Dimensions Guide

Blower/Control Access
Notes
Required Electrical Service
Measure your actual product for rough-in details.
One dedicated circuit required, protected with Class A
Ground-Fault Circuit-Interrupter (GFCI) or Residual Current Device
(RCD).
Install this product according to the installation
instructions.
The hot water supply should be 70% of the
capacity of the bath or greater. Installations will
vary.
240 V, 15 A, 50/60 HzBlower:
Technical Information
All product dimensions are nominal.
Do not relocate or alter the PVC tee or coiled
flexible tubing connected to the blower. Follow
the blower relocation instructions exactly.
Drop-in, Under-mountInstallation:
CenterDrain location:
46-5/16" x 31-3/16" (1177 mm x 792 mm)Basin area, bottom:
If installing a rim-mount faucet, make sure there
is no interference above or below the deck before
drilling any holes.
63-7/16" x 34-1/4" (1611 mm x 869 mm)Basin area, top:
130 lbs (59 kg)Weight:
53.4 lbs/ft² (260.7 kg/m²)Minimum floor load:
18-5/8" (472 mm)Water depth:
112.2 gal (424.7 L)Water capacity:
Drop-in, 1268440-7, required, includedTemplate:
Blower: 240 V, 15 A, 50/60 HzElectrical component
rating:
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.
1-31-2019 14:50 - US/CA
Underscore
®
Oval
6' BubbleMassage
™
Bath
K-5718-G