11 Top Dual Flush Conversion Kits for Effortless Water Savings

Discover the best dual flush conversion kit to upgrade your toilet effortlessly, saving water and money with a quick, sleek, and reliable solution.
BrandMy RatingPrice
Danco
Best Entry-Level Choice
8.6/10
Zone Industry Corp.
Best for Water Efficiency
8.2/10
Danco
Best for Easy Installation
8.0/10
Danco
Best for Leaky Toilet Repairs
8.2/10
Fluidmaster
8.2/10

Best Dual Flush Conversion Kit

Looking to transform your bathroom into a paradise of efficiency? A dual flush conversion kit might just be your new best friend, turning ordinary toilets into eco-friendly marvels with a simple upgrade. Dive into our quick guide to find the perfect kit that balances performance and savings with style.

Best Entry-Level Choice: Danco

NEXT BY DANCO Split Handle Flush Activator for HydroRight Drop-In Dual Flush Converter, Polished Chrome, 1-Pack (BSP38)
Highlights
Easy to install
Water-saving functionality
Durable construction

It’s the ideal starting point for anyone looking to upgrade their dual flush system without breaking the bank.

The polished chrome finish adds a sleek touch, and the lightweight plastic body makes installation a breeze—no tools needed!

The LightTouch handle offers satisfying flushes while conserving water and energy, making it both practical and eco-friendly.

Keep in mind, it’s mainly compatible with HydroRight units using the green cable, so double-check your setup.

Overall, this handle combines affordability, easy installation, and durability—an excellent entry-level upgrade that gets the job done efficiently.

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Price history for Danco on Amazon

Best for Water Efficiency: ZONE Industry Corp. Dual Flush Valve

Dual Flush Valve, Push Button, Converter Kit, Replacement, Water-Saving, UPC & CUPC Listed Toilet Repair Kit, For Use with Standard 2-inch Flush Valves
Highlights
Easy installation
Water-saving design
Leak-proof silicone seal

As the best for water efficiency, this dual flush conversion kit from Zone Industry Corp. delivers on its promise to cut water usage without sacrificing performance.

Its simple installation means you can upgrade your toilet in less than 15 minutes—no headache involved.

The leak-proof silicone seal ensures no more drips wasting water and money.

Plus, the dual flush feature gives you the full or half flush option, making it ideal for those aiming to be eco-friendly and save on utility bills.

While the push buttons are a bit stiff and instructions could be clearer, overall, it’s a smart, effective upgrade for any standard toilet.

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Price history for ZONE Industry Corp. Dual Flush Valve on Amazon

Best for Easy Installation: Danco

Danco HYR451T HyrdroRight Universal Water-Saving Toilet Repair Kit with Dual Flush Valve, Lever Handle, White, HYR451T
Highlights
Easy, tool-free installation
Water-saving dual flush
Detects leaks automatically

Its drop-in installation makes upgrading to a water-efficient dual flush system a breeze — no tools, no fuss, and done in under 10 minutes.

The kit seamlessly converts your standard toilet, reducing water waste while eliminating common leaks thanks to the built-in leak detection feature.

The adjustable height ensures compatibility with most tanks, although it’s worth noting it doesn’t work with Mansfield models.

Plus, the split handle design offers a convenient dual-flush option for different needs.

Overall, this kit delivers hassle-free, eco-friendly performance that’s perfect for quick bathroom upgrades.

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Price history for Danco on Amazon

Best for Leaky Toilet Repairs: Danco

Danco HYR460 HyrdroRight Water-Saving Toilet Tank Repair Kit with Dual Flush Valve, Includes Dual Push Btton Handle in Chrome
Highlights
Easy installation process
Saves water effectively
Dual flush buttons

It’s super easy to install, making it a breeze even for DIY novices.

The dual flush buttons offer great water-saving options, reducing your water bill while still providing powerful flushes when needed.

This kit effectively tackles leaky toilets by replacing worn-out parts like flappers and handles, ensuring a tight seal every time.

The silicone gasket is durable and resistant to chemicals, which means fewer leaks over time.

While the lightweight plastic parts might feel a bit flimsy, the overall performance and water efficiency make this kit a smart upgrade for anyone looking to fix leaks and save water without much hassle.

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Price history for Danco on Amazon

Fluidmaster

Fluidmaster 550DFRK-3 DuoFlush Complete Fill and Dual Flush Conversion System, 2
Highlights
Easy installation & adjustment
Water-saving up to 45%
Reliable over years

The Fluidmaster Dual Flush Conversion Kit is a game-changer for anyone looking to cut water bills while keeping their toilet functioning smoothly.

The installation is straightforward, and the adjustable settings mean you can customize your flush to suit your needs without yanking out the tank.

The full and half-flush options work reliably, and the inclusion of the perforMAX fill valve ensures rapid refills—up to twice as fast as standard models.

While plastic parts may wear over time and instructions could be clearer, this kit consistently delivers solid performance, making it a smart, eco-friendly upgrade.

