Top 10 Best toilet flap in 2026

Last Updated - 6/19/2026

🏆Best Choice

Korky

Korky Ultra Standard 2-Inch Universal Toilet Flapper - Long Lasting Rubber - Easy to Install - Made in USA, 100BP

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•TOILET FLAPPER VALVE FITS MOST POPULAR 2 inch toilet brands including, but not limited to: American Standard, Kohler, Mansfield, & TOTO – Replaces popular rubber, float-style and rigid frame flappers.
•MOST UNIVERSAL the High Performance Toilet Flapper is the most universal 2 inch flapper available. Adjusts to fit all tank sizes: 1.28, 1.6, 3.5 and 5 gallon per flush toilets
•MADE IN USA - Toilet parts flapper is proudly made in America and backed by a 5 year warranty.
•HIGH QUALITY REPLACEMENT TOILET PARTS: Need to repair or replace toilet parts? Try Korky Toilet Repair because we continue to commit to designing toilet repair parts that are universal to fit the majority of toilets. Designed & manufactured in Wisconsin. Flapper made of chlorine resistant rubber
•QUICKLY FIX running and leaking toilets and eliminate costly water waste.

View offer on:

$4.62

$6.98

-34%

Check Price

Korky

Korky 3060BP Universal Toilet Flapper Replaces Most Large 3-Inch Flappers - Long Lasting Rubber - Easy to Install - Made in USA, Red

9.6

ChoiceComparer.com Score

9.6

/ 10

Outstanding

Main highlights

•Size: Large (3”).ADJUSTS TO FIT ALL 3-INCH TOILET FLUSH VALVES found in newer, HET toilets including, American Standard, Aqua source, Crane, Eljer, Ferguson, Gerber, Glacier Bay, Jacuzzi, Kohler, Mansfield, Pegasus, TOTO and many more
•QUICKLY FIX running and leaking toilets and eliminate costly water waste
•KORKY INVENTED THE TOILET FLAPPER VALVE and is still the preferred brand by plumbers for superior quality and reliability
•MADE IN USA - Proudly made in America and backed by a 5 year warranty. Flapper made of chlorine resistant rubber
•HIGH QUALITY REPLACEMENT TOILET PARTS: Need to repair or replace toilet parts? Try Korky Toilet Repair because we continue to commit to designing toilet repair parts that are universal to fit the majority of toilets. Designed & manufactured in Wisconsin.

View offer on:

$11.98

Check Price

Lceyco

Gerber Toilet Flapper Replacement, 2 Pack 3 inch for Gerber 99-788 with 2 Toilet Handle Chains Lecyco Rubber Water Saving, Easy to Install 2

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•Professional Design: This Toilet Flapper is designed to replace old, leaking, or damaged toilet seats. It is compatible with the Gerber 99-788 and helps you solve toilet leaks and save water costs. It can perfectly replace your old seat, quickly solve toilet seat leakage problems, and help you avoid all the troubles caused by toilet seat leakage.
•High Quality Materials: This Toilet Flapper 3 inch design uses a high-quality rubber, which is very soft and can quickly rebound after compression, providing the best sealing, which greatly helps to save water.
•Standard Design: The Toilet Stopper Flapper meets industry standards for pipeline specifications in the United States and Canada, making it perfect for use with 3-inch toilet flushing valves. The appropriate size design keeps it open for a long enough time to allow enough water to flow out of the water tank to flush the toilet clean.
•Easy to Install: Toilet flapper replacement installation is very simple and can be easily installed by insulting any tool. First, close the water valve leading to the toilet, drain the water from the water tank, remove the old leakage baffle, install our new toilet baffle, and install the chain. Attention: If your old baffle is difficult to remove, you can cut it open and do not forcefully open it to avoid damaging the faucet.
•Cost Saving: The packaging includes 2 gerber toilet flappers, one of which is placed in your toolbox. With this little one, you can easily repair a leaking toilet without calling the plumber, saving expensive maintenance costs.
•Note: Please ensure that the opening diameter of your toilet water tank is 3 inches. Our toilet baffle size is 4.9 "x 3.66" and is specifically designed for flushing valves with a diameter of 3 inches.
•Compatible with Gerber 99-788

View offer on:

$9.99

Check Price

Lydia's Deal

2 Pack 2-Inch Universal Toilet Flapper Replacement Kit - Fits Kohler, Toto, American Standard - High Performance Water-Saving Toilet Tank Flapper with Stainless Chain & Hook, Easy to Install Red

9.3

ChoiceComparer.com Score

9.3

/ 10

Excellent

Main highlights

•UNIVERSAL FIT – Our 2-inch toilet flapper fits most standard 2-inch toilets, including high-efficiency models with flush rates of 1.28 to 3.5 gallons per flush (GPF). Made from high-quality rubber, it is designed to withstand hard water and well water, ensuring long-lasting performance.
•PREVENTS LEAKING – Replace your leaky toilet flapper to prevent ghost flushing, running toilets, and water wastage. This replacement 2-inch flapper is compatible with most standard toilets, helping you conserve water with every flush.
•DURABLE AND TIGHT SEAL – Constructed from durable red rubber, this toilet flapper valve creates a secure, tight seal that lasts. The kit includes a universal adjustable toilet stopper flapper and a stainless steel chain for maximum durability and leak prevention.
•SAVE WATER AND MONEY – Fix your leaking toilet quickly and easily with our toilet flapper replacement kit. Prevent unnecessary water wastage and save on your monthly water bills by using this reliable, long-lasting solution.
•EASY INSTALLATION – Installation is simple and takes less than two minutes—no tools required! Just remove the old flapper, attach the new toilet flapper, and connect the chain. Upgrade your toilet’s performance without any hassle.

