Watts LFRK909-T 3/4-1inch Lead Free Reduce Pressure Zone Total Repair Kit 0794066

Original price was: $407.91.Current price is: $359.77.

6 in stock

SKU: 1021363 Categories: ,


The Watts LFRK909-T 3/4-1 inch Lead Free Reduced Pressure Zone Total Repair Kit is a comprehensive solution for repairing any internal components of your 3/4-inch to 1-inch Watts Series LF909 reduced pressure zone (RPZ) backflow prevention assembly. It’s essentially an all-in-one kit to restore your valve’s functionality and ensure continued protection against backflow contamination in your potable water supply.

Here’s a breakdown of its key features and benefits:


  • Complete internal component replacement: This kit provides all the necessary parts to replace any worn-out or malfunctioning internal components within your LF909 RPZ valve, including both first and second check valve assemblies, relief valve assembly, and lubricant.
  • Addresses various issues: It can tackle leaks, pressure seal failures, improper valve operation, and any other problems arising from worn internal parts.
  • Maintains optimal backflow prevention: By replacing all critical components, the kit ensures the overall RPZ valve functions flawlessly, offering maximum protection against backflow contamination.

Kit Contents:

  • First and Second Check Valve Assemblies: Control water flow and prevent backflow in different stages of the valve operation.
  • Relief Valve Assembly: Maintains proper pressure balance within the valve and safeguards against excessive pressure build-up.
  • Lubricant: Ensures smooth and efficient operation of the internal components.
  • All necessary O-rings and gaskets: Create watertight seals throughout the valve for leakproof performance.


  • Prevents backflow contamination: Provides comprehensive protection against the risk of polluted water entering your clean water supply, guaranteeing safety and health.
  • Extends valve life: Replacing all internal components at once significantly prolongs the lifespan of your backflow prevention device, saving you money on future replacements.
  • Cost-effective solution: Compared to a complete valve replacement, this repair kit offers a more economical solution for restoring functionality.
  • Easy installation: Designed for straightforward installation by qualified plumbers or homeowners with basic plumbing skills.
  • Peace of mind: Knowing your backflow prevention device is fully functional thanks to this complete repair kit offers valuable assurance for the safety of your water supply.

Things to consider:

  • Compatibility: Ensure the LFRK909-T is compatible with your specific Watts Series LF909 RPZ valve size and model.
  • Professional installation recommended: While the kit can be installed by homeowners, proper backflow prevention repair is crucial for safety and compliance with local regulations. Consulting a qualified plumber for installation is strongly recommended.
  • Regular maintenance: Regular inspection and testing of your backflow prevention device are essential to maintain optimal performance and ensure continued compliance with regulations.

Overall, the Watts LFRK909-T 3/4-1 inch Lead Free Reduced Pressure Zone Total Repair Kit is an excellent choice for comprehensively restoring the functionality and efficiency of your LF909 backflow prevention device. By providing all the necessary parts for a complete internal component replacement, it helps safeguard your clean water from contamination and ensures continued compliance with backflow prevention regulations.

Additional information

Weight 1.63 lbs


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