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27 x 18 in Granite Composite Rectangle Single Bowl Undermount Kitchen Sink, CSA Certified - PZQNT

In Stock
★★★★★ 4.5/5 (8)
Doug C. from Ottawa, ON reviewed this on Sep 11, 2026 and rated it ★★★★☆ 4.3/5
Oscar W. from Surrey, BC reviewed this on May 8, 2026 and rated it ★★★★★ 5/5
Arrives in 13–20 business days (USA)
  • Fits a base cabinet at least 30 in wide
  • In the box: 1 kitchen sink with drain strainer, installation instructions, cut-out template
  • Certified CSA
  • Warranty: 1-year manufacturer's defect warranty · details
  • Ships from Niagara Falls, New York
  • In business since 2008
  • ★★★★★ 4.5/5 from 75,193 customer reviews across our products

Overall Rating (8 reviews)
4.5/5
Design: 4.3 · Size: 4.6 · Color: 4.6 · Price: 4.5
★★★★☆ 4.3/5
Great purchase
Doug C. · Ottawa, ON · Sep 11, 2026 · 1:46 PM
Design 4 · Size 5 · Color 4 · Price 4
The template in the box made our fabricator's job simple. The faucet goes in the counter, so we mounted our faucet exactly where we wanted it. My only complaint: undermount needs a stone counter - we had to upgrade from laminate, so plan for that. Love it.
★★★★★ 5/5
Nice extras
Oscar W. · Surrey, BC · May 8, 2026 · 9:36 AM
Design 5 · Size 5 · Color 5 · Price 5
The drain strainer is included, which makes the price even better.
★★★★★ 5/5
Fair price
Liza S. · Charleston, SC · Mar 6, 2026 · 2:00 PM
Design 5 · Size 5 · Color 5 · Price 5
Fair price for what you get. Single bowl is the way to go - nothing in the way when washing big stuff. Exactly what we wanted.
★★★★★ 5/5 ✓ Verified Buyer
Clean look
Paul F. · Austin, TX · Feb 9, 2026 · 12:47 PM
Design 5 · Size 5 · Color 5 · Price 5
Clean modern lines suit our kitchen. For the price, I was pleasantly surprised. It came with the drain strainer - nice touch.
★★★★☆ 3.8/5 ✓ Verified Buyer
Miss the second bowl
Logan G. · Bloomington, IN · Dec 11, 2025 · 5:59 PM
Design 3 · Size 4 · Color 4 · Price 4
A year and a half in - it's fine overall. The grey is a nice neutral that goes with everything. 27 inches is the perfect width for our kitchen. 9.75 inches deep, so the stock pot fits without a fight and water stays in the sink. Good value for what you get. Sometimes I miss having a second bowl for rinsing - that's on me, but it matters day to day.
★★★☆☆ 3.3/5 ✓ Verified Buyer
Solid, one complaint
Heather B. · Macon, GA · Oct 18, 2025 · 8:58 PM
Design 2 · Size 3 · Color 4 · Price 4
Cheaper than the big box stores asked for a similar size sink. My only complaint: not the look we were going for - it didn't suit our kitchen. It took all of our 30 inch cabinet - tight fit, so measure carefully. Mostly happy.
★★★★★ 5/5 ✓ Verified Buyer
Easy install
Ana G. · Whitehorse, YT · Oct 11, 2025 · 8:33 PM
Design 5 · Size 5 · Color 5 · Price 5
The instructions were easy to follow. We measured carefully and the 27 inch width was just what our 30 inch cabinet needed. Deep enough at 9.75 inches that water stays where it belongs. The grey is a great neutral with our counters. Looks seamless under our stone countertop.
★★★★★ 4.8/5 ✓ Verified Buyer
Certified and solid
Giulia W. · Pittsburgh, PA · Sep 22, 2024 · 4:18 PM
Design 5 · Size 5 · Color 5 · Price 4
About a year in and still happy with it. CSA certified mattered to us - the inspector checked it without questions.

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This is a single-SKU product. The Granite design series brings together modern aesthetics and lasting quality in this kitchen sink. It features a rectangle shape. Designed for undermount installation, it fits seamlessly into your space. Constructed with granite composite for durability and long-lasting performance. It comes in Grey Granite Composite with a granite composite finish. Certified to CSA standards, so you can buy with confidence. Compatible with a deck mount faucet configuration. Quality control approved in North America. Each box on your order is physically opened and inspected to ensure only the highest quality product is shipped. We photograph every quality audit for every order — view them when you track your order on our website.

