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Kohler Whitehaven 35-3/4" Farmhouse Undermount Review (2026): A Spec-Based Look

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This kohler whitehaven 35 3 4 farmhouse undermount review focuses on a single-bowl sink built from enameled cast iron. The model 6489-0 measures 35.7 inches in length and sits 9.63 inches high. Its white finish and apron-front design suit modern or rustic kitchens. The 9-inch bowl depth handles large cookware, while the offset drain directs water efficiently. You get a spacious workspace for soaking and prep. This listing details the physical attributes of this durable kitchen fixture, helping you decide if its dimensions and material match your cabinetry and workflow needs.

What stands out

  • Constructed from KOHLER enameled cast iron for chip and crack resistance.
  • Single-bowl configuration offers ample room for large pots and pans.
  • 9-inch depth provides generous vertical space for washing tall items.
  • Offset drain minimizes water pooling and opens cabinet storage underneath.
  • Farmhouse undermount installation creates a streamlined apron-front silhouette.

Who it fits

Good fit for

This sink suits homeowners who prioritize durability and classic aesthetics. The enameled cast iron construction resists burning and staining, making it ideal for heavy daily use. The 9-inch depth is perfect for those who wash large stockpots or baking sheets frequently. If you prefer a single-bowl layout for maximum workspace, this model fits well. The undermount farmhouse style works best with compatible cabinetry that supports the apron-front design. It is a solid choice for kitchens where function meets timeless visual appeal.

Who should skip it

You should look elsewhere if you need a double-bowl sink. This model is strictly a single-bowl design, so it cannot separate wet and dry tasks. The 35.7-inch length requires a substantial base cabinet, typically a 36-inch unit. If your counter space is limited, this size may not fit. Additionally, the white color may not match dark countertops or specific decor themes. Those seeking stainless steel or granite composite materials will find this cast iron option too heavy and distinct in texture. Check your cabinet dimensions carefully before purchasing.

Verdict: The Kohler Whitehaven 35-3/4" is a durable, deep single-bowl sink ideal for those who value heavy-duty construction and classic farmhouse style. Its enameled cast iron build ensures long-term resilience for busy kitchens.

Key specs for this sink

Material: Enameled Cast Iron

This material combines heavy iron with a glass-like enamel coating. It resists chipping, cracking, and burning better than many alternatives. You get a durable surface that withstands daily kitchen abuse. The finish is acid-resistant, protecting against common food stains. This build quality suits buyers seeking long-term durability over lightweight options like stainless steel.

Bowl Depth: 9 inches

A 9-inch depth provides substantial volume for washing large items. You can soak big pots and pans without water splashing over the edge. This depth accommodates taller dishware and bulky cookware easily. It offers more workspace than shallow 7-inch models. This feature benefits households with large dinnerware sets or frequent cooks who handle oversized pots.

Installation Type: Farmhouse Undermount

This style features an apron front that faces the room. Undermount installation attaches the sink below the countertop edge. This creates a seamless look and allows you to wipe debris directly into the basin. The exposed front adds a traditional aesthetic to modern or rustic kitchens. You need a cabinet base that supports the apron structure during installation.

Bowl Configuration: Single Bowl

A single bowl offers one large, uninterrupted workspace. You can fit wide cutting boards or large pots across the entire basin. This layout is ideal for washing large items that would not fit in a divided sink. It simplifies rinsing and scrubbing without navigating around a divider. Buyers who prioritize capacity over simultaneous washing tasks will find this configuration highly practical.

Design and build details

The listing states this unit is made from enameled cast iron. This material combines heavy iron with a glass-like enamel coating. It resists chipping, cracking, and burning better than many alternatives. You get a durable surface that withstands daily kitchen abuse. The finish is acid-resistant, protecting against stains and corrosion over time. This construction supports the farmhouse undermount installation type, which exposes the front apron for visual appeal while securing the sink beneath the counter edge.

Dimensions are listed as 35.7 inches in length, 21.6 inches in width, and 9.63 inches in height. The bowl depth is 9 inches, providing ample room for large pots. The single-bowl configuration offers a spacious, uninterrupted workspace. According to the listing, the bottom is gently sloped to guide water toward an offset drain. This design minimizes pooling and keeps cleanup quick. The offset drain also opens up valuable storage space underneath the sink cabinet.

The model 6489-0 weighs 11 ounces according to the data provided, though cast iron units are typically much heavier. Please verify the weight in the full product specifications before installation. The white color complements rustic or modern decor styles. This layout suits kitchens where you need generous prep space and easy access for washing large cookware. The streamlined silhouette brings timeless charm to the kitchen counter.

Setup and everyday use

This farmhouse undermount sink requires specific cabinetry to accommodate its 35.7-inch length and 21.6-inch width. The installation type means it mounts beneath the countertop, leaving the apron-front visible. This design brings a streamlined silhouette to your kitchen, fitting both rustic and modern decor styles. The single-bowl configuration offers a spacious workspace for your largest pots and pans. With a generous 9-inch depth, you have ample room for soaking and prepping without splashing. The offset drain is a key feature for everyday use. It sits at one end of the basin, which minimizes water pooling on the gently sloped bottom. This slope guides water directly toward the drain, making cleanup quick and efficient. The open space created by the offset drain also provides valuable storage room underneath the sink. You can install larger items in the cabinet below without obstruction. The enameled cast iron construction ensures the surface resists chipping, cracking, and burning. This acid-resistant finish protects the white color from daily wear. You do not need to worry about heat damage from hot pots or stains from acidic foods. The material is durable and maintains its appearance over time. This sink is designed for high-volume kitchen tasks. It handles heavy use while keeping your workspace organized. The deep basin and wide opening make it easy to maneuver large cookware. You will find that the drainage efficiency reduces the time spent rinsing and drying. The sturdy build supports regular, intensive use in a busy household.

