Specifications

Devonshire
®
Comfort Height
®
Two-piece elongated 1.28 gpf chair height toilet
K-3837-RA
Finished Floor
Finished Wall
5" (127 mm)
C
L of Outlet
For Back-to-Back Toilet Installations
Use a 45° double
wye fitting.
Do not use a
double sanitary tee.
Front of Bowl
29-1/4" (743 mm)
12" (305 mm)
3/8" NPT Supply
6" (152 mm)
9-3/8"
(238 mm)
10" (254 mm)
17-1/4"
(438 mm)
17-1/4"
(438 mm)
30-3/4"
(781 mm)
16-1/2"
(419 mm)
1-1/4" (32 mm)
3" (76 mm)
7-13/16" (198 mm)
Technical Information
All product dimensions are nominal.
Toilet type: Two-piece, Floor-mount
Waste Outlet: Floor
Bowl shape: Elongated
Flush type: AquaPiston
®
Trap passageway: 2-1/8" (54 mm)
Water Consumption
Full: 1.28 gpf (4.8 lpf)
Water surface size: 11-1/2" x 8-3/4" (292 mm x 222 mm)
Rim to water
surface:
5-1/2" (140 mm)
Rough-in: 12" (305 mm)
Seat-mounting
holes:
5-1/2" (140 mm)
Notes
Install this product according to the installation
instructions.
For back-to-back toilet installations: Use only a
45° double wye fitting.
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.
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.
11-18-2021 05:48 - US/CA