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The Best Best Toilet Fill Valve of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best Best Toilet Fill Valve of 2022. Check our ranking below.

2,119 Reviews Scanned

SaleRank No. #1
Fluidmaster 400H-002 Performax Universal Toilet Fill Valve High Performance Tank and Bowl Water Control, 1-Pack, Multicolor
  • Fix noisy, or slow filling fill valves with the quietest, most powerful toilet fill valve available
  • Easy to install, step-by-step instructions included
  • Universal fit for most toilet models and brands
  • Tank and Bowl water level adjustment dials to customize the perfect flush and save. EZ-Twist height adjusts from 9 in. to 14 in. to fit more tanks
SaleRank No. #2
Korky QuietFILL Toilet Fill Valve - Universal Fits 99% of Toilets - Easy Height Adjust for Fast Install, 528
  • UNIVERSAL FILL VALVE: This toilet fill valve replaces ballcocks & worn down valves for different types of 2-piece & 1-piece toilets. It's easy to install & keeps your toilet running smoothly.
  • EASY TO INSTALL: Quiet replacement fill valve has a twist-lock adjustment that makes installation the easiest when you're doing toilet repairs. Adjustable from 7.75'' to 13.5.''
  • INCLUDES: Installs in less than 5 minutes. Includes fill valve, refill tube, metal refill tube clip, mounting nut, cone washer, coupling nut, tamper proof key & instructions.
  • 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.
  • 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.
Rank No. #3
Korky QuietFILL 2X Long Life Toilet Fill Valve - Universal Fits 99% of Toilets - Easy Height Adjust for Fast Install, 528X
  • Designed for newer, HET toilets, maximize your toilet's performance by delivering just the right amount of water to the bowl
  • Toilet Fill Valve fits 99% of toilets. Fixes: running, noisy, no/slow refill and no/weak flush toilets
Rank No. #4
Korky QuietFILL Platinum Toilet Fill Valve - Universal Fits 99% of Toilets - Easy Height Adjust for Fast Install, 528MP
  • UNIVERSAL FILL VALVE: This toilet fill valve replaces ballcocks & worn down valves for different types of 2-piece & 1-piece toilets. It's easy to install & keeps your toilet running smoothly.
  • EASY TO INSTALL: Quiet replacement fill valve has a twist-lock adjustment that makes installation the easiest when you're doing toilet repairs. Adjustable from 7.75'' to 13.5.''
  • INCLUDES: Installs in less than 5 minutes. Includes fill valve, refill tube, metal refill tube clip, mounting nut, cone washer, refill adjuster, coupling nut, tamper proof key & instructions.
  • 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.
  • 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.
Rank No. #5
Fluidmaster K-400H-039 High Performance Toilet Fill Valve with 2-Inch Adjustable Toilet Flapper Kit
  • The PerforMAX fill valve and 2 in. Flapper Kit is the premium solution to make your 2 in. flush valve toilet run like new
  • PerforMAX toilet fill valve offers high performance with adjustable tank and bowl water for full water control
  • Fast and Easy to Install
  • PerforMAX Water-Saving Toilet Flapper included to save water use per flush
  • Adjustable fill valve height to fit more tanks, corrosion resistant flapper, Solid frame for a secure seal, 7 year warranty
SaleRank No. #6
Fluidmaster 400A-019 Brass Shank Toilet Fill Valve
  • Fluidmaster's proven fill valve design now more durable with a heavy-duty brass shank
  • Easy to install, pre-installed shank washer to save time
  • Easy turn tank water level adjustment dial for water savings
  • EZ-twist height adjustment from 9” to 14” to fit more tanks
  • Quiet, powerful operation; Quickly replaces old fill valves and ballcocks; 7 year warranty
SaleRank No. #7
Fluidmaster K-400A-5004 Universal Toilet Fill Valve and 2 in. Toilet Flapper Repair Kit
  • Fix cracked fill valves and running toilets in one kit
  • Easy to install
  • Universal design fits most 2" flush valve toilets
  • 400A toilet fill valve height easily adjusts between 9 in. to 14 in. to fit more tanks
  • Solid frame flapper resists twisting for a secure seal, Durable build, 5 year warrany
Rank No. #8
Fluidmaster 703AP4 Specialty Toilet Fill Valve for Glacier Bay and Niagara Conservation Flapperless Toilets
  • A direct replacement for Glacier Bay & Niagara Flapperless Toilets
  • Easy-to-install, instructions included
  • Increase your Glacier Bay / Niagara refill speed
  • Restore & optimize your toilet to factory performance
  • Replace old or inefficient fill valves with this high-quality replacement part
Rank No. #9
Kohler Genuine Part Gp1083167 Silent Fill Valve Kit For All Kohler Class Five Toilets,12.5" x 3.5" x 3"
  • Protect the warranty on KOHLER products, always look for the KOHLER GENUINE PARTS logo
  • Adjustable fill valve. Valve Type: Manual
  • Look at shank color to determine correct part; if black, use this part and if grey, use GP1138930
  • Cap color may vary
Rank No. #10
Korky 528T Replacement TOTO Toilet Fill Valve - Fits G-Max and Power Gravity Toilets -Easy to Install -Made in USA, Black
  • TOTO FILL FALVE: Designed to replace G-Max & Power Gravity Toilets. Designed to fix no/slow refilling, running, & noisy toilets, the fill valve is quieter than other fill valves. Adjustable sizing.
  • EASY TO INSTALL: Simply remove your old fill valve or ballcock, insert your new Korky fill valve, & adjust. The innovative twist-lock adjustment makes installation easy. Adjusts from 7-3/4" to 13-1/2".
  • INCLUDES: The universal fill valve set includes fill valve, refill tube, metal refill tube clip, mounting nut, cone washer, coupling nut, tamper proof key and instructions.
  • 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.
  • 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.

Last update on 2025-08-15 / Affiliate links / Images from Amazon Product Advertising API

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