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Nantucket Sinks Wellfleet-1818GR 18-Inch Undermount Fireclay Kitchen Sink

Nantucket
SKU # Wellfleet-1818GR
In stock
Generally In Stock, ships out in 2 work days.
$551.24
$734.99
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Nantucket Sinks Wellfleet-1818GR 18-Inch Undermount Fireclay Kitchen Sink overview

Bring timeless cottage charm and everyday practicality to compact kitchens with the Nantucket Sinks Wellfleet-1818GR, an 18-inch undermount fireclay kitchen sink designed for smaller spaces and prep areas. Crafted from durable fireclay with a smooth matte grey glaze, this square single bowl sink offers a relaxed aesthetic inspired by classic coastal living. Homeowners looking to maximize utility in tighter layouts will appreciate its clever sloping basin and included accessories.

Engineered for effortless upkeep, the naturally resilient fireclay material resists stains and scratches while requiring fewer harsh cleansers over time. The finished top edge even allows for versatile dualmount installation options to suit your specific countertop preference. Enjoy a reliable, stylish workspace that combines high-end craftsmanship with user-friendly functionality.

Upgrade your culinary routine with a thoughtfully sized fixture that delivers big on character and performance. Explore the perfect blend of coastal elegance and modern utility for your home today.

Perfect For

  • Compact kitchen islands
  • Apartment and condo kitchens
  • Secondary prep or wet bar stations
  • Cottage style home renovations
  • Smaller footprint kitchen layouts
  • Undermount or reveal mounted sink setups

Technical Specifications

More Information
Availability In Stock (2 days)
Bowl Type Single Bowl
Drain Size 3 1/2
Shape Square
Width 18
Material Fireclay
Length 18
Installation Type Undermount
Height 8 1/2
Faucet Holes 0
Drain Placement Center
Depth 8 1/4
Color Gray Matte-1
Inner Bowl 15" x 15" x 7.875"
Item Weight 40
UPC 810074622677
Prop 65? Yes

Ship Details

Ship Weight50.00
Ship Size15(H) * 25(W) * 27(L)
Ship StateRI
Ship Zip2852

Key Features

  • Fireclay Construction Provides a naturally durable and resilient surface for daily kitchen tasks.
  • Matte Grey Glaze Offers a sophisticated finish that brings a soft, modern touch to cottage style decors.
  • Square Single Bowl Maximizes usable space within an 18-inch footprint for smaller kitchen islands and wet bars.
  • Gentle Sloping Basin Directs water and food particles smoothly toward the center drain for quick cleanup.
  • Included Accessories Comes complete with a protective bottom grid and a matching stainless steel finish drain.
  • Dualmount Versatility Features a finished top edge that supports either undermount or topmount installation.

Understanding Fireclay Craftsmanship and Basin Slopes

Fireclay is created by molding ceramic clay and firing it at extremely high temperatures until the material fuses completely with a porcelain glaze. Think of it like baking ceramic pottery until it forms a rock-hard, non-porous shell that stands up effortlessly to daily kitchen use. Because of this intense curing process, small surface variations can sometimes appear on the unexposed underside of the sink, which is a normal characteristic of authentic fireclay molding and has no impact on the visible matte grey finish or structural performance. Inside the bowl, the gentle taper and slope work together like a well-designed funnel, using gravity to guide water and debris swiftly toward the center drain for a cleaner basin.

Installation Guide

  • Professional installation is recommended since mounting hardware is not included with this fireclay sink.
  • Utilize the finished top edge to choose between a standard undermount setup or a reveal mounted installation.
  • Tighten the included stainless steel drain by hand during setup to avoid overtightening and cracking the fireclay material.
  • Place the protective bottom grid inside the basin to cushion the floor of the sink against daily cookware impact.

Care & Maintenance

  • Daily Cleaning Wipe the matte grey glazed surface with a soft cloth, warm water, and mild dish soap after each use.
  • Stain Prevention Rinse away coffee, tea, and other dark liquids promptly to maintain the uniform appearance of the glaze.
  • Avoid Abrasives Skip harsh scouring pads and steel wool to protect the smooth finish from unnecessary wear.
  • Cleanser Selection Take advantage of fireclay's natural resilience by using gentle, non-abrasive cleaning products for routine care.
  • Grid Maintenance Lift out the protective bottom grid periodically to clean underneath and keep the basin floor spotless.

