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503 – Universal Flexible Frame 2″ Flapper
Stop a running toilet with the Fluidmaster 503 Universal Toilet Flapper.
Featuring a flexible design, the 503 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®