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    Sinks
    1. Home
    2. Kitchen & Bath Cabinet Accessories
    3. Sinks and Accessories
    4. Sinks
    Item # KAQU690-CN • Mfr # QU-690-CN

    Karran 16-5/8"W x 16-5/8"D Quartz Concrete Single Bowl Undermount Sink - QU-690-CN

    • Technical data, QU-690-CN
      Technical data, QU-690-CN

    Description

    Karran Quartz Undermount Sink For Bar And Prep

    Karran quartz undermount sink describes a compact, single bowl bar and prep sink built from quartz in a concrete color for tight kitchen, bar, or island layouts. The external bowl dimensions of 16-5/8 inches by 16-5/8 inches define a square footprint that fits smaller counter sections while still offering usable workspace. Internal bowl dimensions of 14 inches by 14 inches by 8-1/4 inches create a deep basin that handles typical bar tasks such as rinsing glasses or prepping garnishes without excessive splashing. The sink bowl surface has a matte finish, which reduces reflective glare under task lighting and provides a consistent, modern look against stone or solid surface countertops. As a single bowl undermount sink, it presents a clean edge at the countertop cutout, supporting easy wipe-down from counter into bowl in daily use.

    Quartz Sink Details That Support Daily Use

    • The 16-5/8 inch by 16-5/8 inch external bowl dimensions define a compact, square layout that integrates into bar runs or prep stations where counter space is limited yet a functional sink is still required.
    • The 14 inch by 14 inch by 8-1/4 inch internal bowl dimensions provide a reasonably deep working cavity that helps contain water and rinsing tasks, which assists in keeping adjacent countertop areas drier.
    • The sink bowl surface has a matte finish, which moderates light reflection under bar or kitchen lighting and offers a visual texture that pairs well with many countertop finishes.
    • The sink is guaranteed not to stain, so normal bar or kitchen use with common liquids can be managed without ongoing discoloration that would otherwise impact appearance.
    • The sink is guaranteed not to crack from thermal shock and withstands temperatures of up to 530 degrees F, which allows contact with hot pots or pans without damage during regular kitchen workflows.

    Undermount Quartz Sink Fit And Cutout Planning

    The external bowl dimensions of 16-5/8 inches by 16-5/8 inches give installers a clear reference when planning cutouts in stone, solid surface, or other countertop materials for this Karran quartz undermount sink. Internal bowl dimensions of 14 inches by 14 inches by 8-1/4 inches help tradespeople evaluate depth relative to cabinet interior space and drain routing. All external dimensions are approximate to 1/4 inch, so layouts can factor a small tolerance when aligning the sink opening with surrounding cabinetry, backsplashes, or adjacent fixtures. As an undermount sink, the square form and defined measurements support consistent repeat installations across multiple units in the same project.

    Quartz Bar And Prep Sink Performance On The Job

    Where This Karran QU-690-CN Sink Works Best

    The Karran 16-5/8 inch by 16-5/8 inch quartz single bowl undermount sink suits bar stations, secondary prep zones, or compact kitchens that benefit from a smaller sink footprint. Its internal 14 inch by 14 inch by 8-1/4 inch bowl supports typical rinsing, light washing, and prep tasks without dominating the countertop, which is useful in island or peninsula layouts. The matte finish quartz bowl surface presents a subdued, concrete-style appearance that coordinates with contemporary cabinet and countertop materials in residential or light commercial spaces. As part of Karran quartz sinks, this model aligns visually with other quartz fixtures on the same project, which helps maintain a consistent design language across multiple wet areas.

    Why This Quartz Single Bowl Design Supports Workflow

    The guarantee that the sink will not stain means the quartz material is designed to resist common discoloration during ongoing kitchen or bar use, so installers can specify it for high-visibility locations where appearance must remain stable over time. The guarantee that it will not crack from thermal shock and its ability to withstand temperatures of up to 530 degrees F allow it to handle sudden changes from hot cookware or heated liquids, which reduces risk during real-world usage cycles. The 8-1/4 inch internal depth gives adequate room for typical barware or prep tools while still allowing comfortable reach to the bottom of the bowl, aiding daily cleaning routines. All external dimensions being approximate to 1/4 inch helps fabrication shops and installers factor realistic tolerances around cutouts, seams, and adjacent components, supporting smoother field fitting.

