31" Large Undermount Stainless Steel Single Bowl Kitchen Sink, KSN-3118-9-S
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Specification Sheet (PDF)
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2D Design (DXF)
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CutOut Template (DXF)
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BIM File (RFA)
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Installation Guide (PDF)
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For Additional CutOut Templates and Design Files, click here
The Allora USA 31-inch single bowl undermount sink offers the generous space of a large basin with the clean, uninterrupted functionality that only a single bowl can provide. Whether you're handling oversized cookware, prepping for a dinner party, or cleaning up with ease, this sink delivers the capacity and freedom of movement that busy kitchens demand. Crafted from 18-gauge, 304-grade stainless steel with a brushed satin finish, it blends long-term durability with refined, modern design.
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Spacious single bowl easily accommodates baking sheets, stock pots, and wide cookware
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31-inch width maximizes usable work area
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Undermount installation creates a seamless transition from sink to countertop, simplifying cleanup
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Made from durable 18-gauge, 304 stainless steel for lasting strength and corrosion resistance
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Brushed satin finish helps conceal minor scratches and complements a wide range of kitchen styles
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9-inch bowl depth contains splashes and provides plenty of space for soaking and rinsing
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Standard-radius corners offer a classic aesthetic and are easy to maintain
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Rear 3-1/2 inch drain optimizes flat bottom workspace and increases cabinet storage below
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Gently sloped basin supports fast, efficient drainage toward the drain
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Full undercoating and sound-dampening pads reduce noise and help minimize condensation
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Compatible with most garbage disposals (drain kit sold separately)
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Includes mounting hardware and cutout template for quick, accurate installation
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Protected by Allora USA’s Limited Lifetime Warranty
Designed for kitchens that need space without excess bulk, this 31-inch single bowl sink offers professional-grade functionality in a sleek, adaptable form—ideal for anyone who values simplicity, versatility, and reliable performance.
- Bowls Single Bowl
- Size (outside): 31-1/4" x 18-1/8" x 9"
- Size (Inside): 29-1/8" x 16" x 8-3/4"
- Min Cabinet Size: 36"
- Installation: Undermount
- Material: 18-Gauge 304 Stainless Steel
- Insulation: Noise-Reducing Coated Rubber Sound Pad
- Thickness: 18-gauge
- Warranty Limited Lifetime Warranty
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