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400ARHR PerforMAX® High Performance Toilet Tank Fill Valve Product DetailsVisit

PerforMAX® High Performance Toilet Tank Fill Valve

400ARHR PerforMAX® High Performance Toilet Tank Fill Valve

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The Fluidmaster PerforMAX® toilet fill valve is the quietest and most powerful fill valve on the market. It allows you to optimize fill performance, while saving water and money. The PerforMAX® was designed to have a universal fit, allowing it to work with all toilet brands including Kohler®, Toto® and American Standard®.

For best performance of your toilet, consider replacing the flapper along with the fill valve. To choose the right flapper, please view them at Fluidmaster Toilet Flappers.

Install the best in your home, choose the Fluidmaster PerforMAX®

  • Most powerful toilet fill valve on the market
  • Optimizes performance while saving water and money
  • Features Ultra Quiet Fill - Quietest fill valve on the market
  • 2X greater refill rate than standard fill valves
  • Helps prevent excessive or inadequate bowl fill level
  • Anti-siphon operation, code approved
  • Installs in minutes
  • 7 Year Warranty
  • Universal fit, perfect for:
    • High Efficiency Toilets HET 1.28 gal
    • Dual Flush, including DUO FLUSH®
    • 1.6 gallon toilets with 2" and 3" flush valves (1994 and newer toilets)
    • Older high gallon toilets with 2" flush valve (Pre-1994 toilets)

    Click to see how to maximize toilet performance and save water.