Top Toilet Flush Valve Components and Replacement Parts

The best Toilet Flush Valves includes Fluidmaster 400H Performax Toilet Fill Valve, Kohler GP1083167 Silent Fill Valve Kit, Korky QuietFILL Platinum Toilet Valve [528MP] and many others as mentioned below.

1

Fluidmaster 400H Performax Toilet Fill Valve

  • Whisper-quiet operation for peaceful bathroom experience.
  • High performance for fast tank filling.
  • Universal fit for most toilet brands and models.
  • Easy installation with step-by-step instructions included.
  • Adjustable height from 9 to 14 inches.
  • Customizable water level for efficient flushes.
  • Durable construction for long-lasting performance.
  • Average Rating out of 5:
  • Price Range: $14.68
  • Material: Plastic, Rubber
2

Kohler GP1083167 Silent Fill Valve Kit

  • Kohler genuine part for reliable performance.
  • Compatible with all Kohler Class Five toilets.
  • Adjustable fill valve for customized water flow.
  • Protects warranty when using genuine parts.
  • Check shank color for correct part compatibility.
  • Easy installation with manual valve operation.
  • Dimensions: 12.5" x 3.5" x 3".
  • Average Rating out of 5:
  • Price Range: $17.80
  • Size: ‎1 Inches,‎1.5 Inches,‎12.5" x 3.5" x 3"
  • Material: Plastic
3

Korky QuietFILL Platinum Toilet Valve [528MP]

  • Replaces ballcocks and worn toilet valves.
  • Fits 99% of 1-piece and 2-piece toilets.
  • Easy height adjustment for quick installation.
  • Installs in under 5 minutes.
  • Durable chlorazone red rubber construction.
  • Includes all necessary installation components.
  • Designed in Wisconsin for quality assurance.
  • Average Rating out of 5:
  • Price Range: $9.98
  • Size: ‎0.88 Inches,‎0.88 Inches,‎Universal to Fit 99% of Toilets
  • Material: Plastic, Rubber
4

TOTO Fill Valve (TSU99A XR) Blue

  • Adjustable fill valve for TOTO toilet tanks.
  • Enhances tank performance and efficiency.
  • Includes all necessary installation components.
  • Standard 7/8 inch inlet connection size.
  • Durable construction for long-lasting use.
  • Easy to install and adjust.
  • Color-coded blue for easy identification.
  • Average Rating out of 5:
  • Price Range: $18.80
  • Material: Stainless Steel, Brass
5

KOHLER Silent Fill Valve Kit [GP1138930]

  • Quiet filling for a peaceful bathroom experience.
  • Adjustable with multiple fill-rate inserts included.
  • Compatible with Kohler Class 5 toilets.
  • Check shank color for correct part identification.
  • Easy installation for hassle-free replacement.
  • Durable construction ensures long-lasting performance.
  • Cap color may vary; please note this detail.
  • Average Rating out of 5:
  • Price Range: $20.41
  • Material: Plastic, Metal
6

Korky QuietFILL Toilet Fill Valve (528X)

  • Universal fit for 99% of toilets.
  • Reduces noise during toilet filling.
  • Adjustable height for easy installation.
  • Improves flushing performance and water efficiency.
  • Solves issues with running and slow refill.
  • Durable design for long-lasting use.
  • Perfect for newer, high-efficiency toilets.
  • Average Rating out of 5:
  • Price Range: $15.97
  • Size: ‎No Size
  • Material: Resin, Plastic, Rubber
7

Sloan Regal A-38-A Diaphragm Assembly Kit

  • Replacement diaphragm for Sloan Regal Flushometers.
  • Natural rubber diaphragm ensures accurate flushing.
  • Brass bypass for enhanced performance and durability.
  • Available in multiple flush rates: 1.6, 3.5, 4.5 GPF.
  • Designed to reduce water consumption and waste.
  • Compatible with Sloan Genuine Parts for reliability.
  • Built to last for optimal restroom performance.
  • Average Rating out of 5:
  • Price Range: $30.14
  • Size: ‎2 Inches,‎2 Inches,‎3.5 GPF
  • Material: Brass, Rubber
8

KOHLER [GP1229656] Canister Repair Kit

  • Compatible with single flush canister toilets.
  • Includes essential components: cap, center guide, chain.
  • Ensures optimal performance of KOHLER toilets.
  • Easy installation with included parts.
  • Use KOHLER GENUINE PARTS for reliability.
  • Recommended seal replacement: part number GP1059291.
  • Durable construction for long-lasting use.
  • Average Rating out of 5:
  • Price Range: $10.25
  • Size: 3.85 Inches
  • Color: Black
  • Material: Plastic
9

Fluidmaster 703AP4 Toilet Fill Valve

  • Direct replacement for Glacier Bay toilets.
  • Compatible with Niagara flapperless toilets.
  • Easy installation with included instructions.
  • Increases refill speed for efficient operation.
  • Restores toilet performance to factory settings.
  • High-quality replacement for old fill valves.
  • Effective DIY solution for fill issues.
  • Average Rating out of 5:
  • Price Range: $13.87
  • Material: Plastic
10

