10 Best Toilet Flappers 2020

Gareth Otwell Reviewed by Gareth Otwell | Last Updated:

After analyzing 790 products, scanning 4545 reviews, spending more than 36 hours of research and speaking with our test users, we think the Fluidmaster 502P21 2-Inch Universal PerforMAX Longest Lasting is the one of the Best Toilet Flapper on the market.

# Image Name Brand Price
1
⭐Best Choice
Fluidmaster 502P21 2-Inch Universal PerforMAX Longest Lasting
Fluidmaster 502P21 2-Inch Universal PerforMAX Longest Lasting, Water Saving Toilet Flapper Check price Fluidmaster $$$$$ Check price
2 Korky 100BP Ultra High Performance Flapper Fits Most Toilets Korky 100BP Ultra High Performance Flapper Fits Most Toilets - Long Lasting Rubber - Easy to Install - Made in USA, Small, Red Check price Korky $$$$$ Check price
3 Korky 2001TP Universal Toilet Tank Flapper (3 Pack) Korky 2001TP Universal Toilet Tank Flapper (3 Pack) -Easy to Install-Long Lasting All Rubber Seal-Made in USA, Red Check price Korky $$$$$ Check price
4
💲Best value for the money
Korky 54BP Toilet Tank Flapper
Korky 54BP Toilet Tank Flapper - Easy to Install - Made in USA Check price Korky $$$$$ Check price
5 Fluidmaster 400CRP14 Universal Toilet Fill Valve and Flapper Repair Kit Fluidmaster 400CRP14 Universal Toilet Fill Valve and Flapper Repair Kit, for 2-Inch Flush Valve Toilets Check price Fluidmaster $$$$$ Check price
6 Fluidmaster 5403 3-Inch Universal Water Saving Long Life Toilet Flapper Fluidmaster 5403 3-Inch Universal Water Saving Long Life Toilet Flapper, Adjustable Solid Frame Design Check price Fluidmaster $$$$$ Check price
7
👑Premium Pick
Toto THU500S Replacement Flapper for Select 3 Inch Flush Valve
Toto THU500S Replacement Flapper for Select 3 Inch Flush Valve Tanks, Red (1 Pack) Check price TOTO $$$$$ Check price
8 Fluidmaster 504 2-Inch Universal Chlorine Resistant Fluidmaster 504 2-Inch Universal Chlorine Resistant, Long Lasting Flexible Frame Toilet Flapper Check price Fluidmaster $$$$$ Check price
9 Kohler (BLUE PART GP85160 FLAPPER WITH FLOAT) Kohler (BLUE PART GP85160 FLAPPER WITH FLOAT), 2 Check price Kohler $$$$$ Check price
10 2 Pack Toilet Flapper Replacement for Kohler Hinge-style parts 84995 2 Pack Toilet Flapper Replacement for Kohler Hinge-style parts 84995 and 1000490 Flapper Replacement Water Saving, High Performance, Easy to Install Check price N/A $$$$$ Check price

Fluidmaster 502P21 2-Inch Universal PerforMAX Longest Lasting – Best Overall Toilet Flapper

Fluidmaster 502P21 2-Inch Universal PerforMAX Longest Lasting
  • This PerforMAX Water-Saving Flapper helps solve common running toilet problems
  • Easy-to-install
  • Fits 2" flush valve toilets
  • Universal PerforMAX design fits most toilet models
  • Replace corroded and leaky flappers
  • 5-year warranty
  • Save on water usage with this dial adjustable flapper!
  • Adjusts for maximum flush efficiency
  • Fixes most common cause of a running toilet
  • Rigid frame aligns flapper properly on every flush
  • Micro ban prevents growth of harmful microbes

Korky 100BP Ultra High Performance Flapper Fits Most Toilets

Korky 100BP Ultra High Performance Flapper Fits Most Toilets
  • UNIVERSAL FLAPPER: The 2" universal flapper adjusts to fit flush valves in HET toilets & the flexible long lasting rubber creates a tight seal.
  • FOR LEAKING & RUNNING TOILETS: Save on expensive water waste with this large toilet flapper with a universal & adjustable design that fits standard flush valves & newer toilet models. No tools required.
  • LONG LASTING CHLORAZONE red rubber resists chlorine, bacteria, city water treatment, hard & well water. This toilet part replacement includes the universal adjustable flapper & stainless steel chain.
  • WHY KORKY: Our high quality toilet products are universal & specific to both older & modern toilet models. Our repair parts are easy to install & made exclusively from long lasting chlorazone red rubber.
  • REPLACEMENT TOILET PARTS: Try Korky Toilet Repair because we continue to commit to designing toilet repair parts that are unviersal to fit the majority of toilets. Designed & manufactured in Wisconsin.

Korky 2001TP Universal Toilet Tank Flapper (3 Pack)

Korky 2001TP Universal Toilet Tank Flapper (3 Pack)
  • UNIVERSAL FLAPPER: The 2" universal flapper to fit flush valves in most toilets & the flexible long lasting rubber creates a tight seal. Quickly fix unning and leaking toilets and eliminate costly water waste.
  • FOR TANK TO BOWL GASKET: Easy to install, the 465BP includes: (1) Tank to Bowl Gasket, (3) Stainless Steel Bolts, (3) Stainless Steel Washers, (3) Stainless Steel Nuts and (3) Rubber Washers.
  • LONG LASTING CHLORAZONE red rubber resists chlorine, bacteria, city water treatment, hard & well water. This toilet part replacement includes the three (3) universal flappers & stainless steel chains.
  • WHY KORKY: Our high quality toilet products are universal & specific to both older & modern toilet models. Our repair parts are easy to install & made exclusively from long lasting chlorazone red rubber.
  • REPLACEMENT TOILET PARTS: Try Korky Toilet Repair because we continue to commit to designing toilet repair parts that are unviersal to fit the majority of toilets. Designed & manufactured in Wisconsin.

