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
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

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

5 stars out of 1 review
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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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Current price is $46.97
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Columbus, 43215
Arrives by Wed, Feb 25
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Sold and shipped by NuFlush
4.55 stars out of 5, based on 100 seller reviews(4.5)
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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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