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KOHLER K-3889-U Highline Two-piece elongated toilet, 1.28 gpf

$777.85
$583.39
Color: Black Black

This product is currently not available for online purchase.

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With its clean, simple design and efficient performance, this Highline water-conserving toilet combines both style and function. An innovative 1.28-gallon flush setting provides significant water savings of up to 16,500 gallons per year, compared to an old 3.5-gallon toilet, without sacrificing flushing power. This model features a unique tank liner that minimizes exterior condensation in humid environments.


  • Two-piece design
  • Elongated bowl offers added room and comfort
  • Comfort Height feature offers chair-height seating that makes sitting down and standing up easier for most adults
  • Left-hand Polished Chrome trip lever
  • Insuliner tank liner minimizes condensation on the tank
  • Combination consists of the K-4467-U tank and the K-4373 bowl
  • Eligible for consumer rebates in some municipalities
  • 1.28 gpf (4.8 lpf)
  • 2-1/8" (54 mm) fully glazed trapway
  • 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
Parts Sheet

Recommended and Optional Accessories:
KOHLER K-5420 Clean Caps Low-profile toilet bolt caps
KOHLER K-9379 Wellworth Highline Trip lever
KOHLER K-23726 Drain treatment
KOHLER K-4639-RL Cachet ReadyLatch Quiet-Close round-front toilet seat
KOHLER K-4636-RL Cachet ReadyLatch Quiet-Close elongated toilet seat
KOHLER K-4373 Highline Elongated toilet bowl
KOHLER K-4467-U Wellworth Toilet tank, 1.28 gpf

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