KOHLER K-4467-RZ Wellworth 1.28 gpf insulated toilet tank with right-hand trip lever and tank cover locks

  • $186.78
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An American classic, this Wellworth high-efficiency toilet tank reduces water consumption without compromising on flushing power. A 1.28-gallon flush setting provides significant water savings of up to 16,500 gallons per year compared to a 3.5-gallon toilet, making this tank an economical addition to your house. A protective lining inside the tank prevents beaded moisture. Pair this Wellworth tank with a coordinated bowl for a customized ensemble.


  • 1.28 gpf (4.8 lpf).
  • Right-hand Polished Chrome trip lever.
  • Insuliner tank liner minimizes condensation on the tank.
  • Tank cover locks included.
  • Combines with the K-4199 bowl to create a complete K-3999-RZ Highline toilet.
  • Coordinates with other products in the Wellworth collection.

Additional Resources:
Specification Sheet

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