Description
The Watts 0794089 is a genuine OEM Rubber Parts Kit designed specifically for 2.5″ and 3″ Watts 909 series Lead Free backflow preventers. Keeping your backflow preventer properly maintained is critical to protecting potable water supplies from contamination, and using authentic Watts replacement rubber components ensures a reliable, code-compliant repair every time.
Product Overview
This kit provides all the essential rubber internals needed to service and restore a 2.5″ or 3″ Watts 909 Lead Free reduced-pressure zone (RPZ) backflow preventer. Designed for a precise fit, these components meet the same manufacturing standards as the original parts, helping extend the service life of your existing assembly and avoiding the cost of full unit replacement.
Key Features
- Genuine Watts OEM rubber parts kit — ensures proper fit and function
- Compatible with 2.5″ and 3″ Watts 909 series Lead Free backflow preventers
- Lead Free construction — compliant with lead-free plumbing regulations
- Includes all critical rubber seals and components needed for a complete service rebuild
- Restores backflow preventer to original operating performance
- Simplifies annual testing and maintenance procedures
Compatible Equipment
- Watts 909 Lead Free Reduced Pressure Zone Backflow Preventer — 2.5″ size
- Watts 909 Lead Free Reduced Pressure Zone Backflow Preventer — 3″ size
Why Choose Genuine Watts Replacement Parts?
Using authentic Watts rubber parts ensures your backflow preventer passes annual inspections and continues to protect the potable water system from back-pressure and back-siphonage. Aftermarket components may not meet the precise tolerances required for RPZ assemblies, potentially leading to test failures or premature wear. Trust Watts OEM parts for dependable, long-lasting performance.







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