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This Karran Sternhagen quartz vanity sink is a single-bowl vessel sink designed to sit above the counter, bringing a clean gray finish and an exposed profile to bathroom vanity installations on a 30-inch or wider cabinet.
A vessel sink sits on top of the vanity deck rather than dropping into it or mounting under it. That above-counter position makes the bowl itself a visual element of the bathroom, not just a functional cutout in the counter. The Sternhagen pairs this installation style with a gray finish that reads as a neutral anchor: present and purposeful without pulling focus from tile, fixtures, or cabinetry around it. For a designer or homeowner building a vanity with a deliberate material palette, the gray tone gives the sink visual weight without competing with warm wood tones or cool stone countertops alongside it.
The sink body is quartz composite, an engineered material that carries the gray color uniformly through the full thickness rather than as a surface coat. The finish resists the kind of staining and everyday residue that accumulates around a bathroom basin, and its non-porous character means it does not absorb water or product buildup the way a porous material might. The gray colorway in particular is forgiving of water spotting and mineral deposits that show more on lighter or darker finishes, making it a practical choice for a daily-use vanity.
This sink is built for a bathroom vanity remodel or new build where the vessel look is intentional and the cabinet is sized to match. Because it installs above the counter, it works with any solid countertop material, which gives more flexibility at the cabinet-and-counter selection stage. It suits a single-sink vanity in a primary bath, a guest bath refresh, or a powder room where the sink is a statement rather than background hardware. Faucets for vessel sinks need a taller spout height to clear the elevated bowl rim, so confirm the faucet reach and height before finalizing the fixture selection. The 30-inch minimum cabinet width applies to the base cabinet supporting the vanity deck.
It is an above-counter vessel sink, meaning the bowl rests on the vanity deck surface. The countertop needs only a hole for the drain, not a full sink cutout.
It is designed for installation into all countertop materials, including quartz, granite, solid surface, laminate, and tile.
Because the bowl sits above the counter, the faucet spout needs to be tall enough to clear the elevated rim. Confirm the faucet height and reach match the bowl height before ordering.
No, this sink is not ADA compliant.
Choose this sink for a bathroom build where an above-counter bowl in a composed gray finish gives the vanity a clear focal point without overcomplicating the material palette.
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