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Price history for Fluidmaster on Amazon

Danco

Danco HYR271T Hydroright Dual Flush Valve And Lever Handle, No Size, White
Highlights
Water-saving efficiency
Easy no-tools installation
Eliminates leaks

The HydroRight dual flush conversion kit offers remarkable water savings — up to 70% less water per flush — making it an eco-friendly upgrade for your bathroom.

The installation is a breeze, no tools needed, and it takes less than 20 minutes to transform your standard toilet.

Plus, it effectively eliminates common leaks by replacing worn-out parts like the flapper and handle.

The lever-style handle offers customizable flush options, which is super handy.

While it’s not compatible with every toilet model, it’s a sturdy, cost-effective solution for most 2-piece, 1.6–3.5 GPF toilets.

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Price history for Danco on Amazon

Flush-N-Sav Dual Flush Conversion Kit

3 Inch Dual Flush Valve Complete Conversion Kit w/Handle & Overflow Water Conserver, Eliminates the Use of the Leaky Flapper & Chain, Includes 2 Flushing Options, Includes Fill Valve
Highlights
Water savings up to 50%
Easy to install
Reduces clogs

The FLUSH-N-SAV Dual Flush Conversion Kit really delivers on water efficiency, cutting down usage by up to 50% with its two-flush system.

Installation is straightforward, making it accessible even for DIY enthusiasts.

We noticed a significant reduction in clogs thanks to the upgraded internal components that promote smoother flushing.

However, it's important to note that it's designed specifically for 3-inch toilets, so measure your discharge hole beforehand.

Overall, a cost-effective upgrade for modernizing your toilet and saving water, albeit with some plastic parts.

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Price history for Flush-N-Sav on Amazon

Flush-N-Sav

3 INCH DUAL FLUSH VALVE CONVERSION KIT AND OVERFLOW WATER CONSERVER - WITH HANDLE
Highlights
Water-saving efficiency
Reduces maintenance issues
Cost-effective upgrade

The FLUSH-N-SAV Dual Flush Conversion Kit effectively transforms your standard toilet into a water-wise powerhouse, helping you cut your water bills by up to 50%.

The adjustable overflow valve allows you to customize the flush volume, which means you can optimize power without wasting water.

Plus, by replacing the old flapper and chain setup, it reduces common leaks and maintenance hassles, making it a smart investment.

That said, the handle’s feel could be a tad sturdier, and installation might be tricky for beginners, but overall, it’s a budget-friendly upgrade that benefits both your wallet and the environment.

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Price history for Flush-N-Sav on Amazon

Flush-N-Sav

2 INCH DUAL FLUSH VALVE COMPLETE CONVERSION KIT AND OVERFLOW WATER CONSERVER - WITH HANDLE
Highlights
Water-saving up to 50%
Eliminates leaks and flappers
Adjustable water volume

The FLUSH-N-SAV dual flush kit is a game-changer in water efficiency, saving up to 50% of water with its dual flushing options.

It effectively eliminates outdated leaks and flappers, which means no more fiddling or constant maintenance.

Its adjustable water volume allows for a personalized flush, ensuring powerful performance while preventing clogs.

Made of durable metal and designed for easy installation with a solder connection, it's built to last.

While color choices are limited and it has a small customer review pool, its overall functionality really shines for those seeking a reliable, eco-friendly upgrade.

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Price history for Flush-N-Sav on Amazon

Flush-N-Sav Dual Flush Conversion Kit

3 INCH DUAL FLUSH VALVE COMPLETE CONVERSION KIT AND OVERFLOW WATER CONSERVER - WITH METAL-CERAMIC HANDLE
Highlights
Water-saving up to 50%
Eliminates leaks
Adjustable flush volumes

The FLUSH-N-SAV dual flush conversion kit is a game-changer for anyone looking to cut water bills and reduce leaks.

Made from sturdy metal and featuring a sleek ceramic handle, it’s built to last.

The dual-flush option gives you the power to save up to 50% water with a simple click, which is fantastic for eco-conscious users.

Plus, its adjustable water volume means you can customize each flush for maximum efficiency.

Although installation requires some know-how, once set up, maintenance is nearly eliminated—just what busy homeowners need.

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Price history for Flush-N-Sav on Amazon

Fluidmaster

Fluidmaster 400ARHRKP10 PerforMAX Universal High Performance All in One Repair Kit for 2-Inch Flush Valve Toilets, Easy Install
Highlights
Easy to install
Solves multiple issues
Universal compatibility

The Fluidmaster Universal Dual Flush Conversion Kit is a slam dunk for quick, effective toilet upgrades.

It replaces faulty fill and flush valves effortlessly, bringing your toilet back to peak performance.

Its adaptable design fits most toilets, and the high-performance flapper maximizes water efficiency while preventing leaks.

Plus, installation is a breeze — in under 10 minutes, you’re good to go.

While the quality is solid, some users might find the instructions a bit tricky.

Still, it’s a fantastic, budget-friendly fix for a smoother, more reliable flush every time.

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Price history for Fluidmaster on Amazon

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