Fluidmaster Dual Flush Valve Button

  • Genuine replacement for Glacier Bay dual flush toilets.
  • Easy installation for quick plumbing solutions.
  • Compatible with 3” dual flush valve systems.
  • Designed for 2-piece toilets for versatility.
  • Chrome finish for a sleek, modern look.
  • Specifically made for tank lid mounting.
  • Durable construction ensures long-lasting performance.
  • Average Rating out of 5:
  • Price Range: $11.05
  • Material: Plastic
11

R&T Toilet Fill Valve Replacement Kit

  • Fix slow, noisy, leaking, running toilets.
  • Quiet and fast tank filling process.
  • Water-saving design reduces your utility bill.
  • Tool-free installation with quick locking nut.
  • Adjustable float height for optimal water level.
  • Universal design fits most American standard toilets.
  • Backed by 5 years of maintenance support.
  • Average Rating out of 5:
  • Price Range: $18.99
  • Size: ‎0.5 Inches,‎0.5 Inches
  • Material: Polybutylene Terephtalate (PBT)
12

KOHLER Flush Valve Kit [87998]

  • Genuine KOHLER part for reliable performance.
  • Compatible with specific Kohler toilet models.
  • Corrosion-resistant material ensures durability.
  • Easy installation for efficient toilet function.
  • Exact fit for Kohler tank models listed.
  • Reduces leaks and improves flush efficiency.
  • High-quality construction for long-lasting use.
  • Average Rating out of 5:
  • Price Range: $19.09
  • Size: ‎Small
  • Material: Brass
13

Hidnvefen Flush Valve Seal (2 Pcs)

  • Solves toilet flush valve leaks effectively.
  • Easy installation without professional help required.
  • Made from durable, high-quality silicone material.
  • Compatible with American Standard and Eljer toilets.
  • Restores quiet operation and flush pressure.
  • Includes installation video for assistance.
  • Two pieces included for convenience.
  • Average Rating out of 5:
  • Price Range: $7.99
  • Size: ‎2Pcs
  • Material: Silicone
14

Korky [528T] TOTO Toilet Fill Valve

  • Replaces TOTO G-Max and Power Gravity toilets.
  • Fixes slow refilling and noisy toilet issues.
  • Quieter operation than standard fill valves.
  • Adjustable height from 7-3/4" to 13-1/2".
  • Easy installation with twist-lock adjustment feature.
  • Includes all necessary installation components.
  • Made in the USA from durable materials.
  • Average Rating out of 5:
  • Price Range: $18.99
  • Material: Metal
15

American Standard Fluid Master 400A Valve

  • Universal design fits most toilet models.
  • Durable for high-use applications.
  • Includes all necessary installation components.
  • Reliable performance for consistent water flow.
  • Easy installation with clear instructions.
  • Compact dimensions for tight spaces.
  • Compatible with Fluid Master 400A systems.
  • Average Rating out of 5:
  • Price Range: $31.50
  • Size: ‎10.00 in wide x 3.00 in tall x 3 in deep
16

Essential Values Kohler Flush Valve Seal [3 Pack]

  • Compatible with Kohler K-GP1059291 flush valves.
  • Includes three high-quality toilet ring seals.
  • Easy installation with included fitting instructions.
  • Improved lip design for hassle-free replacement.
  • Cost-effective solution for toilet maintenance.
  • Restores flushing power, eliminates toilet issues.
  • Durable aftermarket replacement by Essential Values.
  • Average Rating out of 5:
  • Price Range: $8.99
  • Size: ‎0.38 Inches,‎3.38 Inches,‎3 Pack
  • Material: Rubber
17

Fluidmaster K-400A Toilet Fill Valve & Flapper

  • Fix running toilets with one comprehensive kit.
  • Universal design fits most 2-inch flush valves.
  • Height adjusts 9 to 14 inches easily.
  • Solid frame flapper ensures secure, leak-free seal.
  • Durable construction for long-lasting performance.
  • Easy installation for quick repairs.
  • Backed by a 5-year warranty.
  • Average Rating out of 5:
  • Price Range: $28.06
  • Size: ‎2 Inches,‎2 Inches,‎2- Pack
  • Material: Plastic, Rubber
18

TOHAXPLS Toilet Fill Valve Seal (Pack of 2)

  • High-grade rubber for durability and sealing.
  • Effectively prevents leaks and conserves water.
  • Designed for seamless compatibility with Kohler valves.
  • Easy DIY installation, no professional help needed.
  • Quickly replaces old seals, reducing maintenance costs.
  • Improves toilet efficiency and reliability with each flush.
  • Ensures a hassle-free living experience with reliable performance.
  • Average Rating out of 5:
  • Price Range: $9.98
  • Size: ‎1 Inches,‎1 Inches
  • Material: Rubber
19

