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
Soaking tub – provides the user with a soothing and relaxing bathing experience
Streamlined for simplicity, baths from the Underscore collection exude refined style and contemporary flair
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
A built-in heater keeps the water at the desired temperature as the user enjoys a long soak without the water getting cold
Product Meets or Exceeds the Following Codes/Standards: CSA B45.5; 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.
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″
Requires 110V electrical service
Variations of K-1137-W1:
K-1137: soaking bath 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-GW: bubblemassage air bath and bask heated surface 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
Additional Kohler Links
View the Manufacturer Warranty
Browse all Kohler Products
Kohler Underscore Collection
Specifications
| Height | 23 in. |
| Length | 72 in. |
| Product Weight | 85 lbs. |
| Width | 42 in. |
| Backplate Depth | 22 in. |
| Nominal Length | 72 in. |
| Nominal Width | 42 in. |
| Capacity (Gallons) | 139 |
| Overflow Height | 20, 19 in. |
| Water Depth | 19 in. |
| Tub Size | Over 60 Inches |
| Material | Acrylic |
| Overflow | Yes |
| Thermostat | Modern |
| Drain Placement | Center |
| Insulation Type | Drop In, Undermount |
| Control Type | Electronic |
| Apron Front | No |
| Number Of Bathers | 1, 2 |
| Self Leveling Base | No |
| Slip Resistant | No |
| Tub Shape | Rectangular |
| ADA | No |
| Manufacturer Warranty | 1 Year Limited |
| Collection | Underscore |
| Certifications | ASME, UL, CSA |
| ASSE Code | A112.19.7 |
| CSA Code | B45.5 |
| Drain Assembly Included | No |
| Heater Included | Yes |
| Light Included | No |
| Tile Flange | No |
| Walk-In Tub | No |
| Voltage | 120 |
| Frequency | 60 Hertz |
| Amperage | 1.1 |
| Color | Almond, Biscuit, Black Black, Cashmere, Dune, Ice Grey, Mexican Sand, Sandbar, Thunder Grey, White |
| Color Tone | Blacks, Greys, Neutrals, Whites |
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