View offer on:

$7.99

Check Price

Fluidmaster

Fluidmaster 502CN3 PerforMAX Universal Water-Saving Long Life Toilet Flapper for 2-Inch Flush Valves, Adjustable Solid Frame Design, Easy Install, 3 Pack, Red, 3 Pack

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•LONG-LASTING DURABILITY: Toilet flapper 3-pack with solid frame replaces leaky, corroded flappers, preventing twisting, ghost flushing, and running toilet problems
•UNIVERSAL DESIGN: Adjustable flapper fits most 2-inch flush valve toilets and is ideal for use in high efficiency 1.28 to 3.5 gallons per flush toilets
•ADJUSTABLE TO SAVE WATER: Dial flapper adjusts for maximum flush efficiency and to save water
•CORROSION RESISTANT: Solid frame 502 2-inch flapper pack features corrosion-resistant Microban material to prevent breakdown and leaks and is chlorine and hard water resistant
•EASY INSTALLATION: Easily installs in 10 minutes or less to optimize flushing performance

View offer on:

$11.98

Check Price

WINONLY

Universal Toilet Flapper Replacement 2 Inch - Compatible with Most American Standard Kohler Fluidmaster Toto Gerber Toilets Tank Water Saving Rubber Flush Valve Flapper with Stainless Chain Blue 1Pack

9.0

ChoiceComparer.com Score

9.0

/ 10

Great

Main highlights

•WIDE COMPATIBILITY: Specially designed to replace flappers of popular 2-inch flush valve toilets. Please measure the size of the replacement toilet flapper in advance. We encourage you to verify the diameter of your toilet's drain hole before purchase, as WINONLY toilet flapper is designed to suit most toilets with a 2-inch flush valve
•ENHANCED FLUSHING PERFORMANCE: Improve your flushing system with WINONLY highly efficient toilet flapper, designed to prevent ghost flushing and running toilets for seamless operate. Equipped with a rust-proof stainless steel chain that promises long-lasting durability and prevents breakages or snags. Toilet Flapper is ideal for a homeowner, tenant, professional plumber, repairman, landlord, or commercial property manager
•[EFFORTLESS INSTALLATION]: No special tools are required, simple DIY installation in just a couple of minutes! Step 1: Shut off your toilet's water supply. Step 2: Flush multiple times to empty the toilet tank. Step 3: Remove the old flapper from the lever rod and overflow pipe. Step 4: Position the new toilet flapper replacement. Step 5: Attach the flapper chain to the lever rod, adjusting for a tight fit and effective seal. Step 6: Turn on the water, then test the new flapper for leaks
•LONG-LASTING DURABILITY: Crafted from high-quality chlorine-resistant rubber, which is very corrosion-resistant, WINONLY toilet flapper ensures long-term usage and withstands the effects of hard water. Effectively control flushing to conserve water over the long term, reducing bills while maintaining environmental consciousness
•SATISFACTORY SERVICES: Thank you for choosing the WINONLY 2-inch toilet flapper! The replacement toilet flapper comes with detailed instructions for easy installation. If you aren't able to DIY, please seek help from a professional plumber. If you have any problems with WINONLY toilet flapper replacement universal, please feel free to notify us for a free consult. Your suggestions are also welcomed!

View offer on:

$8.98

$9.98

-10%

Check Price

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

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Proprietary Chlorazone II rubber is 2 times stronger than other Toilet Flappers-- Red rubber resists chlorine, bacteria, city water treatment, hard water, and well water.
•Fits most 2 inch flush valves, including American Standard, Kohler, TOTO and more! The most universal 2 Inch Toilet Flapper-- Adjusts to fit all tank sizes: 1.28, 1.6, 3.5 and 5 gallon per flush toilets. Adjusts to match original toilet settings and eliminates water waste by decreasing the amount of water flushed
•Adjusts to match original toilet settings and eliminates water waste by decreasing the amount of water flushed
•Made in the USA

View offer on:

$9.98

$10.50

-5%

Check Price

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

8.7

ChoiceComparer.com Score

8.7

/ 10

Good

Main highlights

•Made in United States

View offer on:

$11.93

$13.49

-12%

Check Price

Fluidmaster

Fluidmaster 555CRP8 Universal PerforMAX 5 Minute Toilet Flush Valve Repair Kit 2 In.

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Universal Design, fast and easy-to-install
•Peel and Stick design eliminates messy glue, with no tank removal
•PerforMAX Adjustable Water-Saving Flapper included
•Replaces inefficient toilet flush valve designs
•Fix worn, leaky toilet flapper designs
•Save on water and money
•Durable build with corrosive resistant materials
•2” flush valve replacement kit, from 1.28 HET to 3.5 gallon per flush designs
•Limit one (1) per order
•Returns will not be honored on this closeout item

View offer on:

$10.99

$13.14

-16%

Check Price

📊

📈 How we rank

With our cutting-edge technology, we examine thousands of products and retailers, assessing reviews, ratings, trends, and sales rankings to identify what matters most to users like you.

Our team evaluates this data alongside genuine user feedback, merging AI analysis with human insights to provide you with real-time, highly-rated recommendations that empower your decision-making with clarity and confidence.