Kohler 1957-LA-0 Underscore® 60" x Review (2026): A Spec-Based Look
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This kohler la 0 underscore 60 x review focuses on the Kohler Underscore 60x32 Left Drain tub. It is a 60-inch alcove model made of durable acrylic. The listing highlights a 68-gallon water capacity for deep soaking. You get a white finish with a left-hand drain configuration. The design includes a molded lumbar support and sloped backrest. These specs define the product’s comfort and installation requirements. We explain what these numbers mean for your bathroom setup. This approach ensures you understand the physical constraints and benefits before buying. The focus remains strictly on the published data provided by the manufacturer.
What stands out
- 68-gallon water capacity for a deep soak
- Molded lumbar support and sloped backrest
- Left-hand drain configuration
- Integral apron and flange for clean installation
Who it fits
Good fit for
You should consider this tub if you have a standard alcove space measuring 60 inches long. It suits those who prefer a left-side drain layout. The 68-gallon capacity appeals to buyers wanting deep soaking sessions. The molded lumbar support helps users who value ergonomic comfort during long baths. Its acrylic construction offers a modern look that fits contemporary bathrooms. If you need a straightforward alcove installation without complex framing, this model aligns with your needs. The integral flange simplifies the mounting process for DIYers or plumbers.
Who should skip it
Skip this option if your bathroom requires a right-hand drain. The tub is fixed to a left-side configuration, so mismatched plumbing will cause issues. You should also avoid it if you need a soaking tub larger than 60 inches. The 32-inch width may feel narrow for some users seeking extra room. If you prefer a freestanding piece, this alcove model with its integral apron will not fit your design. Additionally, if you want a different color than white, this specific SKU does not offer other options. Ensure your space can accommodate the 128-pound weight and 21-inch height.
Verdict: This tub is a solid choice for standard alcove installations requiring a left drain and deep soaking capacity. Its ergonomic design and durable acrylic construction make it a practical pick for everyday use.
Key specs explained
Type: alcove
This tub is designed to fit into a standard three-wall enclosure. You install it against existing walls, which simplifies the framing process. This style suits bathrooms where space efficiency matters. It differs from freestanding models that require floor mounting. Check your wall layout to ensure the alcove dimensions match your room.
Water Capacity: 68-gallon
The tub holds 68 gallons of water, allowing for deep soaking. This volume supports full submersion for relaxation. You benefit from consistent heat retention during longer baths. Compare this to smaller tubs that hold less water and cool faster. A higher capacity enhances the soaking experience for most users.
Drain Location: left-hand
The drain sits on the left side when you face the tub. This configuration dictates your plumbing placement. You must align your drain assembly with this side. It requires specific drain models like the K-7271 or K-7272. Verify your existing plumbing matches this orientation before installation to avoid costly modifications.
Material: acrylic
The tub is constructed from durable acrylic, a common material for soaking tubs. Acrylic offers a smooth surface that is easy to clean. It retains heat better than metal options. You get a lightweight yet sturdy structure. Compare this to cast iron or fiberglass to understand weight and insulation differences for your bathroom.
Design and build overview
The Kohler Underscore 60x32 features a durable acrylic construction with a white finish. According to the listing, this material provides a modern aesthetic while maintaining structural integrity. The tub weighs 128 pounds, which helps stabilize the unit during use. Its integral apron and flange create a clean look and simplify alcove installation. You do not need to frame the front, as the finished surface is built into the design. This layout suits bathrooms where space efficiency matters and you want a streamlined appearance against three walls.
Dimensions are 60 inches long, 32 inches wide, and 21 inches high. The left-hand drain configuration requires the K-7271 or K-7272 Clearflo drain, which is sold separately. This specific placement means you must plan your plumbing accordingly. The 68-gallon water capacity supports a deep soaking experience. A slotted overflow prevents spillage while allowing the tub to fill completely. Molded lumbar support and a sloped backrest are included for comfort during long soaks. These ergonomic details enhance the user experience without altering the external footprint. The design prioritizes function within a standard alcove space, making it a practical choice for renovation or new construction projects where fixed walls are already in place.
Setup and daily use notes
Installation requires a standard alcove framing setup. The tub measures 60 inches long, 32 inches wide, and 21 inches high. You place it against three existing walls. The integral apron and flange simplify the finish work. This design allows for a clean look without additional trim pieces. Ensure your framing matches these exact dimensions before proceeding. The left-hand drain configuration dictates your plumbing layout. You must install a K-7271 or K-7272 Clearflo drain separately. These drains are not included with the tub. Verify your drain choice fits your preferred aesthetic and function. The acrylic material is durable and easy to clean. Daily use involves filling the tub to its 68-gallon capacity. This volume supports deep soaking sessions. The slotted overflow prevents spills when the tub is full. You can rest against the molded lumbar support and sloped backrest. These features are designed to enhance comfort during long soaks. The white finish complements most bathroom decors. Maintenance involves regular cleaning of the acrylic surface. Avoid abrasive cleaners that might scratch the material. The 128-pound weight provides stability once installed. You do not need to worry about movement during use. Check that your water supply lines align with the left-side drain. Proper alignment ensures efficient drainage and prevents leaks. This setup is straightforward for those familiar with standard bathroom renovations.