Korky 54BP Toilet Tank Flapper – Best Budget Toilet Flapper

Korky 54BP Toilet Tank Flapper
  • TOILET TANK FLAPPER QUICKLY FIXES running and leaking toilets and eliminate costly water waste.
  • KORKY INVENTED THE TOILET TANK FLAPPER and is still the preferred brand by plumbers for superior quality and reliability.
  • TOILET FLAPPER MADE IN USA: Proudly made in America and backed by a 1 year manufacturer warranty.
  • TOILET FLAPPER VALVE MADE OF FLEXIBLE RUBBER for a tight seal on most flush valves.
  • EASY TO INSTALL, the 54BP toilet parts include: (1) Toilet Tank Flapper and (1) Stainless Steel Chain.

Fluidmaster 400CRP14 Universal Toilet Fill Valve and Flapper Repair Kit

Fluidmaster 400CRP14 Universal Toilet Fill Valve and Flapper Repair Kit
  • Features the proven 400A anti-siphon toilet fill valve
  • High Quality and durable toilet fill valve
  • This product has a 5 year warranty and is the solution to fix a noisy and running toilet
  • Ideal product for use in 3.5 gallons per flush toilets or larger
  • Includes the 400A Fill Valve and the 501 Flapper
  • The 501 Flapper has Microban that prevents breakdown due to bacteria
  • The 501 Flapper is chlorine-resistant and has a solid frame that prevents it from twisting
  • Note: This product is designed to fit toilets with 2″ flush valves

Fluidmaster 5403 3-Inch Universal Water Saving Long Life Toilet Flapper

Fluidmaster 5403 3-Inch Universal Water Saving Long Life Toilet Flapper
  • Fluidmaster Universal flapper 3 - 191415
  • This is highly durable
  • Universal flapper
  • Easy to install with two simple adjustments
  • Durable silicone seal
  • Kink free chain
  • 10 Year warranty
  • Note: This product is designed to fit toilets with 3″ flush valves

Toto THU500S Replacement Flapper for Select 3 Inch Flush Valve – Premium Pick

Toto THU500S Replacement Flapper for Select 3 Inch Flush Valve
  • Replacement flapper: designed for use on a selection of TOTO 3 inch flush valve tanks
  • Replaces the following TOTO flapper part numbers: THU138S, THU175S, THU331S, THU140S, THU299S, THU253S, THU277S, THU347S, THU275S, THU332S, THU369S, and THU499S
  • 3 inch sealing surface

Fluidmaster 504 2-Inch Universal Chlorine Resistant

Fluidmaster 504 2-Inch Universal Chlorine Resistant
  • Universal design fits most toilets, including American Standard actuator units - for 3.5 gallons per flush toilets or larger
  • Fits on flush valves with or without mounting ears
  • Chlorine-resistant with Microban protection
  • Strong, kink-free metal chain
  • 5-year warranty
  • Pre-1994 Full Flush flapper
  • Universal design fits most toilets, including American Standard actuator units
  • Note: This product is designed to fit toilets with 2″ flush valves
  • Five year warranty

Kohler (BLUE PART GP85160 FLAPPER WITH FLOAT)

Kohler (BLUE PART GP85160 FLAPPER WITH FLOAT)
  • Protect the warranty on KOHLER products, always look for the KOHLER GENUINE PARTS logo
  • 2 in. flapper with a float used in various 1.6 GPF two piece toilets
  • Also used in KALLISTA toilets
  • Compatible with the following KOHLER Models: Wellworth 3114, 3407, 3420, 3421, 3422, 3423, 3428, 3432, 3433, 3438, 3458, 3481, 3558, 11450, 11470, Revival 3455, 3555, Iron Works 3456, 3463, Kathryn 3484, Portrait 3591, 3490, Epernay 14178 EP, 14247 EP, Alouette 14247, 3491, English Trellis 142
  • Devonshire 3457, Revival 3555, Memoirs 3452, 3462, Crimson Topaz 14231, Close Reach 14231 SB, Memoirs 3426, 3439, Folio 3445, 3448, 3449, 3454, 3419, Wellington 3446, Loon Lite 14210, Fleur 3447, Folio 3445, 3448, 3449, 3454, 3419, Confidante 355
  • Kohler Genuine Part
  • Fit's various two piece toilets
  • Blue with float

2 Pack Toilet Flapper Replacement for Kohler Hinge-style parts 84995

2 Pack Toilet Flapper Replacement for Kohler Hinge-style parts 84995
  • 1.Fits Kohler: Ankara (14230), Fables and Flowers (14224), Laureate (14291), Prairie Flowers (14290-WF), San Raphael (3466, 3467, 3384), Revival (3360, 3612), Rialto (3386), Rosario (3434)
  • 2.Water saving: Replace old, leaky and inefficient toilet flappers to save on expensive water waste with this large toilet flapper
  • 3.Easy to Install: No tools are required for installation.Includes stainless steel chain with clip hook
  • 4.High quality material:This type of toilet flapper is made of flexible rubber for a tight seal and easy to install.
  • 5. High quality replacement toilet parts :Replace old, leaky and inefficient toilet flappers to save on expensive water waste.

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