to prevent contaminated water from flowing back into the potable water supply, ensuring the safety of drinking water.

2. Durable Construction: This model is built with high-quality materials, including brass bodies and stainless steel springs, which makes it resilient to corrosion and wear and tear.

3. Easy Installation: The TK-9A backflow preventer comes with user-friendly installation instructions and can be installed by a plumber or a DIY enthusiast with minimal effort.

4. Testable Design: This backflow preventer is equipped with a test cock, which allows users to test the device for proper functioning and ensure the safety of their water supply.

5. Wide Applicability: The 1516DG-6A-4.5L TK-9A backflow preventer is suitable for various water supply systems, including lawn irrigation, fire protection, and industrial applications.

1. Cost: The TK-9A backflow preventer is more expensive than some other models in the market, which might be a deterrent for some buyers.

2. Size: This model has a larger size compared to some other backflow preventers, which could be an issue for those with limited space.

3. Maintenance: Regular maintenance is required to ensure the proper functioning of the backflow preventer, which includes periodic testing and potential repairs or replacement of parts.

The 1516DG-6A-4.5L TK-9A backflow preventer is a reliable and durable solution for protecting potable water supplies. Its ease of installation, testable design, and wide applicability make it a popular choice for various applications. However, its cost and larger size might be drawbacks for some buyers. Ultimately, the decision to purchase this backflow preventer depends on your specific needs, budget, and installation conditions. If you prioritize water safety and durability, the TK-9A backflow preventer is an excellent investment.

Details:

Lightly used watts TK-9A backflow preventer, fully functional with case and fittings. See photos for details. Feel free to reach out with any other questions or concerns.

specifications busitestercalib:

• brand: Watts
• mpn: 1516dg-6a-4.5l
• part type: Case

payments busitestercalib:

• other
• wallet: apple-pay
• credit card: discover

offer busitestercalib:

• in stock #: 1
• availability: in stock
• sold #: 17
• started: january 6, 2026
• options: ship-to-home
• price: $800.00
• item condition: Used

shipping busitestercalib:

• carrier: usps
• service: usps ground advantage
• type: calculated
• transit: 3-8 days
• class: standard

general busitestercalib:

• category: Business & Industrial > Test, Measurement Inspection > Testers Calibrators

seller busitestercalib:

• # reviews: 210
• rating: 100.0%
• city: wheeling, illinois

returns busitestercalib:

• paid by: buyer
• time: 30 days
• method: money back
• policy: returns accepted