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KIBI K2-S18SQ Cubic 18″ Undermounted Kitchen Fireclay Sink

KIBI USA
SKU # K2-S18SQ
In stock
Generally In Stock, ships out in 2 work days.
$220.70
$670.00
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Overview

Upgrade your kitchen workspace with the KIBI K2-S18SQ Cubic 18-inch undermounted kitchen fireclay sink, designed for compact areas that demand premium performance. Homeowners looking to blend classic craftsmanship with everyday durability will appreciate the high-fired construction that stands up to demanding kitchen tasks. Every detail is engineered to provide reliable utility while maintaining a clean, sophisticated look beneath your countertop.

Crafted from authentic fireclay baked at temperatures exceeding 2,000 degrees Fahrenheit, this single bowl sink delivers exceptional resistance against heat, stains, and daily impact. The non-porous glazed finish creates a smooth barrier that prevents food residue from sticking, making cleanup remarkably straightforward after heavy meal preparation. Its 18-inch square footprint fits neatly into a minimum 24-inch cabinet while offering deep interior dimensions for versatile utility.

Bring dependable function and enduring style to your kitchen setup with a fixture built for long-term daily use. The undermount design ensures a seamless transition from counter to basin, streamlining counter wipe-downs and enhancing overall kitchen hygiene. Experience the perfect combination of aesthetic appeal and rugged dependability that transforms your culinary space.

Perfect For

  • Compact kitchen remodels needing high-end materials
  • Home cooks working with limited counter space
  • Undermount countertop configurations
  • Modern kitchens desiring a seamless countertop transition
  • Apartments and condos requiring a 24-inch minimum cabinet fit
  • Households seeking a stain-resistant and easy-clean basin

Technical Specifications

More Information
Availability In Stock (2 days)
Finish Glossy White
Bowl Type Single Bowl
Drain Size 3 1/2
Shape Square
Width 18
Material Fireclay
Length 18
Installation Type Undermount
Height 10
Faucet Holes 0
Drain Placement Center
Bowl Style Rounded
Series Cubic
Inner Bowl 15'' W x 15'' L x 8.5''H
Item Weight 18
UPC 842708120440

Ship Details

Ship Details
Ship Weight38.00
Ship Size23(H) * 23(W) * 14(L)
Ship StateNJ
Ship Zip7032

Key Features

  • Fireclay Construction Baked at over 2000 degrees Fahrenheit for maximum durability and impact resistance.
  • Non-Porous Surface Durable enamel glaze resists stains and keeps the sink looking pristine with minimal effort.
  • 9-Inch Deep Bowl Provides extra space to hold large items and stack dishes comfortably during cleanup.
  • Standard 3.5-Inch Drain Accommodates most garbage disposal units on the market for added convenience.
  • Undermount Installation Creates a seamless look between countertop and basin while simplifying daily counter wipe-downs.
  • Minimum 24-Inch Cabinet Designed to fit efficiently into compact kitchen layouts without sacrificing internal working space.

Understanding Fireclay Durability

Fireclay is created by molding ceramic clay and firing it at extreme temperatures surpassing 2,000 degrees Fahrenheit, fusing the clay with an enamel glaze. Think of it like baking ceramic pottery until it achieves stone-like hardness, then coating it with a protective glass shield. This intense manufacturing process ensures the material will not rust, fade, or easily crack under normal kitchen use, providing a reliable workstation for decades.

Installation Guide

  • Verify that your cabinet base measures at least 24 inches wide to properly accommodate the sink body.
  • Prepare your undermount countertop cutout according to the exact interior dimensions of the 18-inch square basin.
  • Apply a high-grade silicone sealant evenly around the upper rim of the sink during undermount placement.
  • Connect your 3.5-inch drain assembly and compatible garbage disposal unit securely, checking for proper water flow.