Key Checks Before Buying
Before you buy, verify your drain compatibility. This model uses a left-hand drain configuration. You must purchase the K-7271 or K-7272 Clearflo drain separately. Ensure your plumbing aligns with this specific layout to avoid costly retrofits. The 68-gallon water capacity supports deep soaking, but confirm your home’s water heating system can sustain the volume. The acrylic construction requires gentle cleaning agents to maintain its white finish. Avoid abrasive tools that might scratch the surface. As an alcove tub, it fits standard three-wall enclosures. This makes it a practical choice for compact bathrooms or guest suites where space efficiency is key. It offers a streamlined alternative to freestanding units that demand more floor area. Check your framing dimensions carefully. The 60-inch length and 32-inch width must align with your existing structure. This ensures a seamless install without custom carpentry. Consider the lumbar support if you plan extended soak times. The sloped backrest adds comfort for long sessions. Weigh the 128-pound unit against your floor’s load capacity. This step prevents structural concerns during installation. Overall, this tub suits buyers seeking a durable, space-saving solution with modern aesthetics.
Check before you buy
- Confirm left-hand drain compatibility with K-7271 or K-7272 drains.
- Verify bathroom framing fits 60 by 32 inch alcove space.
- Ensure water heater can handle 68 gallon soak volume.
- Check floor load capacity for 128 pound unit weight.
- Plan for gentle cleaning to protect white acrylic finish.
The product at a glance
Kohler Underscore 60x32 Left Drain
Best for: Standard alcove bathrooms needing left-drain layout
- Type
- alcove
- Material
- acrylic
- Length
- 60 inches
- Drain Location
- left-hand
- Water Capacity
- 68-gallon
- Mount Type
- alcove
View on Amazon: Kohler Underscore 60x32 Left Drain Affiliate link
This Kohler Underscore is a 60 by 32 inch alcove soaking tub made of durable acrylic. It holds 68 gallons of water for deep immersion. The design includes a molded lumbar support and sloped backrest for comfort. It features a left-hand drain and a slotted overflow. This white tub is built for standard alcove installations with an integral apron and flange.
Pros
- 68-gallon water capacity for deep soaking
- Molded lumbar support and sloped backrest
- Durable acrylic construction with integral apron
- Left-hand drain configuration
Cons
- Requires separate purchase of K-7271 or K-7272 Clearflo drain
- Fixed left-drain location limits placement options
- Standard 21-inch height may not suit all users
Good fit if
- You need a standard 60-inch alcove tub
- You prefer a left-side drain layout
- You want built-in lumbar support for comfort
Skip if
- You require a right-hand drain configuration
- You want a freestanding or drop-in tub
- You prefer a tub with included drain hardware
Verdict: Kohler Underscore 60 in Alcove Tub offers a practical soaking solution for bathrooms with standard alcove spaces and left-drain requirements. It suits users who value ergonomic back support and durable acrylic construction over premium hardware inclusions.
Specifications side by side
| Spec | Kohler Underscore 60x32 Left Drain |
|---|---|
| Type | alcove |
| Material | acrylic |
| Length | 60 inches |
| Drain Location | left-hand |
| Water Capacity | 68-gallon |
| Mount Type | alcove |
| Color | White |
| Dimensions | 60 × 32 × 21 inches |
| Weight | 128 pounds |
| Model | 1957-LA-0 |
Frequently asked questions
Does the Kohler Underscore 60x32 fit a standard alcove space?
Yes, it is designed for standard alcove installations. The tub measures 60 inches in length and 32 inches in width. This size allows it to fit between three walls in most standard bathroom layouts. You simply frame the enclosure around the unit for a secure fit.
What is the weight of this soaking tub?
The tub weighs 128 pounds. This substantial weight helps stabilize the unit during use, reducing movement while you soak. It is heavier than many lightweight acrylic models, which contributes to its structural integrity and durability over time.
Is the drain on the left or right side?
The drain is on the left side. This model, identified as the 1957-LA-0, features a left-hand drain configuration. You must ensure your plumbing aligns with this specific layout. The drain assembly is not included and must be purchased separately.
What material is the Kohler Underscore made from?
It is constructed from durable acrylic. This material provides a smooth, white finish that resists chipping and cracking. Acrylic is also known for retaining heat well, which helps keep your bathwater warm for longer periods during your soak.
How high is the tub from the floor?
The tub stands 21 inches high. This height provides a comfortable entry and exit point for most users. It also ensures sufficient water depth for a relaxing soak without requiring excessive water volume to fill the basin completely.
Can I install this tub myself?
Installation requires standard alcove framing skills. You place the unit against three existing walls and secure it to the framing. The integral apron and flange simplify the finish work. You will need to connect the plumbing and ensure the unit is level before finalizing the installation.