    Common Questions About This Karran Quartz Sink

    What are the overall dimensions of the Karran QU-690-CN sink?

    The Karran QU-690-CN sink has external bowl dimensions of 16-5/8 inches by 16-5/8 inches, which defines the space it occupies in the countertop layout.

    How large is the usable bowl area inside this quartz sink?

    The sink offers internal bowl dimensions of 14 inches by 14 inches by 8-1/4 inches, providing a deep, square working area for typical bar or prep tasks.

    What type of finish does the Karran quartz bar prep sink have?

    The Karran quartz bar prep sink has a matte finish bowl surface, which delivers a subdued visual appearance suitable for modern kitchen and bar settings.

    How does this quartz sink handle hot pots or high temperatures?

    The quartz sink is guaranteed not to crack from thermal shock and withstands temperatures of up to 530 degrees F, supporting contact with hot cookware in normal use.

    Is this Karran undermount sink resistant to staining in daily use?

    The Karran undermount sink is guaranteed not to stain, so common kitchen and bar liquids can be used without permanent discoloration affecting its appearance.

    How precise are the listed measurements for fabrication and layout?

    All external dimensions are approximate to 1/4 inch, which provides fabricators and installers a practical tolerance when planning cutouts and surrounding components.

    Selecting This Quartz Sink For Bar And Prep Work

    The Karran 16-5/8 inch by 16-5/8 inch quartz single bowl undermount sink offers a compact, square footprint with a 14 inch by 14 inch by 8-1/4 inch internal bowl that supports real bar and prep tasks. Its matte finish quartz surface, resistance to staining, and guarantee against cracking from thermal shock up to 530 degrees F all contribute to steady appearance and function over long-term use. For projects that call for a concrete-color quartz bar or prep sink with defined undermount dimensions, this Karran QU-690-CN model provides a clearly specified option for straightforward layout and installation.

    Catalog
    X-30
    Color/Finish
    Concrete
    Product Type
    Undermount Sink
    Overall Sink Length (Side to Side)
    16-5/8 in
    Overall Sink Width (Front to Back)
    16-5/8 in
    Minimum Cabinet Width Required
    21 in
    Inside Bowl Depth
    8-1/4 in
    Inside Bowl Length
    14 in
    Inside Bowl Width
    14 in
    Installation Method
    Undermount
    Designed for Installation Into
    Quartz, Solid Surface, Granite
    Drain Opening Diameter
    3-1/2 in
    Bowl Configuration
    Single
    ADA Compliant
    No
    Certifications
    cUPC certified, IAPMO certified
    Material Type
    Quartz
    Supplier Pack Size
    1
    Sold In
    1
    Catalog
    X-30
    Color/Finish
    Concrete
    Product Type
    Undermount Sink
    Overall Sink Length (Side to Side)
    16-5/8 in
    Overall Sink Width (Front to Back)
    16-5/8 in
    Minimum Cabinet Width Required
    21 in
    Inside Bowl Depth
    8-1/4 in
    Inside Bowl Length
    14 in
    Inside Bowl Width
    14 in
    Installation Method
    Undermount
    Designed for Installation Into
    Quartz, Solid Surface, Granite
    Drain Opening Diameter
    3-1/2 in
    Bowl Configuration
    Single
    ADA Compliant
    No
    Certifications
    cUPC certified, IAPMO certified
    Material Type
    Quartz
    Supplier Pack Size
    1
    Sold In
    1
    BlackWhiteConcreteBrownGrayBisque
    Karran
    $295.81/Each
    Karran 16-5/8"W x 16-5/8"D Quartz Concrete Single Bowl Undermount Sink - QU-690-CN
    Item# KAQU690-CN / MFR Part # QU-690-CN
    Each
    Each
    In Stock

    Sold In: 1 Each

    Each

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