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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 in 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.