TOTO One Piece Toilet Flush Valve Model: THU451.10A-A Fast Flush, 3 inch Flush Valve for one Piece Toilets with Straight Pull Up Flush with Adjustable Water Height Extension Tubes and 2 Extra Seals

Hero image 0 of TOTO One Piece Toilet Flush Valve Model: THU451.10A-A Fast Flush, 3 inch Flush Valve for one Piece Toilets with Straight Pull Up Flush with Adjustable Water Height Extension Tubes and 2 Extra Seals, 0 of 4

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TOTO One Piece Toilet Flush Valve Model: THU451.10A-A Fast Flush, 3 inch Flush Valve for one Piece Toilets with Straight Pull Up Flush with Adjustable Water Height Extension Tubes and 2 Extra Seals

Name: TOTO One Piece Toilet Flush Valve Model: THU451.10A-A Fast Flush, 3 inch Flush Valve for one Piece Toilets with Straight Pull Up Flush with Adjustable Water Height Extension Tubes and 2 Extra Seals
Brand: Nuflush
SKU: 969844614
Price: 46.97 USD
Availability: InStock
Rating: 5 (1 reviews)

5 stars out of 1 review

(5.0)|

1 rating

Key item features

Valve Type: This is a TOTO replacement one-piece toilet flush valve, specifically model THU451.10A-A.
Flush Mechanism: Features a fast, 3-inch flush valve designed for one-piece toilets with a straight pull-up flush.
Adjustable Height: Includes adjustable water height extension tubes, allowing water levels to be set at 7, 9.5, or 11 inches.
Overflow Tubes: Comes with two precision-fit overflow extension tubes that press into the existing overflow for a secure seal.
Included Seals: Two extra silicone seals are provided, enabling replacement of only the seals rather than the entire valve.

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Specs

Material
High Impact ABS, Silicone, Steel
Toilet Tank Type
One-Piece
Features
Adjustable
Brand
Nuflush
Color
Multicolor
Finish
Matte

Current price is $46.97

Price when purchased online

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Columbus, 43215

Arrives by Wed, Feb 25

Sold and shipped by NuFlush

4.55 stars out of 5, based on 100 seller reviews(4.5)

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About this item

Product details

TOTO Replacement One Piece Toilet Flush Valve Model: THU451.10A-A 3 inch Flush Valve for one Piece Toilets with & Straight Pull Up Flush. Two Extra Silicone Seals so you don't ever have to replace the valve, you can just replace the Silicone Seals. Set the Water Height at 7, 9.5 or 11 inches high. Comes with two overflow extension tubes that seal in the existing overflow so you choose the best water height for your toilet. Precision fit adjustable overflow tube extensions, Press extension tubes into the overflow tube and get a perfect seal.

Fast Flush, 3 inch Flush Valve for one Piece Toilets with Straight Pull Up Flush with adjustable Water Height Extension Tubes.
TOTO Replacement One Piece Toilet Flush Valve
Model: THU451.10A-A
3 inch Flush Valve for one Piece Toilets with & Straight Pull Up Flush
Two Extra Silicone Seals so you don't ever have to replace the valve, you can just replace the Silicone Seals.

info:

We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.

Specifications

Material

High Impact ABS, Silicone, Steel

Toilet Tank Type

One-Piece

Features

Adjustable

Brand

Nuflush

Warranty

Warranty information

30-day exchange

Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.

Customer ratings & reviews

5 out of 5 stars

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Showing 1-1 of 1 review

Aug 8, 2025

John

Sold and shipped byNuFlush

5 out of 5 stars review

Verified Purchase

Perfect Fit and Easy Install

The flush valve replacement was a perfect fit and easy install for my 10-year old Toto one-piece toilet.

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TOTO One Piece Toilet Flush Valve Model: THU451.10A-A Fast Flush, 3 inch Flush Valve for one Piece Toilets with Straight Pull Up Flush with Adjustable Water Height Extension Tubes and 2 Extra Seals

Key item features

Specs

How do you want your item?

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