




31" Large Zero Radius Undermount Stainless Steel Single Bowl Kitchen Sink, KH-3118-9-S-R0
Choose options
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Specification Sheet (PDF)
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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 31" x 18" zero-radius stainless steel kitchen sink offers a bold, modern look paired with practical function for everyday use. Designed with clean 90-degree corners, this sink maximizes basin space while maintaining a sleek, architectural appearance. Its spacious single bowl easily accommodates large pots, pans, and prep work, making it ideal for mid- to large-sized residential kitchens or upscale multi-unit projects.
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Undermount installation creates a smooth, continuous surface between countertop and sink
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Zero-radius corners and sharp sidewalls deliver a professional, modern design
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Generously sized single bowl makes it easy to handle large cookware and prep tasks
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Built from 18-gauge, Type 304 stainless steel for reliable strength and long-term performance
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Wear-resistant finish resists water marks, scratches, and stains
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Rear-set 3-1/2" drain increases flat working space and maximizes under-sink storage
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Sloped bottom with precision channel grooves promotes fast and complete drainage
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Heavy-duty sound-dampening pads and undercoating reduce noise and vibration
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Non-porous surface is easy to clean and maintain, resisting buildup and discoloration
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Anti-condensation undercoating helps protect cabinets from moisture damage
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Installation-ready with hardware and cutout template included
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Backed by Allora USA’s Limited Lifetime Warranty
Perfect for kitchens that value both high performance and refined aesthetics, this 31" sink delivers a polished, minimalist statement with everyday utility built in.
- Bowls Single Bowl
- Size (outside): 31" x 18" x 9"
- Size (Inside): 29" 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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