The TOTO Universal Fill Valve Assembly (TSU99A.XR) is a high-performance replacement part engineered for long-term reliability and designed to work seamlessly with a wide range of TOTO toilets. Crafted with the same attention to quality and durability that has made TOTO an industry leader, this universal fill valve is built to restore your toilet’s flushing power, improve efficiency, and provide quiet, consistent refilling.
The TSU99A.XR is designed as a universal replacement fill valve, making it compatible with most TOTO toilet models. Whether you have a classic one-piece design or a more modern two-piece toilet, this assembly provides the flexibility and assurance that you’re installing a factory-quality component.
Unlike generic aftermarket valves, this TOTO fill valve ensures proper water flow and refill rates specific to TOTO’s precision engineering. This compatibility reduces the risk of improper flushing, low water levels, or inconsistent performance.
The valve features adjustable height settings that allow it to fit in a wide range of toilet tanks, ensuring that the water line is properly set to manufacturer standards. The refill flow rate is also carefully engineered to maintain bowl wash while conserving water, ensuring each flush is both effective and efficient.
This valve assembly helps keep TOTO toilets performing at their EPA WaterSense®-certified efficiency levels. By properly controlling water usage, the TSU99A.XR can extend the lifespan of your toilet and reduce water bills without compromising performance.
Manufactured from high-quality, chemical-resistant materials, the TSU99A.XR is designed to withstand common water issues like chlorine, hard water, and sediment buildup. The diaphragm seal ensures reliable shut-off, preventing common problems such as running water or weak refills.
Because of its resilient build, homeowners can expect long service life from this valve compared to standard aftermarket alternatives, making it a cost-effective solution in the long run.
One of the hallmarks of TOTO’s engineering is attention to the user experience. The TSU99A.XR is equipped with quiet-fill technology, which minimizes noise during tank refills. This makes it especially suitable for homes where bathrooms are located near bedrooms or living spaces, ensuring minimal disruption.
Designed with simplicity in mind, the TOTO TSU99A.XR can be installed with standard tools in just a few minutes. The package includes the valve assembly and refill tube, and it is designed to fit seamlessly into the tank without requiring special adapters or complicated steps.
For professional plumbers, this ease of installation translates to faster service calls. For DIY homeowners, it means a straightforward repair that restores their toilet to peak performance without needing specialized knowledge.
The TOTO TSU99A.XR is the go-to replacement part for plumbers who want a first-time fix with no callbacks. By using genuine TOTO parts, professionals can assure customers that their toilets will function exactly as intended, with optimal water efficiency and reliability.
Routine Maintenance: Replacing an aging or worn-out valve.
Performance Issues: Fixing problems like noisy refills, weak flushes, or continuous running.
Upgrades: Ensuring compatibility when upgrading other TOTO toilet components.
The TOTO TSU99A.XR offers peace of mind for both residential and commercial applications, delivering consistent results backed by TOTO’s reputation for quality.
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