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Must-have Kohler K-5308-ra Wellworth Toilet Tank, 1.0 Gpf 30% Off - Today Only [aQTKw3hv]

$36.99 $118.99 -69%

An American classic, this Wellworth ultra high-efficient toilet tank reduces water consumption without compromising on flushing power. A 1.0-gallon flush reduces water use by more than 35 percent over 1.6-gallon toilets, offering a water savings of m

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An American classic, this Wellworth ultra high-efficient toilet tank reduces water consumption without compromising on flushing power. A 1.0-gallon flush reduces water use by more than 35 percent over 1.6-gallon toilets, offering a water savings of more than 4,500 gallons of water per toilet, per year. Pair this tank with a coordinated Highline bowl for a complete toilet.


  • Right-hand Polished Chrome trip lever
  • Combines with the K-5297 bowl to create a complete K-5298-RA toilet
  • Coordinates with other products in the Wellworth collection
  • KOHLERs canister flush valve harnesses the natural force of gravity and optimizes flushing performance
  • MaP Premium residential toilets must flush with no more than 4.0 liters (1.1 gallons) and demonstrate a MaP rating of at least 600 grams (21 ounces) of solid waste removed in a single flush
  • 1.0 gpf (3.8 lpf)
  • Class Five canister optimizes the flow out of the tank, harnessing gravity and the natural powerful reducing cascade of water to increase the power and effectiveness of the flush

Additional Resources:
Spec Sheet
Installation Instructions

What Our Customers Say

January 5, 2026

Absolutely no complaints!

The product quality is absolutely excellent.

- Eugene Z..

January 5, 2026

Absolutely no complaints!

I'm impressed with the smart design.

- Addison U..

January 5, 2026

Absolutely no complaints!

This is a very clever and highly useful item.

- Alex X..

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