Features:

  • THIS PRODUCT INCLUDE(S): 1x kitchen sink in grey granite composite color with drain strainer.
  • Granite composite material.
  • Grey color.
  • 9.75 inches deep.
  • Outside 27 x 18 x 9.75.
  • Inside 25 x 16 x 9.25.
  • Minimum cabinet size 30 inches.
  • Part of the Granite series.
  • Features a rectangle shape with a modern style.
  • Designed for undermount installation.
  • DIY installation instructions are included in the box.
  • Compatible with a deck mount faucet; drilling location is on the deck mount.
  • Single bowl.
  • The undermount sink is available in grey.
  • Crafted from granite composite.
  • CSA certified — most city inspectors require certified products for final approval.
  • Available in grey granite composite with stainless steel hardware accents.
  • One piece body type.
  • The required sink cut-out template is included in the box.
  • It is highly recommended that you wait for the sink to physically arrive before proceeding with any cut-outs.
  • 27-in. width (left to right).
  • 18-in. depth (front to back).
  • 9.75-in. height (bottom to top).
  • All dimensions are nominal.
  • Typically ships within 10 days.
  • Quality control approved in North America.
  • Each box on your order is physically opened and inspected to ensure only the highest quality product is shipped.
  • We photograph every quality audit for every order — view them when you track your order on our website.
In Stock
★★★★★ 4.5/5 (8)
Doug C. from Ottawa, ON reviewed this on Sep 11, 2026 and rated it ★★★★☆ 4.3/5
Oscar W. from Surrey, BC reviewed this on May 8, 2026 and rated it ★★★★★ 5/5
Arrives in 13–20 business days (USA)
  • Fits a base cabinet at least 30 in wide
  • In the box: 1 kitchen sink with drain strainer, installation instructions, cut-out template
  • Certified CSA
  • Warranty: 1-year manufacturer's defect warranty · details
  • Ships from Niagara Falls, New York
  • In business since 2008
  • ★★★★★ 4.5/5 from 75,193 customer reviews across our products
Product IDPZQNT
Minimum CabinetFits a base cabinet at least 30 in wide
Product TypeKitchen Sink
ShapeRectangle
Install TypeUndermount
Faucet DrillingDeck Mount
Num Of Sinks1
Includes FaucetsNo
Includes DrainsYes
Undermount Sinks ColorGrey
Width Group20-in. - 29-in.
MaterialGranite Composite
CertificationCSA
ColorGrey Granite Composite
Questions & Answers 20
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Answered by the Warm Bath Tiles team. Fit, installation, what is in the box - ask anything.

