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

Regular price $420.42

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Shipping calculated at checkout.

31-in Windsor Castle quartz vanity top with undermount sink

A durable engineered quartz vanity top in Windsor Castle finish, sized for 30-in cabinets. Includes a 4-in backsplash and a center undermount oval white sink with pre-sealed, stain-resistant surface.


Key Features:

  • Durable Quartz Surface: 3/4-in thick engineered quartz with pre-sealed protective coat for stain resistance
  • Complete Setup: Includes 4-in matching backsplash and undermount vitreous-china oval white sink with overflow
  • Fits Standard Cabinets: Designed for 30-in x 21-in vanity bases; actual top 31-in W x 22-in D
  • Widespread Faucet Ready: Pre-drilled for widespread mount; centered sink location
  • Made in USA: Fully fabricated in the USA with 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 (4-in)
Edge Profile Flat
Faucet Mount Type Widespread
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
CA Residents: Prop 65 Warning(s) No
UNSPSC 30162200
Country of Fabrication USA
Warranty 10-year limited

Frequently Asked Questions (FAQ):

Q: Does this vanity top require sealing?
A: No—it's pre-sealed for added durability and stain resistance.


Q: What cabinet size does it fit?
A: Fits a 30-in wide by 21-in deep vanity cabinet; actual top dimensions are 31-in W x 22-in D.


Q: Is a side splash included?
A: No—matching side splashes are sold separately (SSRQ22-3F right, SSLQ22-3F left).


Q: What sink type and material are included?
A: A center-mounted, undermount oval sink made of vitreous china with overflow is included.


Q: What faucet configuration is it drilled for?
A: Pre-drilled for a widespread faucet.


Warm, Textured Quartz Elegance for Everyday Rituals

The Windsor Castle quartz brings a rich, earthy palette with subtle movement that elevates a bath from ordinary to indulgent. I love the refined speckling that plays beautifully with brushed brass or matte black fixtures. Style it with a sculptural mirror and layered lighting to let the surface’s natural texture sing. This polished, practical piece is a cornerstone of luxe, livable design.


Upgrade your bath with this durable, ready-to-install quartz top—add to cart today and enjoy effortless elegance.

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