Fluidmaster

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When purchasing a product, price is the consumer's primary concern. At present, Fluidmaster has 247 products for sale. Fluidmaster products range in price from $6.28 to $36.86, and the average price of all the products is about $20.56.

You can confidently purchase Fluidmaster products on Amazon.com. The brand holds an average rating of 4.5, testifying to its excellent reputation.

Fluidmaster Best Sellers

Last Updated: Jan 9, 2026

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

Toilet Flush Valves

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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

Fluidmaster K-400H-039 High Performance Toilet Fill Valve with 2-Inch Adjustable Toilet Flapper Kit

Toilet Flappers

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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

Fluidmaster K-400H-021-P8 PerforMAX 2-Inch Everything Toilet Repair Kit, Multicolor

Toilet Repair Kits

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The Everything Kit includes everything you need to fix your toilet in one trip and one purchase

Fluidmaster 8302P8 Flush 'n Sparkle Automatic Toilet Bowl Cleaning System Bleach Replacement Cartridge Refills, 2-Pack

Bathroom Cleaners Toilet Cleaners

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CLEANS WITH EVERY FLUSH: Automatic toilet bowl cleaning cartridges provide scrub-free and hands-free cleaning without damaging toilet parts

LONG-LASTING CLEANING: Each toilet bowl refill cartridge lasts up to 3 months for a total of 6 months of hands-free cleaning

BLEACH CLEANING: Powerful bleach cleansers clean and deodorize with every flush to leave the bowl crystal clear

WON'T HARM TOILET COMPONENTS: Provides cleaning solution directly into the bowl without the use of tablets and liquid cleaners that can damage toilet tank components

EASY INSTALLATION: Easily replace used bleach cartridges in only a minute

Fluidmaster 8300 Flush 'n Sparkle Automatic Toilet Bowl Cleaning System with Bleach Cartridge, 1 Count (Pack of 1) ( Packaging May Vary)

Bathroom Cleaners Toilet Cleaners

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CLEANS WITH EVERY FLUSH: Automatic toilet bowl cleaning system with cartridge provides scrub-free and hands-free cleaning without damaging toilet parts

LONG-LASTING CLEANING: Toilet bowl refill cartridge lasts up to 3 months (*additional replacement cartridges sold separately)

BLEACH CLEANING: Powerful bleach cleansers clean and deodorize with every flush to leave the bowl crystal clear

WON'T HARM TOILET COMPONENTS: Provides cleaning solution directly into the bowl without the use of tablets and liquid cleaners that can damage toilet tank components

EASY INSTALLATION: Universal design cleaning system fits most toilets and installs in minutes

Fluidmaster 550DFRK-3 DuoFlush Complete Fill and Dual Flush Conversion System, 2

Toilet Flush Valves

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Convert your existing 2” flush valve toilet to Dual Flush technology

Save water & money, uses up to 45% less water

Retrofits to any 2” flush valve toilet, 1.6 GPF and pre 1994 3.5+ gallon per flush models

Easy-to-install and fully adjustable for a wide range of settings, without removing the valve

Complete fill & dual flush conversion system

Full and half flush, Dual Action toilet flush lever included

Replace noisy and slow filling inefficient models

PerforMAX High Performance Fill Valve included for 2x greater refill rate

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

Toilet Flappers

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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

5 year warranty

Fluidmaster 400A133 Premium Filling Valve Universal High Performance Toilet Fill Valve - 3 Pack

Toilet Flush Valves

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Fix noisy, slow filling valves with a quiet powerful toilet fill valve.

Adjustable height (9 "-14")

Adjustable roller-clamp controls water usage

Replaces outdated, inefficient, or noisy fill valve designs

Fluidmaster 8102P8 Flush 'n Sparkle Automatic Toilet Bowl Cleaning System Refills, Blue 2-Pack, Upgraded Version

Bathroom Cleaners Toilet Cleaners

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Eliminate hassle with this self-cleaning toilet system blue refill pack- easy-to-install in a minute

New upgraded formula universal blue version fits most toilets

For use with Flush ‘n Sparkle Automatic Toilet Bowl Cleaning System

Scrub-free and hands-free cleaning without damaging toilet parts

Quickly replace old cartridges with blue automatic cleaning cartridges that last up to 3 months

Fluidmaster K-400H-040-T5 PerforMAX Fill Valve and 3-Inch Flapper Toilet Repair Kit, Multicolor

Toilet Repair Kits

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The PerforMAX fill valve and 3 in. Flapper Kit is the top solution to make your 3 in. flush valve toilet run like new!

