A Gray Quartz Undermount Sink for Compact Kitchen and Prep Spaces

The Karran QU-671-GR is a single-bowl quartz undermount sink in a warm gray finish, sized for smaller kitchen runs, islands, bars, and prep stations where a full-size basin would overpower the space.

Key Features

• Gray quartz composite construction made from natural quartz blended with acrylic resin for a dense, matte surface.
• Single bowl design with a 14-inch interior length, 9-inch interior width, and 7-1/2-inch depth.
• Undermount and top-mount compatible with a minimum 18-inch cabinet width required.
• Compatible with all countertop materials, giving flexibility across quartz, granite, solid surface, and laminate installs.
• 3-1/2-inch drain opening sized for standard strainer and disposal flange fittings.
• cUPC and IAPMO certified for plumbing code compliance in the U.S. and Canada.

Where Gray Works in a Kitchen Plan

Gray is a natural fit in kitchens built around cool, neutral palettes: concrete countertops, white shaker cabinets with soft gray undertones, or a slate-tile backsplash where a white sink would read too stark and a black one would feel heavy. This sink lands in the middle, grounding the space without competing with the surrounding materials. It also reads well in a secondary prep zone or an island where the designer wants the sink to recede rather than announce itself.

Quartz Composite Built for Daily Use

The sink body is a quartz composite, a blend of natural quartz and acrylic resin that produces a hard, matte gray surface consistent in color throughout. That material makeup means chips and nicks don't produce a white or bright contrast the way a coated sink would, keeping the sink looking intentional through normal kitchen wear. The 7-1/2-inch bowl depth is enough headroom for washing a stockpot or soaking sheet pans without going so deep that it creates reach strain at a standard counter height.

Right-Sized for Islands, Bars, and Compact Kitchens

At 18 inches wide and 16 inches front-to-back, this sink fits a cabinet as narrow as 18 inches, which makes it a practical choice for a kitchen island with limited run length, a wet bar, a small apartment kitchen, or a secondary prep sink in a larger layout. Contractors and designers specifying tight footprint sinks will find the dual installation method useful: the same SKU can go undermount for a clean countertop-to-bowl transition or top-mount where the countertop material or edge profile calls for it. Compatibility with all countertop materials removes a common constraint when planning across different countertop substrates on the same job.

Common Questions

A Gray Sink That Earns Its Place in the Layout

This Karran gray quartz single-bowl sink brings a compact, certified undermount option to tight kitchens, islands, and bars where the finish needs to sit quietly in a cool neutral palette without sacrificing depth or certified performance.