Frequently asked about this product
Q
What size base cabinet do I need for this sink?
Frequently asked
A
Fits a base cabinet at least 30 in wide (inside measurement). The sink itself is 27 in wide, 18 in front to back and 9.75 in deep - these are outside (rim) measurements, the same ones in the product title.
Warm Bath Tiles team
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Q
Is this an undermount or a drop-in (top-mount) sink?
Frequently asked
A
This is an undermount sink, installed from below the countertop; the installation instructions are in the box.
Warm Bath Tiles team
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Q
How many bowls does it have?
Frequently asked
A
A single bowl - the whole inside is one basin, which is the easiest layout for large pans and roasting trays.
Warm Bath Tiles team
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Q
How many faucet holes does it have?
Frequently asked
A
None on the sink itself. As an undermount sink it has no deck, so the faucet mounts through the countertop behind it - drill the countertop for your faucet (1 hole for a single-handle faucet, more if it has a side spray or soap dispenser).
Warm Bath Tiles team
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Q
Does it come with the drain / basket strainer?
Frequently asked
A
Yes, the drain assembly (basket strainer) is included in the box.
Warm Bath Tiles team
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Q
Does a cut-out template come with it?
Frequently asked
A
Yes, the full-size cut-out template is in the box. Wait for the sink to arrive and check the template against the actual sink before cutting the countertop - the cut-out is the one thing that cannot be undone.
Warm Bath Tiles team
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Q
Does it work with a garbage disposal?
Frequently asked
A
Yes. It has the standard 3-1/2 in kitchen drain opening that household garbage disposals mount to; the disposal's own flange replaces the basket strainer on that bowl.
Warm Bath Tiles team
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Q
How deep is the sink?
Frequently asked
A
The sink stands 9.75 in tall overall (rim to the bottom, outside measurement); inside it measures 25 x 16 in and is 9.25 in deep. The usable depth once installed is the inside depth, plus the thickness of your countertop above the rim on an undermount. Check it against the drain and disposal you plan to use so the trap still fits in the cabinet.
Warm Bath Tiles team
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Q
What size is the countertop cut-out?
Frequently asked
A
Use the full-size template in the box - it is the exact cut line. For an undermount the opening follows the inside of the bowl (about 25 x 16 in), so the rim stays hidden under the counter; your fabricator chooses the reveal. Do not cut from the title dimensions.
Warm Bath Tiles team
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Q
Does it have an overflow?
Frequently asked
A
No. Kitchen sinks do not have an overflow opening (that is a bathroom-sink feature); use a faucet with a reasonable flow and the basket strainer to control the water level.
Warm Bath Tiles team
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Q
How do I clean it, and will it chip, stain or fade?
Frequently asked
A
Granite composite is a dense mix of natural stone and acrylic resin, so it resists scratches, chips, stains and the heat of everyday pots. The colour runs through the full thickness and is UV-stable, so it does not fade. Clean with warm soapy water and a soft cloth; a paste of baking soda lifts hard-water marks. Avoid abrasive powders, scouring pads and undiluted bleach.
Warm Bath Tiles team
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Q
Is it certified for use in Canada and the US?
Frequently asked
A
It is CSA certified, which is what Canadian plumbing inspectors look for at final inspection. For a permitted installation in the United States, check whether your inspector asks for the cUPC mark specifically before ordering.
Warm Bath Tiles team
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Q
Who makes this sink, and where is it made?
Frequently asked
A
It is our own house-brand sink, manufactured in China to our specification. We are the importer, not a reseller: every box is opened and inspected at our warehouse before it ships, and the quality-audit photos are available with your order.
Warm Bath Tiles team
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Q
How fast will it arrive, and is shipping free?
Frequently asked
A
Shipping is free to Canada and the mainland United States. In-stock orders leave our warehouse within 1 business day. Delivery takes 1-5 business days in Canada and 3-10 business days in the United States once it ships, by courier with tracking.
Warm Bath Tiles team
Q
Will I pay duties or customs on a cross-border order?
Frequently asked
A
No. We are the shipper of record, so any customs duties or import fees on a cross-border order are paid by us - nothing extra is charged at delivery.
Warm Bath Tiles team
Q
Is there a warranty?
Frequently asked
A
Yes - every product comes with a 1-year manufacturer's defect warranty, from the date it is delivered. If a manufacturing defect shows up, contact us with your order number and photos and we will send a part, replace the item or refund it. The full Warranty Policy is on our Legal page (Warranty Policy).
Warm Bath Tiles team
Q
Is it in stock right now?
Frequently asked
A
Yes - it is in stock at our warehouse and ships within 1 business day. The stock count on this page is live.
Warm Bath Tiles team
Q
Can I see the installation sheet or cut-out template before I order?
Frequently asked
A
Yes. Send us the product code through live chat or the Contact Us page and we will email the installation sheet and template drawing so you can check the fit before you buy.
Warm Bath Tiles team
Q
Can I return it if it does not fit or I change my mind?
Frequently asked
A
Yes, within 30 days of delivery, as long as it is new, uninstalled and in the original packaging. For a change of mind a 35% restocking fee applies and the buyer pays the return shipping. Damaged, defective, wrong or missing items are replaced or refunded with no fee and free return shipping - inspect the box at delivery and send us photos within 24 hours. Check the cut-out template against your cabinet and countertop before cutting; a sink that has been installed cannot be returned.
Warm Bath Tiles team
Q
Do you offer contractor or trade pricing?
Frequently asked
A
Yes. Contractors, builders, architects, designers and other trade professionals get NET pricing through a Trade Pro account. Sign in or apply on our Dealer Login page, or ask us through live chat.
Warm Bath Tiles team
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