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5 Best Toilet Flush Valves of 2025

Last Updated - 2025/09/28

1
Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Fluidmaster

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

Fluidmaster

CA$82.05

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CA$82.05
2

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Danco

NEXT BY DANCO HYR270 HydroRight Water-Saving Dual Flush Valve with Push Button Handle, Chrome, 1-Pack

Danco

CA$65.29

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- WATER-SAVING TOILET FLUSH VALVE: The HydroRight replacement toilet flush valve easily converts most standard toilets into a dual-flush water-saving toilet which uses up to 70% less water for liquids and paper.
- REPAIRS COMMON LEAKY TOILET ISSUES: Eliminates the most common problems in toilets that cause leaks as this flush valve replaces a worn-out toilet flapper, chain and handle which can often break.
- EASY NO-TOOLS REQUIRED INSTALLATION: Simple Drop-in installation without tools in less than 20 minutes with NO TANK REMOVAL required.
- COMPATIBILITY: Fits 1.6 to 3.5+ GPF (gallons per flush) standard 2-piece toilets with 2 in. flush valve and requires 10-inch minimum clearance from highest point of the flush valve opening to the inside of the tank lid; Note: Will NOT FIT Mansfield toilets and is not compatible
- BUILT TO LAST: Constructed of durable plastic and the Perma fit silicone seal is chemical resistant and will not warp.
CA$65.29
3

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

uxcell

uxcell Toilet Flush Valves, 2 Inch Dual Flush Valve Split Push Button Toilet Bottom Inlet Fill Valve Toilet Replacement Parts(210mm Height, White)

uxcell

CA$41.99

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- [Water-Saving] The dual flush valve provides optional full flush for powerful flushing and half flush for water-saving flushing which reduces your bill. The lighter pushing force.
- [Notice] Please check the following size information carefully, this is the key factor to determine whether the toilet drain valve can be successfully installed!!!
- [Dual Flush Water-Saving Type] Dual flush water-saving type: for all drainage, you can adjust the water in the water tank; for half drainage, you can use the water in the water tank to adjust the silicone seal, it with good sealing effect, will not have to leak.
- [Convenient Installation] This toilet drain valve replacement kit includes installation parts and tools for easy and simple installation without looking for additional tools.
- Size: 55x210mm/2.17"x8.27"(WxH); 1 Set of Toilet Flush Valves
CA$41.99
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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

SagaSave

Toilet Dual Flush Valve Replacement Valve Kit Assembly for One Piece Dual Flush Drain Valve Repair - 21CM SuitableFor Ceramic 3" Large Drain Size: 8.2~9.4cm/3.22-3.70in

SagaSave

CA$40.99

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- 【Wide Application】Dual flush valve toilet replacement kit is widely used for one-piece toilet in restrooms, hotels, shopping malls, homes, supermarkets, restaurants, apartments and so on.
- 【Size】Water tank replacement accessories has 3 lengths/heights to choose from, which are 17cm/6.69in, 21cm/8.26in or 27.5cm/10.82in. Regardless of the length/height selected, the connector diameter of the control valve is 8.1cm/3.18in (excluding seal), 10.8cm/4.25in (including seal) and inlet hole diameter is universal 20mm/0.78in which is suitable for ceramic 3inch large drain holes sizes (about 8.2-9.4cm/3.22-3.70in).
- 【Installation】3 Inch ABS flush valve assembly is suitable for most one-piece toilet installation, please measure the height of the water tank, the diameter of the drain hole and the diameter of the water inlet hole before installation. You can install it with your bare hands, it is very simple and convenient. PLEASE NOTE: 1. Please refer to the picture for details about the size. 2. The control is NOT suitable for split toilet.
- 【High Quality Material】Water tank replacement accessories have high quality ABS and metal made with good hardness, the kits are durable in construction, reliable in performance and long lasting. The control valve has high flushing efficiency and strong flushing power, so you can enjoy a smoother flushing experience that can be used for a long time.
- 【Good Replacement】Dual flush valve toilet replacement kit regulates the amount of water in the tank when it is fully drained; when it is half drained, the dual flush valve assembly has a rubber seal at the bottom, therefore it has a good seal and won't leak; when the toilet tank in your home is leaking, replacing the control valve is a great time and cost saving option.
CA$40.99
5
Best Value

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

TECETOOL

2 Inch Toilet Flush Valves Toilet Repair Kit Dual Flush Valve Replacement Fit for One Piece Toilet Top Push Button Valve (8" Height)

TECETOOL

CA$60.69

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- Quick And Easy Installation: Our toilet flush valve is suitable for most one piece toilets.(not including flapper valve) easy to install in 10 minutes, and saves time and effort,get your toilet flushing like new again
- Note: Please measure the size of your original part to match our products before purchasing. This will prevent you from receiving unsuitable products and waste your time. If you have any questions with this product, please contact us immediately
- For Use Dual Flush Toilet Kit: This toilet flush valves only fit for 2-Inch One-piece toilet with top push button. This toilet valve replacement kit only applicable to 2.56"-2.95"(65mm-75mm)(about the size of a baseball) drainage hole diameter. Measure the toilet tank height, it should be 10"- 12.8" (254 mm-325 mm). Please measure the above dimensions before buy it, and the toilet tank height should including ceramic cover for toilet tank, otherwise , it won't fit
- Dual Flush Water Saving Type: Toilet repair kit dual flush water-saving type,can adjust water in the water tank for all drainage or quick drainage. Half and full water level adjusters to control water consumption. It has good silicone washer, good elasticity, high density, sustainable use, and not easy to break
- Compatibility: For use with most 2inch one piece with top push button toilet, including TOTO, Glacier Bay, Aqua Source, Project Source, Swiss, Deer Valley, Horow, Woodbridge, Fine Fixtures, WinZo and many more brand. It is the same style as TOTO THU338. Please also confirm the length of the button lever can be matched the new valve before purchase, if not, you need to buy a new button
CA$60.69

5 Best Toilet Flush Valves of 2025

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

NEXT BY DANCO HYR270 HydroRight Water-Saving Dual Flush Valve with Push Button Handle, Chrome, 1-Pack

uxcell Toilet Flush Valves, 2 Inch Dual Flush Valve Split Push Button Toilet Bottom Inlet Fill Valve Toilet Replacement Parts(210mm Height, White)

Toilet Dual Flush Valve Replacement Valve Kit Assembly for One Piece Dual Flush Drain Valve Repair - 21CM SuitableFor Ceramic 3" Large Drain Size: 8.2~9.4cm/3.22-3.70in

2 Inch Toilet Flush Valves Toilet Repair Kit Dual Flush Valve Replacement Fit for One Piece Toilet Top Push Button Valve (8" Height)

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