Devonshire 1.28 GPF Tank K-4438-96

ByKohler

$414.79 was~~$461.75~~

10% Off

{BOLD_AS_LOW_AS}{BOLD_AFFIRM_REUSE_TITLE_SECTION_1}or 0% APR with Affirm

Earn $20.74 in rewards, with 5% back¹, plus more exclusive perks

Finish:

Biscuit

FREE 2-Day Delivery

Get it by Thu, Jul 2

43215

(Order within 14 hrs 14 mins)

Get $40 off your qualifying first order of $100+** with the Wayfair Credit Card! Valid through 7/7/2026.**

Apply Now

At a Glance

Product Warranty

About This Product

Part of the Devonshire® collection, this high-efficiency tank takes inspiration from old-world design. Its 1.28-gallon flush setting provides significant water savings of up to 16,500 gallons per year, compared to old 3.5-gallon toilets, without sacrificing performance. Pair this tank with the K-4397 bowl for a complete toilet.

Features

Class Five provides tremendous bulk waste flushing performance and best-in-class bowl cleanliness.
3-bolt Installation: Three pre-installed tank bolts save installation time.
The canister flush valve provides smooth flushing actuation with consistent water usage, flush after flush.
Qualifies as a HET (high-efficiency toilet) consumer rebates are available in certain municipalities.
EPA WaterSense certified product that uses at least 20% less water than the current federal standard.
KOHLER Toilets and Seats Limited Warranty
Refer to Spec Sheets for Required and Compatible parts to complete installation

Devonshire 1.28 GPF Tank K-4438-96

ByKohler

$414.79 was~~$461.75~~

10% Off

{BOLD_AS_LOW_AS}{BOLD_AFFIRM_REUSE_TITLE_SECTION_1}or 0% APR with Affirm

Earn $20.74 in rewards, with 5% back¹, plus more exclusive perks

Finish:

Biscuit

FREE 2-Day Delivery

Get it by Thu, Jul 2

43215

(Order within 14 hrs 14 mins)

Get $40 off your qualifying first order of $100+** with the Wayfair Credit Card! Valid through 7/7/2026.**

Apply Now

At a Glance

Product Warranty

About This Product

Features

Class Five provides tremendous bulk waste flushing performance and best-in-class bowl cleanliness.
3-bolt Installation: Three pre-installed tank bolts save installation time.
The canister flush valve provides smooth flushing actuation with consistent water usage, flush after flush.
Qualifies as a HET (high-efficiency toilet) consumer rebates are available in certain municipalities.
EPA WaterSense certified product that uses at least 20% less water than the current federal standard.
KOHLER Toilets and Seats Limited Warranty
Refer to Spec Sheets for Required and Compatible parts to complete installation

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Devonshire 1.28 GPF Tank K-4438-96

At a Glance

30-Day Return Policy

Devonshire 1.28 GPF Tank K-4438-96

At a Glance

30-Day Return Policy

Customer Reviews

Compare Similar Items

Devonshire Comfort Height Elongated Bowl

Memoirs Comfort Height Chair-Height Round-Front Toilet Bowl, Rough-In

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Memoirs 1.28 GPF (Water Efficient) Elongated Toilet Bowl with High Efficiency Flush (Seat Not Included)

Devonshire 1.28 GPF Tank K-4438-96

At a Glance

Description

Specifications

Return Policy

Devonshire 1.28 GPF Tank K-4438-96

At a Glance

Description

Specifications

Return Policy

Customer Reviews

Compare Similar Items

Devonshire Comfort Height Elongated Bowl

Memoirs Comfort Height Chair-Height Round-Front Toilet Bowl, Rough-In

Devonshire Pedestal

Memoirs 1.28 GPF (Water Efficient) Elongated Toilet Bowl with High Efficiency Flush (Seat Not Included)