Dimensions Guide

1"
Notes
Required Electrical Service
Measure your actual product for rough-in details.
One circuit required, protected with Class A Ground-Fault
Circuit-Interrupter (GFCI) or Residual Current Device (RCD).
Install this product according to the installation
instructions.
120 V, 15 AHeated Surface:
The hot water supply should be 70% of the
capacity of the bath or greater. Installations will
vary.
Technical Information
All product dimensions are nominal.
Drop-in, Under-mountInstallation:
Kit is required for under-mount installations (sold
separately).
EndDrain location:
44-1/2" x 22-5/16" (1130 mm x 567 mm)Basin area, bottom:
59-5/8" x 25-1/2" (1514 mm x 648 mm)Basin area, top:
92 lbs (41.7 kg)Weight:
50 lbs/ft² (244.1 kg/m²)Minimum floor load:
18" (457 mm)Water depth:
85.8 gal (324.8 L)Water capacity:
Drop-in, 64-1/2" x 30-1/2" (1638 mm x
775 mm)
Cutout:
Heated Surface: 120 V, 0.5 A, 60 Hz, 65
W
Electrical component
rating:
2-1/2" (64 mm)Minimum flat for door:
USA/Canada: 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.
2-25-2018 02:32
Underscore
®
Rectangle
5.5' Bath
K-1821-W1