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Karran Q-350-WH White 32" Quartz Undermount Double Equal Bowl Sink | 535°F Heat Safe

Item # KARQ350WH
Mfr # Q-350-WH
Karran Q-350 Quartz Under Mount Double Equal Bowl Kitchen Sink close-up
Karran Q-350 Quartz Under Mount Double Equal Bowl Kitchen Sink in White
Q-350 Quartz Under Mount Double Equal Bowl Kitchen Sink dimensions
Qty /
Min Order: 1
Qty mult. by: 1

Product Details

Karran Q-350 White: 32-Inch Double Bowl White Sink

Homeowners and remodelers seeking a timeless, easy-to-maintain centerpiece for their kitchen choose the Karran Q-350-WH for its crisp white finish and superior performance. This 32-3/8" undermount sink is crafted from 80% natural quartz and high-performance resin, delivering a non-porous, stain-resistant surface that stays bright even in the busiest kitchens. Dual 14-1/8" × 16-1/2" × 8-1/2" bowls accommodate large cookware, while the seamless undermount design creates a clean, uninterrupted countertop line. The Q-350-WH is ideal for families, entertainers, and design professionals who demand both style and substance. Its pristine white color pairs effortlessly with any countertop and cabinetry, making it a versatile choice for both modern and classic spaces.

Why the Karran Q-350 White Double Bowl Sink Works Better

  • 535°F Heat Resistance – Withstands boiling water and hot pans straight from the stove, outperforming ceramic (300°F) and stainless steel (400°F) models .
  • Superior Scratch Resistance – 80% natural quartz blend resists utensil marks and daily wear better than ceramic or steel.
  • Stain Protection – White quartz repels coffee, wine, and food stains, maintaining a spotless look with minimal effort .
  • 98% Bacteria Prevention – Non-porous surface blocks bacterial growth, supporting a healthier kitchen environment .
  • 70% Noise Reduction – Dense composite construction absorbs sound, making cleanup quieter than with metal sinks .
  • Uniform Color Throughout – White pigmentation runs through the entire sink, so minor scuffs remain hidden and the finish never yellows.
  • Dual Equal Bowls – Both bowls offer identical space for multitasking, making meal prep and cleanup more efficient.
  • Seamless Undermount Fit – Installs flush beneath stone or laminate for a crumb-free edge and a premium, integrated look.
  • Low Maintenance Routine – Cleans easily with mild soap and water—no harsh chemicals or special polishes required.

32-Inch White Quartz Kitchen Sink Details

Feature Karran Q-350-WH Ceramic Sink Stainless Steel Sink
Heat Resistance 535°F 300°F 400°F
Quartz Content 80% 0% 0%
Bowl Depth 8.5" 7–8" 7–8"
Stain Resistance Superior Good Fair
Scratch Resistance Excellent Poor Good
Noise Reduction 70% quieter 30% quieter Baseline
Bacteria Prevention 98% 60% 85%
Color Consistency Through-body Surface only Surface only
 
 

Karran Heat Resistant White Sink: Daily Kitchen Tasks

The Karran Q-350-WH excels in kitchens where both style and hygiene matter. The non-porous white quartz surface resists staining from coffee, tomato sauce, and red wine—common pain points for families and entertainers. Its 535°F heat resistance means you can safely pour boiling water or place hot pans in the sink without fear of cracks or discoloration, a significant advantage over ceramic or steel alternatives . The dual 8.5" deep bowls easily accommodate oversized pots, baking sheets, and colanders, making meal prep and cleanup more efficient for households that cook and entertain frequently.

Unlike stainless steel, which shows every water spot and fingerprint, the Q-350-WH’s white finish stays bright between cleanings. The seamless undermount rim ensures crumbs and spills wipe directly from the counter into the sink, eliminating dirt traps and simplifying maintenance. For busy families and design-conscious homeowners, this sink provides the perfect blend of beauty, hygiene, and practicality.

Why Installers Recommend This 32-Inch White Undermount Sink

Designers and contractors recommend the Q-350-WH for its unmatched combination of durability, hygiene, and visual appeal. Compared to leading ceramic and stainless models, the Q-350-WH offers 80% quartz content for superior scratch resistance, a 535°F heat rating for peace of mind, and a non-porous surface that blocks 98% of bacteria . IAPMO and cUPC certifications ensure code compliance and professional-grade reliability. Its through-body color and fade-proof finish make it a lasting investment for any kitchen renovation.

Scratch Resistant White Quartz: Care and Warranty

Karran backs every Q-350 series sink with a lifetime residential warranty and a 10-year commercial warranty. Coverage includes defects in materials and workmanship, color fading, and structural integrity. Claims are handled through Karran’s online portal with proof of purchase and installation photos. Proper undermount installation using supplied clips and silicone is required for warranty activation. This warranty is transferable, adding value for future home sales.

Everything You Want to Know About This 32-Inch White Undermount Sink

Q: Can I install a garbage disposal?
A: Yes. The 3-1/2" drain opening fits all standard disposal units.

Q: Will the white finish stain or yellow over time?
A: No. The through-body quartz construction and UV-stable pigments prevent yellowing and permanent stains.

Q: What cleaning products are safe?
A: Use mild dish soap or a 50/50 water-vinegar mix. For tough stains, Bar Keepers Friend is safe and effective.

Q: Is the sink heavy?
A: At approximately 42 lbs, two adults can safely install it.

Q: Does it come with an installation template?
A: Yes, a full-size template and mounting hardware are included.

Q: Can this sink be top-mounted?
A: No, it is designed for undermount installation only.

Q: How do I maintain the bright white look?
A: Regular cleaning with soap and water is sufficient; avoid abrasive pads.

Q: Is the surface safe for food prep?
A: Yes, the non-porous quartz surface is food-safe and easy to sanitize.

Q: Does the warranty transfer to new homeowners?
A: Yes, the lifetime warranty is transferable.

Color Options

Black | Gray | Bisque | Brown | Concrete

Installation Accessories

Seaming Adhesives

Bisque | Black | Brown | White | Mixing Tips

Undermount Clips

Disc Clip | Protective Tape

Sink Care

Luster Pro Quartz Conditioner

Customer Experience with This Stain Resistant Quartz Sink

"The white finish is stunning and stays spotless even after spaghetti night. No stains, no yellowing—just bright and beautiful."
 
"We love how quiet this sink is. Even with a full load of dishes, the noise is minimal. The dual bowls make multitasking so much easier."
 
"Our installer was impressed by the included template and hardware. The undermount fit is flawless, and the white color works with every countertop."

The Q-350-WH is IAPMO and cUPC certified, meeting all major North American plumbing codes. Industry testing confirms its superior heat, stain, and scratch resistance compared to ceramic and steel alternatives .

Get Your Karran Q-350 White Double Bowl Sink

The Karran Q-350-WH delivers a rare blend of beauty, hygiene, and everyday practicality. Its 535°F heat resistance, 98% bacteria prevention, and lifetime warranty make it a smart investment for any kitchen upgrade. Choose the Q-350-WH for a sink that stays bright, clean, and functional for years to come.

Specifications

Box Quantity1
Product Type
Bowl Size
ColorWhite
Depth8-1/2"
Gauge
Left Bowl Size14-1/8" x 16-1/2" x 8-1/2"
Length32-3/8"
MaterialQuartz
Mounting TypeUnder Mount
PurposeKitchen Sink
StyleDouble Equal Bowl
Right Bowl Size14-1/8" x 16-1/2" x 8-1/2"
Width19"