Fluidmaster 2 in. PerforMAX Universal High Performance, Water-Saving Toilet Flapper

Item # 191059 | Fluidmaster Part # 502P21 | UPC Code 039961005021 | UNSPSC Code 30181811 | Catalog Page #308
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Product Overview

The Fluidmaster 502 PerforMAX 2 in. Water-Saving Flapper is a top choice for flush efficiency. Featuring the PerforMAX water-saving adjustable dial to optimize your flush performance and water usage. A toilet flapper built durable, featuring Microban and corrosive resistant materials for a long life. While the solid frame ensures a secure seal with every flush. The universal design fits most 2 in. flush valve toilets, from 1.28 HET to 3.5 GFP designs. A highly effective design that offers simple and easy installation saving on DIY toilet repair time. Save water and money, while solving common flush and running toilet problems with this 2 in. toilet flapper replacement. Only Fluidmaster has toilet flappers with built-in Microban protection. The Microban protection keeps the flapper cleaner by fighting flapper breakdown due to bacteria on the flapper itself.

  • Save water and maximize performance with this adjustable flapper
  • Easy to install, universal design fits 2 in. flush valve toilets
  • Featuring built-in Microban that fights bacteria and breakdown
  • Adjustable dial for a customized water use per flush
  • Chlorine and hard water resistant
  • Solid frame prevents twisting for a secure seal
  • Replaces corroded and leaky flappers
  • 5 year warranty
  • PerforMAX water-saving flapper solves common running toilet problems


Manufacturer Warranty
5 years
Pack Size
Plumbing Part Type
Toilet Flapper
Product Depth (in.)
Product Height (in.)
Product Width (in.)
Standard Color Family


5 years