Home » Best Flush Valve in 2021 [Detailed Reviews]

Best Flush Valve in 2022 [Detailed Reviews]

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Looking for the best flush valve but can’t make a decision? We’ve analyzed hundreds of verified customer reviews and completed our top-10 ratings.

1155 Reviews Scanned

RANK No. 1
Fluidmaster 507AKP7 PerforMAX Universal High Performance 2-Inch Toilet Flush Valve Repair Kit with Gasket and Bolts
  • ENHANCES YOUR TOILET’S POWER: Toilet fill valve with bolts and gasket replaces old or inefficient fill valves to repair a leaking toilet tank and optimize flush performance
  • UNIVERSAL DESIGN: Fill valve replaces any two-piece toilet flush valve and is ideal for use in 3.5 gallons per flush toilets
  • CORROSION RESISTANT: The 502 2-inch flapper features corrosion/hard water-resistant materials
  • EASY INSTALLATION: Easily installs in 10 minutes or less to get your toilet flushing like new again
SaleRANK No. 2
Fluidmaster 400AH PerforMAX Universal High Performance Toilet Fill Valve, Easy Install
  • ENHANCES YOUR TOILET’S POWER: Toilet fill valve replaces old, inefficient valves and eliminates noise while generating 2X greater refill rates than standard fill valve designs
  • UNIVERSAL DESIGN: Fill valve adjusts easily from 10 – 15 inches and is ideal for use in high efficiency 1.28 to 1.6 gallons per flush toilets
  • ADJUSTABLE ROLLER CLAMP: Water-saving roller clamp lets you regulate the fill level in the bowl to help save water and money
  • EASY INSTALLATION: Easily installs in 10 minutes or less to get your toilet flushing like new again
SaleRANK No. 3
Sloan Valve 110-XL Sloan Regal Closet Flush Valve, Chrome
  • Chrome finish
  • 1-1/2-Inch Top Spud
  • 1-Inch IPS Inlet
  • 11-1/2-Inch height (to center of inlet)
  • 3.5 GPM
RANK No. 4
Fluidmaster 400ARHRKP10 PerforMAX Universal High Performance All in One Repair Kit for 2-Inch Flush Valve Toilets, Easy Install
  • PREMIUM TOILET PERFORMANCE: All in one toilet repair kit replaces inefficient fill and flush valves, leaky flappers, and broken toilet handles to make your toilet run like new
  • UNIVERSAL DESIGN: PerforMAX toilet fill valve with 2X greater refill rate adjusts easily from 10 – 15 inches and is ideal for use in high efficiency 1.28 to 1.6 gallons per flush toilets
  • HIGH PERFORMANCE FLAPPER: PerforMAX 507AK high performance 2-inch adjustable water-saving toilet flapper eliminates twisting and ghost flushing to maximize water usage with each flush
  • EASY INSTALLATION: Easily installs in 10 minutes or less to get your toilet flushing like new again
SaleRANK No. 5
Zurn Z6000-WS1-YB-YC Aquaflush Flush Valve 1.6 Gallon with Cast Wall Flange and Sweat Kit. - 636983
  • Manual Flush Valves
  • Clog-resistant linear bypass diaphragm
  • Chemical resistant gaskets and seals for extended service life with lower maintenance costs
  • Manual ADA compliant handle with no-leak seal technology
SaleRANK No. 6
Fluidmaster 400H-002 Performax Universal Toilet Fill Valve High Performance Tank and Bowl Water Control, 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
RANK No. 7
American Standard 3174105-0070A Champion Universal Replacement Flush Valve
  • Universal replacement part for Champion 4 flushing system
  • For use with any Champion line of two piece toilet
  • Replacement flush valve
  • 7 inch tube
  • 3/4 in. chain length
SaleRANK No. 8
Kohler Genuine Part 1083980 3" Toilet Canister Flush Valve Kit, 2.50 x 1.50 x 9.00 inches
  • Kohler genuine part
  • Canister flush valve kit for Kohler Cimarron toilets
  • 3 inches canister with a 3 inches outlet
  • Compatible with Kohler Cimarron tank model number K 4634
  • Look inside the back wall of the toilet tank to identify tank model number. Material: Plastic. Wipe surfaces clean and rinse completely with water immediately after applying cleaner. Rinse and dry any overspray that lands on nearby surfaces
SaleRANK No. 9
Zurn Z6000-YB-YC Aquaflush Flush Valve 3.5 Gallon with Cast Wall Flange And Sweat Kit.
  • Manual Flush Valves
  • Clog-resistant linear bypass diaphragm
  • Chemical resistant gaskets and seals for extended service life with lower maintenance costs
  • Manual ADA compliant handle with no-leak seal technology
SaleRANK No. 10
Zurn ZER6000PL-HET-CPM 1.28 gpf Battery Powered Automatic Sensor Flush Valve For Water Closets
  • High-efficiency 1.28 gpf conserves water and saves money
  • E-Z Flush series is quick and easy to install and retrofits to other manufacturers’ flush valves
  • Standard 11-1/2” rough-in and 1-1/2” top spud
  • Chrome-plated metal cover provides long-term durability
  • GO BLUE dual-seal diaphragm with a clog-resistant bypass and chloramine-resistant seals extends lifespan and lowers maintenance costs

