Item # bci2251783

The Kohler K-1174-GW-33 has been discontinued

** See similar or replacement items below **

Kohler Underscore 72" Air Bath Tub with Center Drain and Bask Heating Technology

Model: K-1174-GW-33

Discontinued
We still have product details and accessories, scroll down to see them!

Product Overview

This product has additional required/recommended options. To configure, add to your cart.

Product Features:

  • Kohler tubs are fully covered under warranty for up to a year after installation
  • Tub constructed of acrylic, a strong and flex-resistant material that is chip-resistant and easy to clean
  • Bubble massage hydrotherapy tub - provides one of the most relaxing bath experiences available
  • Streamlined for simplicity, baths from the Underscore collection exude refined style and contemporary flair
  • 122 air jets release thousands of bubbles that surround, support, and massage the body
  • A variable-speed blower allows adjustment of the massage intensity to 18 different levels
  • Installs in a drop-in or undermount configuration
  • Tub comes standard with molded lumbar support, furthering the user's comfort
  • Equipped with an overflow assembly, permitting the user to enjoy a deep soak without worrying about spillage
  • Product Meets or Exceeds the Following Codes/Standards: CSA B45.5, 45.10; ASME A112.19.7; UL 1795

Product Technologies / Benefits:

  • Material - Acrylic: A strong, flex-resistant material with a smooth finish that is easy to clean and resists chipping and cracking.
  • BubbleMassage: BubbleMassage hydrotherapy tubs massage and soothe the whole body, channeling warm air through a 360-degree staggered air jet design. The random motion of thousands of bubbles clears the mind and relaxes muscle tension, and intensity is variable from a gentle bubbling to a vigorous massage.
  • Bask: Bask heated surfaces warm the neck and back in addition to the bathwater, creating a spa-like environment. Three temperature settings allow for the ultimate in bathing relaxation.

Product Specifications:

  • Overall Height: 23" (measured from top of tub rim to bottom of basin)
  • Overall Width: 42" (measured from back most to front most point on outer rim)
  • Overall Length: 72" (measured from left most to right most point on outer rim)
  • Basin Width (Bottom): 32" (back to front measurement at bottom of basin walls
  • Basin Length (Bottom): 45-3/4" (left to right measurement at bottom of basin walls)
  • Basin Width (Top): 36" (back to front measurement at top of basin walls)
  • Basin Length (Top): 66" (left to right measurement at top of basin walls)
  • Water Depth: 19" (depth of water at tub's maximum capacity)
  • Maximum Water Capacity: 139 gallons
  • Drain Location: Center
  • Drop-In Cutout Required: 70-1/2" x 40-1/2"
  • Blower Motor Voltage: 220 - 240
  • Blower Motor Amperage: 5 amps
  • Requires 240V hardwired electrical service

Variations of K-1174-GW:

  • K-1137: soaking bath version of this tub
  • K-1137-W1: soaking bath and bask heated surface version of this tub
  • K-1174-G: bubblemassage air bath version of this tub
  • K-1174-GCR: bubblemassage air bath and chromatherapy version of this tub
  • K-1174-GCW: bubblemassage air bath and bask heated surface and chromatherapy version of this tub
  • K-1174-GVB: vibracoustic and bubblemassage air bath version of this tub
  • K-1174-GVBCW: vibracoustic and bubblemassage air bath and bask heated surface and chromatherapy version of this tub
  • K-1174-H2: whirlpool and heater version of this tub
  • K-1174-VB: vibracoustic version of this tub
  • K-1174-VBC: vibracoustic and chromatherapy version of this tub
  • K-1174-VBCW: vibracoustic and chromatherapy and bask heated surface version of this tub
  • K-1174-VBW: vibracoustic and bask heated surface version of this tub
  • K-1174-XH2G: whirlpool and bubblemassage air bath version of this tub


This product is listed under the following manufacturer number(s):


*Denotes a finish or option that has been discontinued.

Dimensions and Measurements

Basin Depth
22 in.
Basin Length
45.75, 66 in.
Basin Width
36 in.
Capacity (Gallons)
139
Cord Length
24 in.
Depth
19 in.
Height
23 in.
Length
72 in.
Nominal Length
72 in.
Nominal Width
42 in.
Overflow Height
19 in.
Product Weight
116 lbs.
Top Area
66 x 36 in.
Tub Size
Over 60 Inches
Water Depth
19 in.
Width
42 in.

Included Components

Drain Assembly Included
No
Heater Included
Yes
Light Included
No
Tile Flange
No
Walk-In Tub
No

Characteristics and Features

Apron Front
No
Control Type
Electronic
Drain Placement
Center
Installation Type
Undermount, Drop In
Jet Type
Air
Keypad Side
Rear
Material
Acrylic
Number Of Bathers
1, 2
Number of Jets
122
Overflow
Yes
Pump Placement
Reversible
Self Leveling Base
No
Slip Resistant
No
Theme
Modern
Tub Shape
Rectangular

Manufacturer Technology

Bask Heated Surface
Yes
BubbleMassage
Yes
Chromatherapy
No
VibrAcoustic
No

Electrical and Operational Information

Amperage
5
Frequency
50, 60 Hertz
Horsepower
.5
Voltage
220, 240

Warranty and Product Information

ADA
No
Approved for Commercial Use
No
ASME Code
A112.19.7
Certifications
ASME, UL, CSA
Country Of Origin
USA
CSA Code
B45.10, B45.5
Made in America
Yes
Manufacturer Warranty
1 Year Limited
Product Videos
  • Kohler Bask Heated Surfaces compliment the temperature of the bath water by warming the neck shoulders and back for a soothing spa-like experience.
    Kohler Hydrotherapy - Bask Heated Surface
    Kohler Bask Heated Surfaces compliment the temperature of the bat...
  • A random motion of bubbles travels along your body to deliver a holistic full body massage that helps center the mind and stimulate the release of muscle tension.
    Kohler Hydrotherapy - Bubble Massage Baths
    A random motion of bubbles travels along your body to deliver a h...
Kohler Hydrotherapy - Bask Heated Surface

Kohler Hydrotherapy - Bask Heated Surface

Kohler Bask Heated Surfaces compliment the temperature of the bath water by warming the neck shoulders and back for a soothing spa-like experience.

Kohler Hydrotherapy - Bubble Massage Baths

Kohler Hydrotherapy - Bubble Massage Baths

A random motion of bubbles travels along your body to deliver a holistic full body massage that helps center the mind and stimulate the release of muscle tension.

Kohler Underscore Baths

Kohler Underscore Baths

Kohler Underscore Tubs feature a simple crisp design. They come in many configurations, sizes and colors.