Best Flapper Valve In May 2025

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Check out our product review of the Best Flapper Valve. We tried 10 models and can tell you the absolute best varieties.

To help you in your search, we have completed this list of the Best Flapper Valve.

Top Rated Best Flapper Valve Of 2025

Rank	Product Name	Score
1	Fluidmaster 402CARHRP14 PerforMAX Universal High Performance Toilet Fill Valve and Flapper Repair Kit Buy Now	9.7 Buy Now
2	Fluidmaster 400CRP14 Universal Toilet Fill Valve and Flapper Repair Kit, for 2-Inch Flush Buy Now	9.5 Buy Now
3	Toto THU500S Replacement Flapper for Select 3 Inch Flush Valve Tanks, Red Buy Now	9.1 Buy Now
4	Korky 2001TP Universal Toilet Tank Flapper (3 Pack) -Easy to Install-Long Lasting All Buy Now	8.8 Buy Now
5	Fluidmaster 5403 3-Inch Universal Water Saving Long Life Toilet Flapper, Adjustable Solid Frame Buy Now	8.6 Buy Now
6	ATIE Pool Check Valve Cover with Flapper Assembly Kit Replace Zodiac Jandy Spring Buy Now	8.3 Buy Now
7	Fluidmaster 502P21 2-Inch Universal PerforMAX Longest Lasting, Water Saving Toilet Flapper Buy Now	8.1 Buy Now
8	Fluidmaster 400AKRP10 Universal, All In One, Complete Toilet Tank Repair Kit For 2-Inch Buy Now	7.8 Buy Now
9	Kohler (BLUE PART GP85160 FLAPPER WITH FLOAT), 2 Buy Now	7.5 Buy Now
10	Zodiac 7056 Cover with Flapper Assembly Replacement Kit for Zodiac Jandy Spring Check Buy Now	7.2 Buy Now

1. Fluidmaster 402CARHRP14 PerforMAX Universal High Performance Toilet Fill Valve and Flapper Repair

• Built in microban fights flapper breakdown due to bacteria on the flapper itself
• 7 year
• Chlorine and hard water resistant
• Performax technology provides optimal performance while saving both water and money
• Fixes common problems like toilets that are running, leaking, noisy, ghost flushing or have a weak flush
• Easy to install, fits 2 inch flush valve toilets

2. Fluidmaster 400CRP14 Universal Toilet Fill Valve and Flapper Repair Kit, for 2-Inch Flush

• Ideal product for use in 3.5 gallons per flush toilets or larger
• The 501 flapper has microban that prevents breakdown due to bacteria
• This product has a 5 year warranty and is the solution to fix a noisy and running toilet
• Note: this product is designed to fit toilets with 2 flush valves
• High quality and durable toilet fill valve
• Features the proven 400a anti-siphon toilet fill valve

3. Toto THU500S Replacement Flapper for Select 3 Inch Flush Valve Tanks, Red

• 3 inch sealing surface
• Replaces the following toto flapper part numbers: thu138s, thu175s, thu331s, thu140s, thu299s, thu253s, thu277s, thu347s, thu275s, thu332s, thu369s, and thu499s
• Replacement flapper: designed for use on a selection of toto 3 inch flush valve tanks

4. Korky 2001TP Universal Toilet Tank Flapper (3 Pack) -Easy to Install-Long Lasting All

• 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.
• 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.
• 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.
• For tank to bowl gasket: easy to install, the 465bp includes: 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.

5. Fluidmaster 5403 3-Inch Universal Water Saving Long Life Toilet Flapper, Adjustable Solid Frame

• This is highly durable
• Easy to install with two simple adjustments
• Easy to install with two simple adjustments
• Kink free chain
• Kink free chain
• Note: this product is designed to fit toilets with 3 flush valves

6. ATIE Pool Check Valve Cover with Flapper Assembly Kit Replace Zodiac Jandy Spring

• Includes flapper assembly, pin, cover, spring, and o-ring
• Enhanced cover construction to be anti-crack and sturdy
• Improved chlorine-resistant and corrosion-resistant fabrication on flapper and rubber seal
• Upgraded stainless spring & pin make stronger spring tension
• Fits zodiac jandy spring check valve models 7235, 7305, 7511, 7512

7. Fluidmaster 502P21 2-Inch Universal PerforMAX Longest Lasting, Water Saving Toilet Flapper

• Rigid frame aligns flapper properly on every flush
• Universal performax design fits most toilet models
• 5-year warranty
• This performax water-saving flapper helps solve common running toilet problems
• Adjusts for maximum flush efficiency
• Easy-to-install

8. Fluidmaster 400AKRP10 Universal, All In One, Complete Toilet Tank Repair Kit For 2-Inch

• Universal design fits most toilet models
• Easy-to-install, simple instructions included
• Everything needed to make your toilet run like new!
• Performax 2 adjustable water-saving toilet flapper included
• Fits 2 flush valve toilets
• 5-year warranty

9. Kohler (BLUE PART GP85160 FLAPPER WITH FLOAT), 2

• Kohler genuine part
• 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
• Also used in kallista toilets
• Blue 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

10. Zodiac 7056 Cover with Flapper Assembly Replacement Kit for Zodiac Jandy Spring Check

• Cover replacement
• Fits zodiac jandy spring check valve models 7235, 7305, 7511, 7512
• Including flapper assembly, pin, cover spring and o-ring