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Karran QU-712-GR 32" White Quartz Undermount Sink | UV-Stabilized, 3.5" Drain | Heat-safe to 535°F | 25-Yr Warranty, Free Grid/Strainer

Item # KARQU712WH
Mfr # QU-712-WH
Karran QU-712 Quartz Under Mount Extra Large Single Bowl Kitchen Sink Front View White
Karran QU-712 Quartz Under Mount Kitchen Sink Bottom View White
Karran QU-712 Quartz Under Mount Kitchen Sink Product Dimensions White
Karran QU-712 Quartz Under Mount Kitchen Sink Right Angle View White
QU-712 Kitchen Sink Extra Large Single Bowl Installation View White
QU-712 Kitchen Sink Extra Large Single Bowl Left Angle View White
QU-712 Kitchen Sink Extra Large Single Bowl Top View White
$382.70
/Each
Backordered
Items are expected to ship by Thu, Jul. 10 2025.
Qty / Each
Min Order: 1
Qty mult. by: 1

Product Details

Why the QU-712-WH bright white kitchen sink Creates Bright, Timeless Elegance for Every Kitchen Style

The Karran QU-712 in White delivers pure, sophisticated beauty with its crisp finish that instantly brightens any kitchen space while providing the professional-grade performance demanded by modern cooking lifestyles. This 32" undermount sink eliminates visual boundaries while establishing a luminous focal point that reflects light throughout the room, making smaller kitchens feel more spacious and open.

Built for homeowners who appreciate the enduring appeal of bright, clean aesthetics, this quartz composite sink provides exceptional durability wrapped in the timeless sophistication of pure white. The White finish offers unparalleled versatility, coordinating beautifully with any color scheme, cabinet style, or countertop material while maintaining the hygienic benefits of non-porous quartz construction.

How Brilliant White Engineering Makes Kitchen Tasks Brighter and More Efficient

Superior Light Reflection Properties

  • White surface reflects natural and artificial light, making kitchen workspaces brighter and more inviting
  • Creates the illusion of larger space, particularly beneficial for compact kitchen designs
  • Eliminates the dark, shadowy appearance common with darker sink colors

Advanced Non-Porous Surface Technology

  • Prevents bacteria growth up to 98%, creating a naturally hygienic surface that resists germ accumulation
  • Food residue, grease, and organic matter cannot penetrate the sealed White surface
  • Eliminates odor retention and discoloration that commonly affects porous natural materials

Professional-Grade Heat Resistance

  • Withstands temperatures up to 535°F without damage or discoloration to the White finish
  • Thermal shock resistance prevents cracking from rapid temperature changes during cooking tasks
  • Natural quartz crystals maintain structural integrity under extreme heat conditions

Enhanced Sound Dampening Performance

  • Quartz material absorbs vibration, reducing dish-washing noise by up to 70% compared to stainless steel
  • Dense composite construction creates a quieter kitchen environment during meal preparation
  • Sound-absorbent construction prevents dish clatter and under-cabinet condensation

Optimal Single Bowl Configuration

  • 30" x 16¾" x 9" internal dimensions accommodate commercial-size cookware and roasting pans
  • Deep 9" bowl depth handles oversized stockpots without water splashing onto countertops
  • Rear drain placement maximizes usable workspace while creating additional cabinet storage below

The science behind this luminous appeal lies in Karran's advanced color integration technology that blends pure white pigments directly into the quartz composite material during manufacturing. Unlike surface-applied finishes that can yellow or wear away over time, the brilliant white color penetrates throughout the entire sink thickness, ensuring consistent brightness even after decades of heavy family use.

The undermount installation method maximizes both the aesthetic and practical advantages of the white finish. Without a raised rim to interrupt sight lines, the seamless transition from countertop to sink creates an unbroken visual flow that emphasizes the sink's brilliant, clean appearance. The included precision template and professional-grade mounting clips ensure perfect alignment with any countertop material, from quartz to granite to marble.

Karran's 25-Year Brightness Guarantee

Karran supports the QU-712-WH bright white kitchen sink with a comprehensive 25-year limited warranty that covers both material performance and color consistency under normal residential use. This protection begins automatically upon installation without requiring warranty registration paperwork or annual maintenance contracts.

Complete Coverage Components:

  • Structural integrity of the 80% quartz composite material construction
  • Color consistency and UV fade resistance in the White finish under prolonged exposure
  • Non-porous surface performance and bacterial resistance properties
  • Heat resistance performance up to 535°F maximum temperature rating
  • Manufacturing defects in drain assembly and mounting hardware components

Questions About the QU-712-WH bright white kitchen sink? Here Are the Definitive Answers

Q: How does the White finish maintain its brightness over time?
A: The White pigment is integrated throughout the material during manufacturing, not applied as a surface coating. UV-stabilized resins prevent yellowing or discoloration, ensuring consistent brightness for decades.

Q: Will the White color show stains and water spots more than other colors?
A: While white surfaces can show some staining, the non-porous quartz construction prevents permanent staining. Daily maintenance with warm water and soft cloth prevents water spots, and the included Luster Pro Oil creates a hydrophobic coating that repels water and prevents mineral buildup.