FAQ

  • Q: What is the overall size of this fireclay sink?

    A: The sink measures 18 inches in length, 18 inches in width, and 8 1/2 inches in total height.

  • Q: Does this sink come with any accessories?

    A: Yes, it includes a protective bottom grid and a matching stainless steel finish drain.

  • Q: Can this sink be installed as a topmount?

    A: Yes, because the top edge is finished with white porcelain enamel glaze, it supports dualmount installation as either a topmount or undermount.

  • Q: What are the inner bowl dimensions?

    A: The inner bowl measures approximately 15 inches by 15 inches with a depth of 7.875 inches.

  • Q: Is professional installation required?

    A: Professional installation is recommended, and please note that mounting hardware is not included.

  • Q: What size is the drain opening?

    A: The center-placed drain opening measures 3 1/2 inches in diameter.

  • Q: How should I install the drain without damaging the sink?

    A: You should tighten the drain by hand during installation to ensure you do not overtighten and crack the fireclay material.

  • Q: What color is the exterior glaze?

    A: This model is glazed in a smooth matte grey finish.

  • Q: Are minor imperfections on the underside normal?

    A: Yes, due to the high-heat curing process, small cosmetic surface cracks can typically appear on the underside of fireclay sinks from molding, but these do not affect performance or visible luster.

What Customers Are Saying

A coastal cottage kitchen upgrade in Rhode Island needed a compact yet stylish sink solution for a newly added island workspace.

The Wellfleet fireclay sink gave our small kitchen island an authentic farmhouse touch without overwhelming the limited counter space. Cleaning up after prep work is so much easier now.

Sarah Jenkins - Homeowner

Successfully added a functional prep station while enhancing the kitchen aesthetic within a compact 18-inch footprint.

  • The matte grey finish is stunning in person and fits our small prep island perfectly. The included bottom grid is a great bonus.

    Amanda R. | Kitchen Designer

  • Finding a quality fireclay sink in an 18-inch size was tough until we found this model. It is sturdy, easy to clean, and looks fantastic.

    David M. | Homeowner

  • Great sink for a compact bar area. Just make sure your installer follows the tip about hand-tightening the drain during setup.

    Jessica T. | Interior Stylist

  • The sloping basin design helps water drain away quickly without pooling. Very happy with the overall quality and the matte grey color.

    Brian K. | DIY Renovator

  • Brought a wonderful cottage feel to our laundry room wet bar. It handles daily tasks with ease and cleans up effortlessly.

    Megan L. | Homeowner

Embracing Sustainable Quality and Everyday Efficiency

Choosing a fireclay kitchen sink like the Wellfleet-1818GR is an investment in long-term reliability and environmental mindfulness. Because fireclay is crafted from natural raw materials and fired into a dense, non-porous ceramic surface, it naturally resists staining and bacterial buildup without requiring harsh chemical treatments. This inherent resilience means homeowners can rely on simple, eco-friendly cleansers and warm water for daily upkeep, significantly reducing the need for aggressive chemical agents that often end up in household greywater systems. Over decades of daily use, the durable glazed finish maintains its soft matte luster, proving that compact fixtures can deliver uncompromising performance while supporting a greener, more sustainable household routine.

Beyond its environmental advantages, this fireclay sink introduces subtle architectural character to smaller rooms that often get overlooked in kitchen design. Nantucket Sinks brings decades of dedicated craftsmanship to the Cape Collection, ensuring every basin meets high standards of functional beauty. The thoughtful 18-inch square proportions allow architects and homeowners to introduce high-end sink styling into unconventional spaces like secondary prep islands, studio apartments, or wet bars. By combining classic material integrity with modern spatial adaptability, this sink transforms routine washing and rinsing tasks into a seamless, aesthetically pleasing part of your daily home life.

Why This Is the Right Choice

  • Lasting Durability Built from tough fireclay material designed to resist common kitchen stains and scratches.
  • Easy Maintenance The smooth glazed surface requires fewer abrasive cleansers for daily upkeep.
  • Complete Kit Includes a custom protective bottom grid and a stainless steel finish drain right out of the box.
  • Space-Saving Design Compact 18-inch square proportions fit neatly into smaller kitchen islands and bar areas.