Transolid 31-in Windsor Castle Quartz Single Sink Bathroom Vanity Top with 4-in Backsplash and Undermount Oval Sink

Regular price $469.42

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31-in Windsor Castle Quartz Vanity Top with Sink

Engineered from 3/4-in thick Windsor Castle quartz, this 31-in vanity top delivers durable, stain-resistant performance with a pre-sealed protective coat. It includes a 4-in matching backsplash and a centered undermount oval vitreous-china sink for a ready-to-install upgrade.


Key Features:

  • Durable Quartz Surface: 3/4-in thick engineered quartz resists stains and wear; no sealing required
  • Complete Kit: Includes 4-in matching backsplash and white undermount oval sink with overflow
  • Easy Fit: Sized for 30-in x 21-in vanity cabinets; 4-in centerset faucet drilling
  • Refined Look: Beveled edge profile and Windsor Castle finish elevate bath aesthetics
  • Made in USA Assurance: Fully fabricated in the USA with a 10-year limited warranty

Specifications Table:

Specification Details
Color/Finish Family Brown
Manufacturer Color/Finish Windsor Castle
Sink Color White
Actual Depth (Inches) 22.25
Actual Width (Inches) 31
Common Depth (Inches) 22
Common Width (Inches) 31
Depth of Sink (Inches) 8
Popular Widths 30-in
Top Thickness 3/4-in
Weight (lbs.) 102
ADA Compliant No
Backsplash Included Yes
Edge Profile Bevel edge
Faucet Mount Type 4-in centerset
Material Quartz
Number of Sinks Single sink
Overflow Drain Included Yes
Side Splash Included No
Sink Included Yes
Sink Location Center
Sink Material Vitreous china
Sink Shape Oval
Sink Type Undermount
Compatible Cabinet Width (Inches) 30
Prop 65 Warning No
Country of Fabrication USA
Includes 4-in backsplash and undermount sink
Warranty 10-year limited warranty

Frequently Asked Questions (FAQ):

Q: What faucet type does this top support?
A: It is pre-drilled for a 4-in centerset faucet.


Q: Is the surface sealed or does it require maintenance?
A: The top has a pre-sealed protective coat for durability and stain resistance—no additional sealing is required.


Q: What size vanity cabinet will this fit?
A: It is designed to fit a 30-in wide by 21-in deep vanity cabinet.


Q: Are side splashes included?
A: No. Matching left and right side splashes are sold separately (models SSRQ22-3F and SSLQ22-3F).


Q: What is included in the box?
A: The quartz top, a 4-in backsplash, and a centered undermount white vitreous-china oval sink with overflow.


A Tailored Quartz Statement for the Bath

Windsor Castle quartz brings a nuanced, pebbled warmth that instantly refines the vanity area. The beveled edge and soft, earthy tonality play beautifully with brushed nickel hardware or matte black fixtures. Pair it with a rich walnut cabinet and textured linen walls for a collected, modern-classic moment. It’s a polished essential that anchors everyday rituals in quiet luxury.


Upgrade your bath with this durable, ready-to-install quartz vanity top and enjoy lasting style with minimal maintenance.

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