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Underscore® Rectangle
Features
•
Bask® heated surface creates spa-like relaxation with
soothing warmth on your back, shoulders, and neck.
•
Customize the heat with three adjustable settings.
•
Integral lumbar support.
•
Slotted overflow allows for deep soaking.
Material
•
Acrylic.
Installation
•
Reversible drain.
•
Undermount.
•
Drop-in or undermount.
•
Requires 110 V electrical service.
Required Products/Accessories
K-7271 Brass Slotted Overflow Bath Drain
or
K-7272 PVC Slotted Overflow Bath Drain
Recommended Products/Accessories
K-590 5' under-mount installation kit
K-24916 Wireless Music Kit
K-1177 Vinyl Tiling-in Bead
K-23726 Drain treatment
K-23732 Tub & shower cleaner
Codes/Standards
CSA B45.5/IAPMO Z124
ASTM E162
ASTM E662
UL 1795
CSA C22.2 No. 218.2
KOHLER® Plastic Baths and
Receptors Lifetime Limited
WarrantyKOHLER® Hydrotherapy
Components Five-Year Limited
Warranty
See website for detailed warranty information.
Available Colors/Finishes
Color tiles intended for reference only.
Color Code Description
0 White
96 Biscuit
NY Dune
95 Ice™ Grey
G9 Sandbar
33 Mexican Sand™
K4 Cashmere
58 Thunder™ Grey
7 Black Black™
60" x 32" drop-in bath w/Bask
K-1130-W1
®
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.
5-29-2021 14:04 - US/CA
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Underscore® Rectangle
21"
(533 mm)
1" (25 mm)
1/2" (13 mm)
4-1/8"
(105 mm)
Access Panel
20" (508 mm) L x
15" (381 mm) H Min
Lumbar
Angle 34°
32"
(813 mm)
60" (1524 mm)
12-5/8"
(321 mm)
16"
(406 mm)
2-1/4"
(57 mm)
1-1/2"
Bath Drain
1-1/2"
(38 mm)
1"
(25 mm)
Drop-in Rim
Detail
No change in measurements if connected
with drain illustrated. (K-7272)
Required Electrical Service
One circuit required, protected with Class A Ground-Fault
Circuit-Interrupter (GFCI). Outside North America, this device
may be known as a Residual Current Device (RCD).
Heated Surface: 120 V, 15 A
Technical Information
All product dimensions are nominal.
Installation: Drop-in, Under-mount
Drain location: End
Basin area, bottom: 42" x 23-1/2" (1067 mm x 597 mm)
Basin area, top: 55-1/8" x 27-1/8" (1400 mm x 689 mm)
Weight: 81 lbs (36.7 kg)
Minimum floor load: 59 lbs/ft² (288.1 kg/m²)
Water depth: 17-1/8" (435 mm)
Water capacity: 81 gal (306.6 L)
Cutout: Drop-in, 59-1/2" x 31-1/2" (1511 mm x
800 mm)
Electrical component
rating:
Heated Surface: 120 V, 0.5 A, 60 Hz, 65
W
Minimum flat for
door:
2-3/8" (60 mm)
Notes
Measure your actual product for rough-in
details.
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.
Kit is required for under-mount installations
(sold separately).
60" x 32" drop-in bath w/Bask
K-1130-W1
®
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.
5-29-2021 14:04 - US/CA
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