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Cabinet for the Kohler Whitehaven K-6488 Farmhouse Sink

The Kohler Whitehaven K-6488 is a 35-1/2″ wide undermount apron-front sink. It needs a 38-1/2″ inset farm sink base: the sink width plus 1-1/2″ of face frame on each side, to the nearest 1/4″. We build it to order in any Sherwin-Williams color or natural white oak.

Your cabinet
38-1/2″ wide

Inset farm sink base, 24″ deep × 34-1/2″ tall, apron opening cut to this sink. Any width to the nearest 1/4″.

Kohler lists a 36″ minimum standard cabinet. Standard cabinets come in 3″ steps; because we build to the 1/4″, yours is sized to the sink itself.

Apron opening
6-11/16″ with 3cm or butcher block
5-15/16″–6-1/16″ with 2cm

How your countertop changes the cabinet

With 3cm natural stone, quartz or butcher block, the Kohler Whitehaven K-6488 sits flush with the top of the cabinet. With a 2cm counter, the sink sits 5/8″ to 3/4″ above the cabinet top, so the apron opening below it is that much shorter.

CountertopSink sitsApron opening
3cm stone or quartzFlush with cabinet top6-11/16″
Butcher blockFlush with cabinet top6-11/16″
2cm stone or quartz5/8″–3/4″ above cabinet top5-15/16″ – 6-1/16″

Will an inset cabinet hold this sink?

Yes. The inset face frame doesn't carry the sink's weight. Your cabinet installer adds interior supports inside the cabinet, so an inset farm sink base holds a enameled cast iron sink of any weight. Call us for details on supports for the Kohler Whitehaven K-6488.

Kohler Whitehaven K-6488 specifications

ModelK-6488
Overall width35-1/2″
Front to back21-9/16″
Apron height6-11/16″
Bowl depth9″
BowlSingle bowl
MaterialEnameled cast iron
Installationundermount apron-front
Workstation ledgeNo

Included accessories: K-6639 steel sink racks (sold separately).

Questions about the Kohler Whitehaven K-6488 cabinet

What size cabinet do I need for the Kohler Whitehaven K-6488?

The Kohler Whitehaven K-6488 is 35-1/2″ wide, so it needs a 38-1/2″ inset farm sink base: the sink width plus 1-1/2″ of face frame on each side, rounded to the nearest 1/4″. We build farm sink bases to order at any width to the nearest 1/4″, in any Sherwin-Williams color or in white oak.

How tall is the apron opening for the Kohler Whitehaven K-6488?

With 3cm stone, quartz or butcher block, the sink sits flush with the cabinet top, so the opening matches the 6-11/16″ apron. With a 2cm counter the sink sits 5/8″ to 3/4″ higher, so the opening is 5-15/16″ to 6-1/16″. We cut the opening to your sink and countertop.

Can an inset cabinet hold a heavy enameled cast iron sink?

Yes. The inset face frame doesn't carry the sink's weight. The cabinet installer adds interior supports inside the cabinet, so an inset farm sink base holds a sink of any weight, including fireclay and cast iron. Call us for details on the supports for your sink.

What colors can the cabinet for the Kohler Whitehaven K-6488 come in?

Any Sherwin-Williams color, through our special-order program, or natural white oak. The face frame and doors are solid hardwood with flush inset doors, and the painted finish is factory-baked UV-cured lacquer.

Order the cabinet for this sink

Pick your finish, then tell us your sink model and countertop. We confirm every number against your sink's spec sheet before production. Special-order cabinets are built in 8–11 weeks.

Painted inset — any Sherwin-Williams colorWhite oak insetCall or message us

Other Kohler farmhouse sinks

Specifications from Kohler's published information: source 1. Kohler is a trademark of its owner; RTA Wholesalers is not affiliated with Kohler. Always confirm against your sink's spec sheet before ordering — we check it with you before production.