American Standard Flush Valve Assembly [7381983-400]

  • Universal replacement for Champion 2-piece toilets.
  • 4-inch flush valve for optimal flushing results.
  • Prevents clogs for powerful, efficient flushing.
  • 7-inch tube with 3.4-inch chain length.
  • OEM part for reliable performance and compatibility.
  • Fits 12-inch rough tanks for easy installation.
  • Compatible with various Champion PRO models.
  • Average Rating out of 5:
  • Price Range: $22.78
  • Size: ‎4 Inches,‎4 Inches
  • Material: Stainless Steel
20

Fluidmaster Universal Toilet Flush Valve Kit

  • Fix leaky tanks and improve flush performance.
  • Easy installation with universal 2-inch design.
  • Adjustable height for various tank sizes.
  • Includes perforMAX water-saving flapper for efficiency.
  • Compatible with most 2-inch flush valve toilets.
  • Corrosion-resistant materials for long-lasting use.
  • Comes with a five-year warranty for peace of mind.
  • Average Rating out of 5:
  • Price Range: $15.98
  • Material: Silicone Rubber, Stainless Steel, Plastic, Rubber
21

KOHLER 1188998 Toilet Canister Flush Valve

  • Genuine KOHLER replacement part for optimal performance.
  • 2" outlet for efficient flushing action.
  • Compatible with specific KOHLER Cimarron models.
  • Identifiable tank model number for easy installation.
  • Complete assembly includes tank-to-bowl gasket.
  • Designed to enhance flushing efficiency and reliability.
  • Durable construction ensures long-lasting use.
  • Average Rating out of 5:
  • Price Range: $14.88
  • Size: ‎3 Inches,‎2 Inches,‎Pack of 1
  • Material: Metal
22

Korky [457] Long Life Seal for Toilets

  • Compatible with Mansfield #210 and #211 flush valves.
  • Replaces rigid flapper seal number: 630-0030.
  • Easy installation for quick fixes.
  • Made of flexible rubber for a tight seal.
  • Effectively fixes leaking toilets.
  • Restores functionality in hard-to-flush toilets.
  • Made in the USA for quality assurance.
  • Average Rating out of 5:
  • Price Range: $8.49
  • Size: ‎Red
23

Kohler 3" Toilet Canister Flush Valve Kit

  • Genuine Kohler replacement part for reliable performance.
  • 3" canister design ensures efficient flushing action.
  • Compatible with Kohler Cimarron toilet models.
  • Easy installation with detailed identification instructions.
  • Durable construction for long-lasting use.
  • Compact size: 5 x 5 x 10-7/8 inches.
  • Enhances toilet functionality and efficiency.
  • Average Rating out of 5:
  • Price Range: $17.42
  • Size: ‎3 Inches,‎3 Inches,‎10.8 x 3.5 x 3.5 inches
  • Material: Plastic
24

Korky Toilet Flush Valve Seal [451]

  • Compatible with Kohler tower style flush valves.
  • Durable Chlorazone II rubber construction.
  • Fixes leaking toilets effectively and efficiently.
  • Easy installation for DIY repairs.
  • Made in the USA for quality assurance.
  • Long-lasting performance, two times stronger.
  • Model number 451 for easy reference.
  • Average Rating out of 5:
  • Price Range: $7.99
25

Korky QuietFILL Toilet Fill Valve [528]

  • Universal fill valve fits 99% of toilets.
  • Easy height adjustment for quick installation.
  • Installs in under 5 minutes.
  • Includes all necessary installation components.
  • Durable chlorazone red rubber construction.
  • Compatible with 1-piece and 2-piece toilets.
  • Designed for long-lasting performance and reliability.
  • Average Rating out of 5:
  • Price Range: $7.85
  • Size: ‎Universal
  • Material: Plastic
26

Fluidmaster Dual Flush Valve [3-Inch] for Toilets

  • Restores factory performance for dual flush toilets.
  • Compatible with 3-inch dual flush valve systems.
  • Easy installation for convenient replacement.
  • Fits Glacier Bay, AquaSource, and more brands.
  • Adjustable flush settings for water savings.
  • Improves flushing efficiency for solids and liquids.
  • Durable construction for long-lasting use.
  • Average Rating out of 5:
  • Price Range: $28.92
  • Size: ‎3 Inches,‎3 Inches
  • Material: Plastic
27

Kohler [85406] 2" Toilet Flush Valve Kit

  • Kohler genuine part ensures reliable performance.
  • Compatible with Wellworth and Highline toilet models.
  • Includes flush valve, flapper, gasket, and bolts.
  • Optimizes flushing efficiency for better performance.
  • Replaces black flush valve with red flapper.
  • Also replaces part number 84246 for convenience.
  • Easy installation for quick toilet repairs.
  • Average Rating out of 5:
  • Price Range: $21.99
  • Size: ‎2 Inches,‎2 Inches,‎Single