Before you buy this sink

This Kohler Whitehaven is a single-bowl unit measuring 35.7 inches long. It requires a base cabinet wide enough to fit its 21.6-inch width. The farmhouse undermount style means the apron-front remains visible. You must verify your countertop edge can support this look. The 9-inch bowl depth offers space for large pots but reduces under-sink storage volume. Check your faucet holes before ordering, as this model does not include hardware. Cleaning is straightforward with the acid-resistant enamel finish. You can wipe away residues without special detergents. Avoid abrasive pads to preserve the glossy surface. This sink sits alongside 1 other options in our Dishwashers guide. Unlike dishwashers, it handles manual washing. Ensure your plumbing drain aligns with the offset drain location. The enameled cast iron construction demands careful handling during installation. Confirm your cabinet supports the weight. This choice suits those prioritizing durable, manual cleaning space over automated cycles.

Check before you buy

  • Verify base cabinet width exceeds 21.6 inches
  • Confirm countertop edge supports farmhouse style
  • Check faucet hole compatibility
  • Ensure plumbing aligns with offset drain
  • Confirm cabinet weight support for cast iron

The product at a glance

Kohler Whitehaven 35-3/4" White Farmhouse Sink

Best for: deep single-bowl prep and soaking tasks

Installation Type
Farmhouse Undermount
Material
Enameled Cast Iron
Bowl Depth
9"
Bowl Configuration
Single Bowl
Target Space
Kitchen
Color
White

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The Kohler Whitehaven is a 35.7-inch single-bowl farmhouse undermount sink made from enameled cast iron. Its 9-inch depth accommodates large pots, while the offset drain saves cabinet space. The acid-resistant finish resists chipping and burning. This durable white sink suits kitchens needing a spacious, timeless apron-front design for heavy daily use.

Pros

  • Enameled cast iron construction resists chipping, cracking, and burning
  • 9-inch deep single bowl handles large pots and pans
  • Offset drain design increases storage space under the sink
  • Acid-resistant finish maintains appearance over time

Cons

  • Single bowl configuration limits simultaneous washing and rinsing
  • Heavy cast iron build requires sturdy cabinet support
  • Standard white color may show water spots more than textured finishes

Good fit if

  • You need a deep basin for soaking large cookware
  • You want a durable, timeless apron-front sink style
  • You prefer a single large workspace for prep and cleanup

Skip if

  • You require a double bowl for separate washing and rinsing
  • You cannot support the weight of cast iron cabinetry
  • You prefer a stainless steel material for lightweight installation

Verdict: Kohler Whitehaven 35.7 in White Farmhouse Sink is a solid choice for homeowners who prioritize deep, durable workspace and classic styling in a single-bowl layout. It fits kitchens where heavy-duty cleaning and timeless aesthetics matter more than multi-bowl convenience.

Specifications side by side

Spec Kohler Whitehaven 35-3/4" White Farmhouse Sink
Installation Type Farmhouse Undermount
Material Enameled Cast Iron
Bowl Depth 9"
Bowl Configuration Single Bowl
Target Space Kitchen
Color White
Size 36 Inch
Dimensions 35.7 × 21.6 × 9.63 inches
Weight 11 ounces
Model 6489-0

Frequently asked questions

What is the exact size of the Kohler Whitehaven 35-3/4 sink?

The Kohler Whitehaven measures 35.7 inches in length. It has a width of 21.6 inches and a height of 9.63 inches. The model number is 6489-0. These dimensions define the footprint you need for your kitchen cabinetry. You must ensure your base cabinet can accommodate this specific width.

Is this sink made of cast iron or stainless steel?

This sink is made from enameled cast iron. This material combines heavy iron with a glass-like enamel coating. It resists chipping, cracking, and burning better than many alternatives. The white finish is part of this durable coating, providing a classic look that withstands daily kitchen abuse.

Does the Kohler Whitehaven have a single bowl or double bowl?

The Kohler Whitehaven features a single-bowl layout. It is designed for deep prep and soaking tasks. This single large basin offers more flexibility than multi-bowl options. You can fit large pots and pans easily without worrying about dividing space between two smaller compartments.

What installation style does this sink use?

This sink uses an undermount installation style with a farmhouse apron-front. It mounts beneath the countertop, leaving the front visible. This design creates a streamlined silhouette. You need a base cabinet wide enough to fit its 21.6-inch width to support this specific mounting method.

What color is the Kohler Whitehaven sink?

The sink is finished in white. The enameled cast iron construction provides a durable, acid-resistant surface. This white color suits both modern and rustic kitchen decor styles. The finish helps maintain a clean appearance while resisting stains and burns from hot cookware.

How much does the Kohler Whitehaven sink weigh?

The product data lists the weight as 11 ounces. This figure likely refers to packaging weight rather than the full sink. Enameled cast iron sinks are typically much heavier. You should plan for significant weight support in your cabinetry to handle the actual mass of the installed unit.

Is the Kohler Whitehaven suitable for a farmhouse kitchen?

Yes, this sink is designed for farmhouse kitchens. Its apron-front design and white finish suit classic styling. The undermount installation keeps the countertop edge clean. It prioritizes deep, durable workspace for homeowners who value timeless aesthetics over multi-bowl convenience in their cooking area.

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