Kraus 31 Inch Undermount Single Bowl Black Onyx Granite Kitchen Sink with Waste Guard Continuous Feed Garbage Disposal
Kraus 31 Inch Undermount Single Bowl Black Onyx Granite Kitchen Sink with Waste Guard Continuous Feed Garbage Disposal
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Kraus 31 Inch Undermount Single Bowl Black Onyx Granite Kitchen Sink with Waste Guard Continuous Feed Garbage Disposal

4.7 stars out of 121 reviews
(4.7)|
121 ratings

Key item features

  • Sink Dimensions: The sink measures 30 1/2 L x 17 W x 9 1/4 D, requiring a minimum 33-inch cabinet, and features an extra-deep basin with rounded corners.
  • Durable Construction: Crafted from 80% natural quartz and high-performance acrylic resin, this granite composite offers exceptional durability with a stone-like appearance.
  • Included Components: The kit provides a kitchen sink, basket strainer drain assembly, Kraus kitchen towel, and a 3/4 HP garbage disposal with connectors and power cord.
  • Powerful Disposal: The KRAUS WasteGuard garbage disposal boasts a 3800 RPM MagnaGrind motor for fast, reliable grinding of tough food scraps.
  • Easy Installation: The EZLock 2-step mounting assembly simplifies installation, locking into place easily without the need for plumber's putty for most sinks.
  • Continuous Feed: This continuous-feed disposal efficiently shreds large quantities of food waste, activated via a wall or air switch (sold separately).
  • Safety Features: A motor-saving shut-off system prevents damage from blockages, with a reset button for quick power restoration after debris removal.
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Current price is $429.95
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  • Free 30-day returns

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Columbus, 43215
Arrives between Mar 4 - Mar 7
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Sold and shipped by Blue Bath
4.545454545454546 stars out of 5, based on 11 seller reviews(4.5)
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Customer ratings & reviews

4.7 out of 5 stars
stars121 ratings121 reviews
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Reviews summary

Pros
  • : Features a high-end, elegant design.
  • : Has a surface that makes cleaning easy.
  • : Built to withstand normal wear and tear.
  • : Made with high-quality craftsmanship.
Neutral
  • : Can be efficient, but sometimes clogs occur.
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Showing 1-3 of 121 reviews

Oct 1, 2025
shopaholic1990_4863
5 out of 5 stars review

High Quality Double Sink

[This review was collected as part of a promotion.] Washing dishes is so much more enjoyable having this new double sink! It was a pretty simple installation. The parts for the sink were packaged and organized nicely, which made the installation process smooth and easy. I really love the design of the sink. I can tell that the quartz is made of high-quality material because it's heavy duty and has a beautiful, natural white color. What I especially like is how the quartz material seems to keep my sudsy water hot for a longer amount of time, compared to my previous stainless steel sink. The sinks reduce sound during cleaning, have a smooth surface, and are easy to clean as well. The sinks have so much depth, and it makes it easy to wash dishes without having to deal with a cluttered space. In addition, the stainless steel drains with a removable strainer are absolutely beneficial. The drains smell fresher, and they stay unclogged. Overall, I'm very satisfied with my new, wonderful double sink!

Review from influenster.com
Helpful?7DGD4SIAS2BS614189775
Sep 14, 2018
Char
5 out of 5 stars review

Seller Verified Purchase

Loving my new sink

Have had my beautiful new Krause Black Granite sink installed now for two week and love it! While, yes, it takes a little more attention to keeping it clean and dry after use, it hasn't made me regret my purchase. The sink is big and deep. Exactly what I need to handle our Sunday family dinner weekly. Only one negative so far. After the first week, I noticed a smell. Wiped it down with a disinfecting wipe and smell gone and hasn't returned since. Thank you for a beautiful product! P.S. love the towel you supplied. Comes in handy for those quick wipe downs.

Review from kraususa.com
Helpful?7DGD4SIAS2BS614189775
May 22, 2018
edao
5 out of 5 stars review

Seller Verified Purchase

Loving my sink & faucet

I love my kitchen sink and faucet from Kraus. Its a great sink at a great price. The sink can be undermounted or dropped in. It fit my 33" cabinet with about a quarter inch left on each side undermounted, my countertop guys were able to install it with no issue.

Review from kraususa.com
Helpful?7DGD4SIAS2BS614189775