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Highly Rated Wwf121469 (watts) | 3/4 Lf174a 70 Fs | Relief Valves | 3/4 X 3/4 - Going Fast [9pguvys2]

$50.99 $163.99 -69%

3/4 LF174A 70 FS Relief ValvesIntroducing the 3/4 LF174A 70 FS Relief Valves by Watts, a reliable solution for protecting your hot water space heating boiler applications from excessive pressure. These valves are designed with precision and durabilit

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Highly Rated Wwf121469 (watts) | 3/4 Lf174a 70 Fs | Relief Valves | 3/4 X 3/4 - Going Fast [9pguvys2]

3/4 LF174A 70 FS Relief Valves

Introducing the 3/4 LF174A 70 FS Relief Valves by Watts, a reliable solution for protecting your hot water space heating boiler applications from excessive pressure. These valves are designed with precision and durability in mind, ensuring optimal performance and peace of mind. With their 3/4 inch NPTF female inlet and outlet, they are compatible with a wide range of systems. The 70 psi pressure relief setpoint makes them ideal for maintaining system integrity and preventing damage due to overpressure.
  • Lead Free Copper Silicon Alloy Body: Ensures environmental safety and long-lasting performance.
  • Non-Metallic Disc-To-Metal Seating: Provides reliable sealing and resistance to wear and tear.

The 3/4 LF174A 70 FS Relief Valves are crafted with a lead free copper silicon alloy body, offering not only environmental protection but also enhanced durability. The non-metallic disc-to-metal seating design ensures a secure seal, minimizing the risk of leaks and maintaining system efficiency. Additionally, these valves come equipped with a test lever for easy verification of proper operation. For enhanced safety, they include a nonrestrictive discharge drain line flood sensor with Sentryplus Alert(R) technology. This advanced feature detects excessive water discharges, providing an extra layer of protection for your system.

  • Sentryplus Alert(R) Technology: Detects excessive water discharges for proactive maintenance.
  • Activation Kit Compatibility: Can be connected to existing building management systems or the Watts Cellular Gateway.

The 3/4 LF174A 70 FS Relief Valves are the perfect choice for both residential and commercial applications. Whether you're installing a new system or upgrading an existing one, these valves offer a robust solution for pressure management. Their compact design and versatile functionality make them ideal for a wide range of hot water space heating boiler applications. By investing in these high-quality relief valves, you can ensure the safety and longevity of your heating system, saving you time and money in the long run. Don't compromise on quality when it comes to protecting your boiler—choose the 3/4 LF174A 70 FS Relief Valves from Watts.

What Our Customers Say

February 6, 2026

Absolutely no complaints!

This product is a brilliant performer. I use it every day without a problem.

- Emely J..

February 6, 2026

Absolutely no complaints!

It's a very reliable and well-made item. A solid 5 stars.

- Aziel B..

February 6, 2026

Absolutely no complaints!

It's a very sophisticated tool that's surprisingly simple to use.

- Paola M..

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