Buying the Best Flush Valve — A Quick Guide

If you’re on a hunt for a worthy flush valve, you may run into some potholes. Is it a reliable product that you want to buy? Is it worth spending money? Are there any better (and cheaper) offers from the rival brands? What should I look for in a flush valve?

So many tough questions… And it looks like there’s plenty of flush valve on the market — you barely know which manufacturer to trust! So, to help you avoid frustration, indecision and time-wasting, we offer you a helping hand.

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The good news is that we have already done the hard part of research: hand-picking, analyzing and reviewing the best-rated flush valve. And now we are excited to share our knowledge with you!

So, this is how we test each flush valve:

  • Brand. It’s important to know who makes your flush valve. We carefully study the company’s portfolio, history and reputation. We look at other flush valve brands and compare all of their benefits/drawbacks.
  • Perks. Each flush valve may have unique features and specifications. We do a microscopic flush valve comparison when it comes to various models. So, our assortment presents a flush valve for every occasion.
  • Reputation. We also investigate and compare flush valve reviews to be sure that it deserves your attention. And our verification AI-algorithms help us to filter out fake, improper or paid-for reviews.
  • Value. We separate weed from chaffs and examine quality flush valve only. No second-rate stuff on our watch list!
  • Price. We understand that you aim to buy a reliable flush valve at the lowest price possible. There’s no shame in being pragmatic! And our flush valve ratings include both budget-wise and more premium items.
  • Warranty. For how long is a flush valve going to serve? Does the brand vouch for its quality? We also look for the best warranty among other technical details, so you don’t lose your money.

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And then, using all the product information that we managed to gather, we rate each flush valve individually. We present you all the pros/cons, characteristics, brand’s reliability, overall user rating from 1 to 5 stars, as well as the best model assortment.

Besides, our flush valve review database is always updated. We understand how important it is to stay relevant and highlight all pros and cons.

So, we keep the finger on the pulse: we track down new product series, check the new players on the market, watch the fashion and trends, and learn about the consumer’s needs and desires. It all helps to figure out the top flush valve.

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Our flush valve buying guide uses only trustworthy and double-checked info. And the extra sources for it include:

  • Business review websites.
  • Articles and reviews from the topic-related expert media.
  • Verified customer reviews from the biggest retailers.
  • Info from Q&A platforms.

Finally, we employ AI, Big Data and machine-learning algorithms to assess that monstrous caboodle of info. It helps to filter out unreliable info, fake testimonials, low customer rating irrelevant data, outdated reports and other junk information.

So, our Top 10 flush valve selection is always a source of reliance. Who makes the best flush valve? What is the optimal affordable price? For how long will it serve in your arsenal? Which brands should be skipped? We answer all that and even more.

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But no database is perfect. If you happen to notice any errors, misleading info, inadequate ratings, undeserved praise/criticism, incomplete feature list or anything else — leave a comment.

We pay a major attention to the fact-check and look for every way possible to make our flush valve buying guides better. Follow them to find the best flush valve and take your shopping to the next level.

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