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

Toilet Flush Valves

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Fix noisy, or slow filling fill valves with the quietest, most powerful toilet fill valve 2-pack 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

2X greater bowl refill for a more powerful flush than standard designs; EZ-Twist height adjusts from 9 in. to 14 in. to fit more tanks; 7 year warranty

Fluidmaster K-400H-038-T4 PerforMAX 3 in. Everything Toilet repair kit, No Size, Multi

Toilet Repair Kits

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The 3 in. Everything Kit has all you need to fix your 3 in. flush valve toilet with one repair kit

Easy to install, universal design fits 3 in. flush valve toilets, helpful install tools included

PerforMAX fill valve offers the fast and quiet refill, adjustable tank and bowl dials for customized water-use and adjustable height to fit more tanks

Adjustable flush valve eliminates cutting, simply twist to adjust height and fit most 3 in. flush valves

Universal tank-to-bowl gasket for use with most any 3 in. flush valve toilets, including Toto, American Standard and more; Includes adjustable 3 in. flapper; Durable stainless steel hardware; 7 year warranty

Fluidmaster 550DFR-1 DuoFlush Dual Flush Conversion Valve

Toilet Flush Valves

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Uses up to 45% less water

Retrofits to any 2 inch toilet

Fully adjustable for a wide range of settings

Fluidmaster 703AP4 Specialty Toilet Fill Valve for Glacier Bay and Niagara Conservation Flapperless Toilets

Toilet Flush Valves

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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

A fast and effective DIY solution to common toilet fill problems

Fluidmaster 5403 3-Inch Water Saving Long Life Toilet Flapper

Toilet Flappers

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Size: 3 Inch.Fluidmaster Universal flapper 3 - 191415

This is highly durable

Universal flapper

Easy to install with two simple adjustments

Durable silicone seal

Kink free chain

10 Year warranty

Note: This product is designed to fit toilets with 3″ flush valves

Universal flapper

Easy to install with two simple adjustments

Durable silicone seal

Kink free chain

10 Year warranty

Fluidmaster K-400A-5004 Universal Toilet Fill Valve and 2 in. Toilet Flapper Repair Kit

Toilet Flush Valves

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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

Fluidmaster 3-Inch Dual Flush Valve Replacement for 2-Piece Toilets including Glacier Bay, Aquasource and more

Toilet Flush Valves

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Restore original factory performance to your Glacier Bay or other Dual Flush Toilets

Easy to install

Fit's 3” Dual Flush Valve, 2 -Piece toilets, including Glacier Bay, AquaSource, Project Source and more

Adjust the full or half flush to match factory settings, save water, and restore flush performance

Superior flushing of solids and liquids; 5 year warranty

Fluidmaster 8202P8 Flush 'n Sparkle Automatic Toilet Bowl Cleaning System Refills, BioBalance Septic 2-Pack

Bathroom Cleaners Toilet Cleaners

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Eliminate hassle with this self-cleaning toilet system BioBalance septic tank refill pack!

Easy-to-install in a minute

Fits Flush N' Sparkle Automatic Toilet Bowl Cleaning System

Scrub-free and hands-free cleaning without damaging toilet parts

Replace old cartridges with new septic tank specific automatic cleaning cartridges

Environmentally friendly cleaning for up to 3 months per cartridge

2-pack of replacement cartridges

Clean your septic tank and reduce drain field clogging with bio-action

Fluidmaster 400A-019 Brass Shank Toilet Fill Valve

Toilet Flush Valves

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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

Fluidmaster FAQs

Is Fluidmaster Legit?

Yes, Fluidmaster is a legitmate brand on Amazon. After conducting a comprehensive analysis of 109,955 customer reviews for Fluidmaster products on Amazon, we have determined its average rating. Offering great value and satisfying quality, Fluidmaster has achieved a respectable rating of 4.5 from many customers, showing that its products meet customer expectations. While there may have been minor issues reported occasionally, overall, it is safe to make purchases from Fluidmaster on Amazon.

Amazon has strict policies and safety measures in place that ensure only legitimate sellers and products are allowed on their platform. It also provides a secure payment gateway and offers buyer protection, ensuring your transaction is safe. In the unlikely event that there's an issue with your purchase, Amazon's customer service and return policies are designed to protect your interests.

How to find more Fluidmaster products?

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View the products interest you on Amazon to read the customer reviews and check the ratings. Besides, you can hit the "brand" to find more Fluidmaster products.

How does findthisbest choose the top Fluidmaster products?

We analyze millions of Fluidmaster products reviews and customer reviews to recommend the best picks for most consumers. We have a professional team with decades of experience to test the products, which can help ensure that we provide our readers with accurate advice and best recommendations.

How can I purchase Fluidmaster products via FindThisBest?

Go to the Fluidmaster page.
Select the product you want in the Fluidmaster buying guide, and then view the product on Amazon. For example, if you are interested in the top 1 product Fluidmaster 400H-002 Performax Universal Toilet Fi..., you can view it on Amazon page.
Place your order on Amazon.

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Our mission is to provide you with the most up-to-date and objective information about the Fluidmaster products, helping you make more informed buying decisions. We recommend best choices of the products from the Fluidmaster brand, helping you make better shopping choices with less time and energy.

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