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Features
•
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 nested trip lever offers a choice of 1.1 or 1.6
gallons per flush (gpf).
•
2-1/8" (54 mm) fully glazed trapway.
•
Combination consists of the K-4373 bowl and the K-4458
tank.
Technology
•
Dual-flush technology allows you to choose between a full or
partial flush.
Installation
•
Seat sold separately.
•
10" (254 mm) rough-in.
•
Three-bolt quick-connect installation.
Water Conservation & Rebates
•
Eligible for consumer rebates in some municipalities.
Recommended Products/Accessories
K-4636 Cachet® Quiet-Close™ Elongated Toilet Seat
K-5588 Purefresh® Elongated Toilet Seat
K-4108 C³®-230 Elongated bidet toilet seat
K-5420 Low-Profile Bolt Caps
K-9237 Dual-flush Trip Lever
1023457
1265114
K-23726 Drain treatment
Included Components
Product consists of:
4458
4373
Additional Components:
Bolt cap accessory pack
Bowl
Tank
Tank cover
Trip lever
Codes/Standards
ASME A112.19.2/CSA B45.1
EPA WaterSense
®
ADA
ICC/ANSI A117.1
CSA B651
OBC
KOHLER® Toilets and Seats Limited
Warranty
See website for detailed warranty information.
Available Colors/Finishes
Color tiles intended for reference only.
Color Code Description
0 White
96 Biscuit
7 Black Black™
Highline® Comfort Height
®
Two-piece elongated dual-flush chair height toilet
K-6393
1-800-4KOHLER (1-800-456-4537)
Kohler Co. reserves the right to make revisions without notice to product specifications.
For the most current Specification Sheet, go to www.kohler.com.
7-23-2022 03:57 - US/CA
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Highline® Comfort Height
8-5/8"
(219 mm)
15"
(381 mm)
16-5/8"
(422 mm)
8-1/4"
(210 mm)
10-1/8"
(257 mm)
5"
(127 mm)
31-1/4"
(794 mm)
16-1/2"
(419 mm)
2-3/4"
(70 mm)
3/4"
(19 mm)
4-1/2" (114 mm)
10" (254 mm)
3/8" NPT Supply
Front of Bowl
C
L of Outlet
18-1/8"
(460 mm)
29-1/2" (749 mm)
Technical Information
All product dimensions are nominal.
Toilet type: Floor-mount
Waste Outlet: Floor
Bowl shape: Elongated
Flush type: Class Five
®
Trap passageway: 2-1/8" (54 mm)
Water Consumption
Full: 1.6 gpf (6 lpf)
Reduced: 1.1 gpf (4.3 lpf)
Water surface size: 11-3/8" x 8" (289 mm x 203 mm)
Rim to water
surface:
5-3/8" (137 mm)
Rough-in: 10" (254 mm)
Seat-mounting
holes:
5-1/2" (140 mm)
Notes
Install this product according to the installation
instructions.
The Model Plumbing Codes require the
installation of elongated open-front toilet seats
in public bathrooms.
ADA, OBC, CSA B651 compliant when
installed to the specific requirements of these
regulations.
Plumbing codes may require elongated toilets
and elongated, open-front seats in public
bathrooms.
Accessibility standards may require controls to
be located on the open side of the toilet.
®
Two-piece elongated dual-flush chair height toilet
K-6393
1-800-4KOHLER (1-800-456-4537)
Kohler Co. reserves the right to make revisions without notice to product specifications.
For the most current Specification Sheet, go to www.kohler.com.
7-23-2022 03:57 - US/CA
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