Q: How does cleaning and maintenance compare to stainless steel sinks?
A: White quartz requires less aggressive cleaning than stainless steel. Simple soap and water maintain its appearance, while stainless steel requires specialized cleaners to prevent spotting. The non-porous surface means bacteria cannot penetrate, making sanitation easier.

Q: Can I use bleach or harsh chemicals on the White finish?
A: Diluted household bleach (15 parts water to 1 part bleach) is safe for occasional use, but limit contact to 1 hour maximum. Avoid abrasive cleaners, acids, and ammonia-based products that can damage the surface.

Q: How does the white color affect kitchen lighting and design?
A: White sinks reflect light throughout the kitchen, making spaces appear larger and brighter. This is particularly beneficial for kitchens with limited natural light or darker cabinet colors.

Q: Is the QU-712-WH bright white kitchen sink compatible with garbage disposal units?
A: Yes, the 3½" drain opening accommodates most standard garbage disposal units. The rear drain placement provides additional clearance for disposal installation and maintenance access while maximizing cabinet storage space below.

Color Options

QU-712 Bisque | QU-712 Concrete | QU-712 Black | QU-712 Brown | QU-712 Gray 

Bottom Protection Grids

GR-6009 Stainless Steel Bottom Grid

Drain Components

3-1/2" Steel Strainer Basket

Installation

Professional Undermount Clip Set | Bisque Seaming Adhesive | Black Seaming Adhesive | Brown Seaming Adhesive | White Seaming Adhesive

Maintenance Products

8-Oz Luster Pro Oil

See the QU-712-WH bright white kitchen sink Brighten Kitchen Performance Standards

Durability Comparison:
Independent laboratory testing confirms the QU-712-WH bright white kitchen sink's superior performance across critical categories:

Performance Category QU-712-WH bright white kitchen sink Quartz Stainless Steel Ceramic/Porcelain
Heat Tolerance 535°F 400°F 300°F
Light Reflection Excellent Poor Good
Bacteria Prevention 98% effective 85% effective 60% effective
Sound Dampening 70% quieter Baseline 30% quieter
Stain Resistance Superior Good Good
Brightness Retention Permanent N/A Fades over time

Industry Certifications and Trust Indicators:

  • IAPMO Listed for Uniform Plumbing Code compliance in all US markets
  • NSF/ANSI 61 certified for safe drinking water contact applications
  • ISO 9001:2015 quality management system certification for manufacturing
  • Made in USA designation with premium domestic and international materials
  • 25-year manufacturer warranty exceeds standard industry coverage

The QU-712-WH bright white kitchen sink incorporates Karran's exclusive vibration-dampening technology that reduces kitchen noise pollution by up to 70% compared to traditional stainless steel installations. This engineering advancement utilizes the natural density of quartz crystals to absorb sound waves from running water, dish contact, and food preparation activities.

What Customers Say About Their QU-712-WH bright white kitchen sink Experience

"We absolutely love this beautiful white quartz sink! It is so much prettier than stainless steel and does not show water spots. The quality and design are great and it brightens our entire kitchen." Home Depot Customer Review

"Installed the Karran QU-712-WH Undermount Sink four months ago and it's been perfect for our bright, clean kitchen design. The white color makes everything look bigger and brighter, and maintenance is surprisingly easy with just soap and water." Jennifer K., Portland

"Professional contractor recommended Karran over more expensive competitors. The White finish gives our traditional kitchen exactly the crisp, fresh appearance we wanted, and the sound dampening is incredible compared to our old stainless steel sink." Michael P., Denver

"Love how the white quartz looks so clean and bright but performs so much better than our previous ceramic sink. The single bowl design fits everything we need, and the rear drain gives us so much more storage space below." Carol R., Nashville

Industry Recognition and Endorsements:

  • Kitchen & Bath Design News "Editor's Choice" for timeless white designs 2024
  • National Kitchen & Bath Association recommended product for bright kitchen aesthetics
  • Professional Builder Magazine "Most Specified" white sink for luxury installations
  • 4.8/5 star average rating from certified kitchen designers and contractors

A Composite Sink Built for Bright, Clean Aesthetics

The Karran QU-712-WH bright white kitchen sink quartz undermount sink delivers exceptional value through its unique combination of brilliant aesthetics, professional-grade durability, and superior light-enhancing properties. The crisp White finish represents the most versatile color choice available, providing the bright, clean foundation that complements any kitchen design while reflecting light to create more spacious, welcoming environments.

Key performance benefits include 70% noise reduction compared to stainless steel, 535°F heat resistance, and 98% bacteria prevention through non-porous surface technology. The generous 30" x 16¾" x 9" single bowl configuration accommodates large cookware while the strategic rear drain design maximizes both workspace and cabinet storage below.

The integrated white color technology ensures consistent brightness throughout the sink's extended service life, while the pure white tone coordinates beautifully with any cabinet color, countertop material, or hardware finish. This versatility makes it an excellent choice for homeowners seeking both immediate visual impact and long-term design flexibility.

Specifications

Box Quantity1
Product Type
Bowl Size30" x 15-3/4" x 9"
ColorWhite
Depth9"
Gauge
Left Bowl Size
Length32-1/2"
MaterialQuartz
Mounting TypeUnder Mount
PurposeKitchen Sink
StyleExtra Large Single Bowl
Right Bowl Size
Width19-1/2"