KRAUS 31" Dual Mount Single Bowl Granite Kitchen Sink with Topmount and Undermount Installation in Black Onyx - KGD-412B
KRAUS dual mount granite sinks create an instant style upgrade for the kitchen. Constructed from 80% natural granite, with the look and feel of real stone, these modern kitchen sinks look striking in a variety of settings. Clean lines and thoughtful design details highlight the organic elegance of granite, for an eye-catching look with contemporary appeal. The extra-deep basins accommodate large dishes with ease, while the gently rounded corners make sink maintenance simple. Each non-porous, naturally hygienic sink is protected with a thermal finishing process, creating a surface that is highly resistant to heat, chemicals, scratching, chipping, and discoloration. This single bowl sink provides a lifetime of functionality with versatile style. The basin is self rimming, creating a finished look for your kitchen. Choose from easy topmount installation, or install the sink as an undermount for a seamless look. For added convenience, a basket strainer drain assembly and complimentary towel are included free with purchase. Constructed from premium stainless steel, the top-quality basket strainer assembly creates a tight seal to prevent food and debris from clogging the drainpipe. For easy installation, all mounting hardware is provided. Experience KRAUS Quality and bring your best kitchen ideas to life.
What our Experts Think
- Durable granite composite construction
- Made from quartz + resin blend for a natural granite look with high strength
- Dual-mount installation flexibility
- Can be installed as drop-in or undermount to fit different countertop styles
- Modern 31" single-bowl design
- Spacious layout ideal for large cookware and everyday heavy kitchen use
- Black Onyx premium finish
- Sleek, deep black tone that creates a bold and modern kitchen focal point
- Highly resistant surface
- Built to withstand scratches, stains, impact, and thermal shock
- Non-porous hygienic material
- Smooth surface helps prevent bacteria buildup and makes cleaning easier
- Deep basin for practical use
- Designed to handle oversized pots, pans, and messy prep tasks
- Sound-reducing structure
- Naturally absorbs noise for a quieter dishwashing experience
- Easy water drainage design
- Gently sloped base helps reduce standing water and improve flow
- Installation-ready kit included
- Comes with drain assembly, mounting hardware, and cutout template for easier setup
Q&A
Q: What material is this sink made from?
A: Itβs made from durable quartz composite (granite + resin blend), designed to mimic natural stone while offering high strength and easy maintenance.
Q: Can it be installed both ways?
A: Yes. It has a dual-mount design, allowing installation as either a drop-in (top mount) or undermount sink for flexible kitchen setups.
Q: How durable is the granite composite surface?
A: It is highly resistant to scratches, impact, heat, and stains, and is color-stable to prevent fading over time.
Q: Is this sink easy to clean?
A: Yes. The non-porous smooth surface resists food buildup and wipes clean easily with household cleaners.
Q: Does it reduce noise while washing dishes?
A: Yes. The dense granite composite material naturally absorbs sound, reducing clatter and vibration.
Q: What cabinet size is required?
A: A minimum 33-inch base cabinet is recommended for proper installation.
Q: What is included with the sink?
A: It typically includes a drain assembly, mounting hardware, installation template, and a cleaning towel.
Q: Does it work with garbage disposals?
A: Yes. It is compatible with standard garbage disposal systems.
Q: What kitchen style does it match best?
A: It suits modern, transitional, and farmhouse kitchens thanks to its clean lines and matte Black Onyx stone look.
Maintenance Tips
- Rinse sink after each use to prevent food and residue buildup
- Wipe daily with a soft sponge or microfiber cloth
- Dry after use to avoid water spots, haze, and mineral deposits
- Clean regularly with mild dish soap and warm water only
- Use non-abrasive cleaners suitable for granite composite surfaces
- Avoid bleach, ammonia, acids, and harsh chemical cleaners
- Do not use steel wool, scouring pads, or abrasive brushes
- Remove stains early to prevent long-term discoloration or buildup
- Rinse immediately after contact with coffee, wine, oil, or acidic foods
- Avoid leaving standing water or wet sponges in the sink for long periods
- Clean drain area regularly to maintain smooth water flow
- Dry thoroughly to preserve the deep Black Onyx finish and prevent dulling
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