Prices, Promotions, styles, and availability may vary. Our local stores do not honor online pricing. Prices and availability of products and services are subject to change without notice. Errors will be corrected where discovered, and Lowe's reserves the right to revoke any stated offer and to correct any errors, inaccuracies or omissions including after an order has been submitted.

3.0-Inches Black Plastic Flush valve repair kit for Adjustable, Toto, American Standard, and 3-in flush valve toilets

Ratings & Reviews for Fluidmaster 3.0-Inches Black Plastic Flush valve repair kit for Adjustable, Toto, American Standard, and 3-in flush valve toilets

4.4
238
Review
 4.4 out of 5
239 Reviews


88% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers overwhelmingly praise this toilet repair kit for its effectiveness and ease of installation. Most highlight how quickly repairs are completed—typically 15 to 30 minutes—and emphasize the kit reliably stops leaks and restores proper flushing. Reviewers appreciate the comprehensive contents including flush valve, gasket, wrench, and bolts, noting the included wrench is essential for the job. Many find the high-quality materials and universal design valuable. A few report missing components or compatibility concerns with certain toilet brands, though most consider the kit a complete, worthwhile solution.

Customer review summary generated by AI, including incentivized reviews.
239 Customer Reviews

Easily installed

Would Recommend

The flush valve was easy to install and works great. Inside the box is a wrench which come in handy to loosen and tighten up the flush valve nut.

Was this Review Helpful ?

Flapper seal had an air bubble in it

Would Not Recommend

Went to a customer's house to find out why toilet is running (tiny drip) found an air bubble filled with water on the flapper gasket. No need to reinvent the wheel keep it rubber keep it simple

Was this Review Helpful ?
Response from FluidmasterSupport

Fluidmaster would like the opportunity to help, please contact Fluidmaster’s Technical Service Department for help with your product. We are availabl...

FluidmasterSupportJanuary 24, 2023

FluidMaster

Wanted Korgy, this is all they had.

Would Not Recommend

Hate it. The tube isn’t tall enough. Its been in 5 days and the chain had caught and it kept running. Because its too quiet, i didn't hear it. Water bill will be high this month.

Was this Review Helpful ?
Response from FluidmasterSupport

In situations where the chain is getting caught it is advised to shorten up the chain to hte point where it causes a "J: shape to avoid the chain...

FluidmasterSupportNovember 21, 2022

FluidMaster

Easy install, good directions

Would Recommend

Works well in the toilet I repaired, was easy to install and hasn't leaked

Was this Review Helpful ?

Works Perfect

Would Recommend

Easy to install and fills like a 1920s flapper girl

Was this Review Helpful ?

Leaks

Would Not Recommend

Installed this on an American Standard Cadet Pro. Leaks. Sent an email to the company - no response. Therefore; 1 star.

Was this Review Helpful ?
Response from FluidmasterSupport

Fluidmaster would like the opportunity to help, please contact Fluidmaster’s Technical Service Department for help with your product. We are availabl...

FluidmasterSupportAugust 12, 2022

FluidMaster

Great replacement part 4” only

Would Recommend

The part worked great! Lowes online ordering isn’t!

Was this Review Helpful ?

Overflow

Would Recommend

Just make sure you cut the tube that goes in the overflow above the water level or it will never stop filling up!

Was this Review Helpful ?

Flange

The product worked fine but the tools didn’t fit the old nuts and bolts

Was this Review Helpful ?
Response from FluidmasterSupport

There will be some products where our tools won't work with as they have a different design or size for their locknut. The tools provided in our ...

FluidmasterSupportJune 29, 2022

FluidMaster

Good product easy installation

Would Recommend

The flush valve was exactly what I needed. Installation was not difficult.

Was this Review Helpful ?

But rubber seals separate from kit.

The rubber seals in the kit do no seal properly. A second trip to lowes to purchase more rubber seals.

Was this Review Helpful ?
Response from FluidmasterSupport

Fluidmaster would like the opportunity to learn more and provide help. Visit our website Fluidmaster.com/support for videos, troubleshooting tips, em...

FluidmasterSupportMarch 17, 2022

FluidMaster