A Bisque Quartz Bar and Prep Sink for Compact Undermount Installs

This Karran Q-315 is a single-bowl bar and prep sink in Bisque, made from quartz composite and designed to undermount into laminate, solid surface, or granite countertops. Its square footprint fits a 21-inch minimum cabinet, making it well suited for islands, wet bars, and secondary prep stations where a full kitchen sink would be too large.

Key Features

• Bisque quartz composite finish blends naturally with warm cream and off-white cabinetry and countertop palettes.
• Single square bowl with a 14 x 14-inch interior and 8-inch depth for generous capacity in a compact footprint.
• Undermount installation compatible with laminate, solid surface, and granite countertops.
• 21-inch minimum cabinet width makes it practical for bar cabinets, island inserts, and prep stations.
• 3-1/2-inch drain opening sized for standard basket strainers and disposal flanges.
• cUPC and IAPMO certified for plumbing code compliance.

A Dedicated Station for Bar, Island, and Prep Work

This sink earns its place wherever a second basin improves workflow without demanding the cabinet space of a full kitchen sink. At the bar it handles glassware and ice-bin drainage. On a prep island it keeps cutting and rinsing separate from the main cleanup area. The 8-inch bowl depth gives enough room for tall glasses and a colander without the sink taking over the counter.

Because it is a single bowl, there are no dividers to work around, and the square interior uses every inch of the footprint efficiently.

Quartz Composite in Bisque

The bowl is quartz composite, a dense engineered material that holds its color through the full thickness of the sink rather than carrying it only in a surface coat. The Bisque finish is a warm off-white that coordinates with cream, ivory, and almond cabinetry and countertop tones without reading as stark white. It suits kitchens and bar areas built around earthy or transitional palettes where a bright white or bold color would stand out.

Quartz composite is non-porous, which means food residue and common kitchen liquids do not absorb into the surface. The matte character of the finish also helps everyday water marks stay less visible than they would on a polished or high-gloss bowl.

Where It Fits Best

The Q-315 in Bisque works in new builds and remodels that include laminate, solid surface, or granite countertops, the three countertop types it is designed to mount under. It fits a 21-inch-wide base cabinet, which opens up placement in bar areas, butler's pantries, small islands, and mudroom or laundry utility stations where a full 30-inch cabinet run is not available. It is not designed for ceramic tile, engineered stone products outside the listed types, or top-mount installation. A homeowner or designer specifying a warm neutral palette and a small-footprint undermount sink will find this an easy color match; a cabinet shop fitting out a bar or prep station at the spec stage can plan it into a standard 21-inch base without custom cabinetry.

Common Questions

A Warm Neutral Sink That Fits Where a Full Kitchen Sink Cannot

Choose the Q-315 in Bisque for an undermount quartz prep or bar bowl that fits a 21-inch cabinet, coordinates with warm cabinetry tones, and meets plumbing code out of the box.