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Enjoy fast and free shipping on all orders over $89! Contact us (855) 424-4376

Stop a running toilet with the Fluidmaster 504 Universal Chlorine-Resistant Toilet Flapper.

The 504 Flapper is built to last in any water condition with its chlorine resistant properties. Featuring a flexible design, the 504 flapper offers the versatility of fitting both flush valves with or without mounting ears. This flapper fits most 2” brass and plastic flush valves and is suitable for 3.5+ gallons per flush toilets.

Only Fluidmaster has toilet flappers with built-in Microban® protection. Not just simply a coating, Microban® is specially built into the construction of our flappers to fight flapper breakdown and combat bacteria.

  • Flexible design – fits on flush valves with or without mounting ears
  • Fits most 2” flush valves
  • Built-in Microban®
  • Chlorine and hard water resistant

Installation Instructions

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