April 1, 2026

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10 Best toilet flush valves of 2026

Save up to 23% off

Best Choice

1

Clicked 8 times in the last month

Fluidmaster

Fluidmaster 400H-5003 Performax Universal Toilet Fill Valve with Tank and Bowl Water Control 2-Pack, Blue

23% Off
9.9

Exceptional

Our Rating
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Value for Money

2

Kohler
KOHLER GENUINE PART 1188998 2" Toilet Canister Flush Valve Kit

17% Off
Main highlights

Key Features
Harnesses gravity for flush efficiency, compatible with specific KOHLER Cimarron models, includes complete assembly with gasket.

Ideal Use Cases
Perfect for upgrading KOHLER Cimarron toilets K-4418 and K-4369, ensuring optimal flush performance and water conservation.

Customer Praise
Most reviews highlight its perfect fit and ease of installation, significantly improving flush power and efficiency.
Key specs
- usage:Flush performance
- valve:Toilet Flush Valve
- dimensions:3.25 x 3.25 x 10.87 inches
- color:N/A
- material:Metal
9.8

Exceptional

Our Rating

9.9
Long life

9.7
worth the money

9.7
Easy installation
3

Fluidmaster
Fluidmaster 400H-002 Performax Universal Toilet Fill Valve High Performance Tank and Bowl Water Control, 1-Pack, Multicolor
Main highlights

Powerful and Quiet Performance
Fix noisy, or slow filling fill valves with the quietest, most powerful toilet fill valve available.

Ideal for Home Improvement
Universal fit for most toilet models and brands, perfect for DIY installations.

Ease of Installation
Customers praise the easy installation with step-by-step instructions included.
9.7

Exceptional

Our Rating

9.7
Easy installation

9.5
Instruction

9.3
worth the money
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.
9.6

Exceptional

Our Rating

9.9
Easy installation

9.5
Instruction

9.3
worth the money
5

Korky
Korky QuietFILL Platinum Toilet Fill Valve - Universal Fits 99% of Toilets - Easy Height Adjust for Fast Install, 528MP
Main highlights

Universal Fit and Easy Installation
Fits 99% of toilets and installs in under 10 minutes.

Ideal for Toilet Upgrades
Perfect for replacing old or noisy valves in 1-piece and 2-piece toilets.

Enhanced Quiet Performance
Reduces toilet noise, praised for quieter operation than previous valves.
9.4

Excellent

Our Rating

9.7
Easy installation

9.1
Instruction

8.9
worth the money
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6

Fluidmaster
Fluidmaster 507AKP7 PerforMAX Universal High Performance 2-Inch Toilet Flush Valve Repair Kit with Gasket and Bolts
Main highlights

Enhances Toilet Performance
Replaces old fill valves to repair leaks and optimize flushing.

Ideal for Older Toilets
Perfect for 3.5 gallons per flush two-piece toilets.

Praised for Easy Installation
Customers appreciate the simple installation process.
9.3

Excellent

Our Rating

9.3
Easy installation

9.1
worth the money

8.9
Instruction
7

EZ-FLO

EZ-FLO Universal Tank Toilet Flush Valve with Flapper, Nonmetallic, 40053
9.2

Excellent

Our Rating
8

Fluidmaster
Fluidmaster 400AKRP10 Universal, All In One, Complete Toilet Tank Repair Kit For 2-Inch Flush Valve Toilets
Main highlights

Restores Toilet Performance
All-in-one repair kit replaces fill and flush valves.

Ideal for Universal Toilets
Fits most 2-inch flush valve toilets, 1.6 to 3.5 GPF.

Praised for Easy Installation
Simple installation process often takes 10 minutes or less.
9.1

Excellent

Our Rating

9.3
Simple to use

9.1
Easy installation

8.9
Instruction
9

Kohler
Kohler Genuine Part Gp1083167 Silent Fill Valve Kit For All Kohler Class Five Toilets,12.5" x 3.5" x 3"

17% Off
Main highlights

Quiet Filling Technology
The Kohler Silent Fill Valve Kit ensures a quiet and efficient refill of your toilet tank, enhancing bathroom serenity.

Versatile Installation
Ideal for all Kohler Class Five toilets, this valve kit is adjustable to fit various tank heights.

Ease of Installation
Customers appreciate the straightforward installation process, making it easy for non-professionals to replace their toilet valve.
Key specs
- usage:Toilet flush valve
- valve:Manual
- dimensions:11.75 x 3.75 x 3 inches
- color:Black
- material:Plastic
9.0

Excellent

Our Rating

9.5
Easy installation

9.3
worth the money

9.3
Noise level
10

Mansfield
Mansfield Flush Valve - Model # 211-11-1/2" - For all Trip Levers
Main highlights

Exact Replacement for Mansfield 160
The Mansfield Flush Valve - Model 211 is specifically designed for Mansfield 160 toilets, ensuring optimal performance and water efficiency with 1.6 gallons per flush.

Perfect for DIY Repairs
Ideal for homeowners looking to repair or maintain their Mansfield 160 toilets, providing an easy-to-install solution that reduces water consumption and prevents leaks.

Ease of Installation
Customers frequently praised the flush valve for its straightforward installation process, clear instructions, and perfect fit, making it a hassle-free repair solution.
Key specs
- usage:For all Trip Levers
- valve:Flush Valve - Model 211
- dimensions:13.3 x 3.5 x 3.5 inches
- color:Original Version
- material:N/A
8.9

Very Good

Our Rating

9.5
worth the money

9.3
Easy installation

9.1
Vacuum strength

10 Best toilet flush valves of 2026

1

Fluidmaster 400H-5003 Performax Universal Toilet Fill Valve with Tank and Bowl Water Control 2-Pack, Blue

How do we rank?

How do we rank?

Analyzing top stores

2

KOHLER GENUINE PART 1188998 2" Toilet Canister Flush Valve Kit

9.9

9.7

9.7

3

Fluidmaster 400H-002 Performax Universal Toilet Fill Valve High Performance Tank and Bowl Water Control, 1-Pack, Multicolor

9.7

9.5

9.3

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 QuietFILL Platinum Toilet Fill Valve - Universal Fits 99% of Toilets - Easy Height Adjust for Fast Install, 528MP

9.7

9.1

8.9

6

Fluidmaster 507AKP7 PerforMAX Universal High Performance 2-Inch Toilet Flush Valve Repair Kit with Gasket and Bolts

9.3

9.1

8.9

7

EZ-FLO Universal Tank Toilet Flush Valve with Flapper, Nonmetallic, 40053

8

Fluidmaster 400AKRP10 Universal, All In One, Complete Toilet Tank Repair Kit For 2-Inch Flush Valve Toilets

9.3

9.1

8.9

9

Kohler Genuine Part Gp1083167 Silent Fill Valve Kit For All Kohler Class Five Toilets,12.5" x 3.5" x 3"

9.5

9.3

9.3

10

Mansfield Flush Valve - Model # 211-11-1/2" - For all Trip Levers

9.5

9.3

9.1

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