10 Best toilet flappers of 2025

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1

Essential Values

4 PACK Toto Toilet Flapper Replacement, 3" Flapper For G-Max, THU499S, THU331S, THU175S & 2021BP Models By Essential Values
9.8

Exceptional

Our Rating
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Value for Money

2

Lydia's Deal

2 Pack 2-Inch Toilet Flapper Replacement Kit High Performance Universal Toilet Tank Flapper with Stainless Chain & Hook, Long Lasting Rubber, Easy to Install Red
9.6

Exceptional

Our Rating

9.7
Easy installation

9.3
worth the money

8.9
Long life
3

Essential Values

Toto Toilet Flapper Replacement, 3" Flapper For G-Max, THU499S, THU331S, THU175S & 2021BP Models By Essential Values
9.5

Excellent

Our Rating
4

Fluidmaster
Fluidmaster K-400H-039 High Performance Toilet Fill Valve with 2-Inch Adjustable Toilet Flapper Kit
Main highlights

High Performance and Easy Installation
The PerforMAX fill valve and flapper kit offers high performance and is easy to install, making your toilet run like new.

Perfect for Home DIY Projects
Ideal for both amateurs and professionals, it's a great choice for DIY toilet repairs and upgrades.

Reliable and Adjustable Water Control
Customers praise its reliability and easy water level adjustment, enhancing toilet efficiency.
9.4

Excellent

Our Rating

9.9
Easy installation

9.5
Instruction

9.3
worth the money
5

Korky
Korky 100BP Ultra High Performance Flapper Fits Most Toilets - Long Lasting Rubber - Easy to Install - Made in USA, Small, Red,1 Pack

14% Off
Main highlights

Universal Fit for Most Toilets
The Korky 100BP Flapper fits 2-inch toilets, including American Standard, Kohler, and TOTO, ensuring compatibility with various models.

Ideal for Fixing Leaks Quickly
Perfect for repairing running and leaking toilets, it helps eliminate costly water waste efficiently.

Ease of Installation Praised by Users
Customers appreciate the straightforward installation process, resolving leaks without hassle and saving on water bills.
9.3

Excellent

Our Rating

9.7
Easy installation

9.3
Instruction

9.1
worth the money
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6

Korky
Korky Large 3-Inch Premium Toilet Flapper - Long Lasting Rubber - Easy to Install - Made in USA, 3060
Main highlights

Universal Fit for 3-Inch Valves
Adjusts to fit all 3-inch toilet flush valves found in newer, HET toilets from various brands including American Standard, Kohler, TOTO, and more.

Quick Fix for Running Toilets
Ideal for quickly fixing running and leaking toilets, eliminating costly water waste, and ensuring a tight seal with chlorine-resistant rubber.

Easy Installation and Durability
Customers commonly praise the product for its easy installation, thick rubber construction, and reliable sealing, which effectively stops leaks and running water.
9.0

Excellent

Our Rating

9.5
Easy installation

8.9
worth the money

8.7
lasts a long time
7

Fluidmaster
Fluidmaster 504 2-Inch Universal Chlorine Resistant, Long Lasting Flexible Frame Toilet Flapper , Red

11% Off
Main highlights

Universal Design and Compatibility
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.

Easy Installation and Cost Efficiency
Ideal for quick, DIY toilet repairs. Suitable for pre-1994 full flush toilets with 2 flush valves. Saves money on plumber visits.

Quick and Simple Installation
Customers frequently praise the ease of installation, often completing the process in under a minute and without professional help.
8.7

Very Good

Our Rating

9.1
Easy installation

8.7
lasts a long time

8.4
worth the money
8

Korky
Korky 2017BP Standard 2-Inch 2X Ultra High Performance Universal Long Lasting Rubber-Easy to Install-Made in USA Toilet Flapper, 1 Count (Pack of 1), Red
Main highlights

Durable Chlorazone II Rubber
Proprietary rubber is twice as strong as other flappers, resisting chlorine and bacteria.

Universal Fit for Toilets
Fits most 2-inch flush valves and adjusts to various tank sizes.

Easy Installation
Praised for simple setup and compatibility with major brands like American Standard, Kohler, and TOTO.
8.5

Good

Our Rating
9

Korky

Korky Korky-2001TP 2001TP Universal Toilet Tank Flapper (3 Pack) -Easy to Install-Long Lasting All Rubber Seal-Made in USA, Red, 3 Count

11% Off
8.3

Good

Our Rating
10

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

24% Off
Main highlights

Long Lasting Durability
Toilet flapper with solid frame and kink-free chain prevents twisting, ghost flushing, and running toilet problems. Durable silicone seal lasts 10X longer than regular flappers.

Ideal for High Efficiency Toilets
Adjustable flapper fits most 3-inch flush valve toilets, ideal for use in high efficiency 1.28 to 1.6 gallons per flush toilets.

Easy Installation
Easy to install with two simple adjustments. The adjustable flush volume feature allows for maximum flush efficiency and water savings.
8.2

Good

Our Rating

9.3
Easy installation

8.9
worth the money

8.4
Long life

10 Best toilet flappers of 2025

1

4 PACK Toto Toilet Flapper Replacement, 3" Flapper For G-Max, THU499S, THU331S, THU175S & 2021BP Models By Essential Values

How do we rank?

How do we rank?

Analyzing top stores

2

2 Pack 2-Inch Toilet Flapper Replacement Kit High Performance Universal Toilet Tank Flapper with Stainless Chain & Hook, Long Lasting Rubber, Easy to Install Red

9.7

9.3

8.9

3

Toto Toilet Flapper Replacement, 3" Flapper For G-Max, THU499S, THU331S, THU175S & 2021BP Models By Essential Values

4

Fluidmaster K-400H-039 High Performance Toilet Fill Valve with 2-Inch Adjustable Toilet Flapper Kit

9.9

9.5

9.3

5

Korky 100BP Ultra High Performance Flapper Fits Most Toilets - Long Lasting Rubber - Easy to Install - Made in USA, Small, Red,1 Pack

9.7

9.3

9.1

6

Korky Large 3-Inch Premium Toilet Flapper - Long Lasting Rubber - Easy to Install - Made in USA, 3060

9.5

8.9

8.7

7

Fluidmaster 504 2-Inch Universal Chlorine Resistant, Long Lasting Flexible Frame Toilet Flapper , Red

9.1

8.7

8.4

8

Korky 2017BP Standard 2-Inch 2X Ultra High Performance Universal Long Lasting Rubber-Easy to Install-Made in USA Toilet Flapper, 1 Count (Pack of 1), Red

9

Korky Korky-2001TP 2001TP Universal Toilet Tank Flapper (3 Pack) -Easy to Install-Long Lasting All Rubber Seal-Made in USA, Red, 3 Count

10

Fluidmaster 5403 3-Inch Water Saving Long Life Toilet Flapper

9.3

8.9

8.4

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