Care & Maintenance

  • Daily Rinsing Rinse the sink with warm water and mild dish soap after each use to prevent residue buildup.
  • Stain Prevention Wipe away coffee, tea, or wine spills promptly from the non-porous enamel glaze.
  • Surface Protection Avoid using harsh steel wool or abrasive scouring pads that can dull the glossy finish.
  • Soft Cleaning Use a soft sponge or microfiber cloth with a gentle non-abrasive cleaner for routine maintenance.
  • Hard Water Care Treat occasional mineral deposits with a mild solution of equal parts vinegar and water.

FAQ

  • Q: What is the minimum cabinet size required for this sink?

    This sink requires a minimum cabinet size of 24 inches for proper installation.

  • Q: What material is the sink made from?

    It is crafted from durable fireclay that is baked at temperatures exceeding 2,000 degrees Fahrenheit.

  • Q: Does this sink feature an overflow?

    No, this model does not include an overflow feature.

  • Q: What size is the drain opening?

    The sink features a 3.5-inch drain opening designed to fit most standard garbage disposal units.

  • Q: Can this sink be installed as an undermount?

    Yes, it is specifically designed for undermount installation configurations.

  • Q: What are the inner bowl dimensions?

    The inner bowl measures 15 inches wide by 15 inches long with a depth of 8.5 inches.

  • Q: How deep is the main bowl?

    The bowl provides a depth of 9 inches for extra space to hold large items.

  • Q: Is the surface resistant to stains?

    Yes, the non-porous surface is applied with a durable enamel glaze that offers excellent stain resistance.

What Customers Are Saying

A Chicago homeowner wanted to upgrade a cramped kitchen workspace without sacrificing depth or durability during a full renovation.

The 18-inch fireclay sink fits our compact cabinet base perfectly while giving us deep-bowl functionality that handles large pots with ease. Cleaning up after dinner is remarkably fast now.

Sarah Jenkins - Homeowner

Improved daily cleanup efficiency and maximized workspace in a compact kitchen layout.

  • This fireclay sink fits our 24-inch cabinet beautifully and the deep bowl makes washing large cookware effortless.

    David Miller | Kitchen Designer

  • The smooth glaze wipes clean instantly, and the undermount look is very sleek in our renovated kitchen.

    Rachel Adams | Homeowner

  • Solid construction and the standard 3.5-inch drain paired easily with our garbage disposal unit.

    Mark Thompson | General Contractor

  • We needed something compact for an apartment kitchen, and this 18-inch square basin exceeded expectations.

    Elena Rostova | Interior Stylist

  • High heat resistance gives me peace of mind when draining boiling water directly into the basin.

    Kevin Vance | Homeowner

Enduring Quality for the Modern Kitchen

Investing in a high-fired fireclay kitchen sink brings long-term reliability that outperforms standard stainless steel or composite alternatives. The dense ceramic structure absorbs vibration and reduces clatter when washing heavy pots and pans, creating a quieter culinary environment. Because the glossy enamel glaze is permanently fused to the fireclay body during intense kiln firing, it maintains its radiant luster and smooth touch through years of rigorous daily use, ensuring your kitchen centerpiece remains as striking as day one.

Choosing a sustainably manufactured fireclay fixture supports eco-friendly home design by reducing the need for premature replacements. The non-porous surface requires fewer harsh chemical cleaners to maintain its hygiene, promoting a healthier indoor environment for your family. By maximizing functional depth within a compact footprint, this undermount sink proves that thoughtful engineering can elevate both the efficiency and aesthetic harmony of any residential kitchen space.

Why This Is the Right Choice

  • Exceptional Durability High-fired fireclay material resists chips and daily wear for long-lasting performance.
  • Hygienic Glaze Non-porous enamel finish prevents stains and simplifies everyday cleaning routines.
  • Deep Basin Utility Generous 9-inch depth accommodates large pots and makes stacking dishes easier.
  • Disposal Compatible Standard 3.5-inch drain opening fits most garbage disposal units seamlessly.