Oval Undermount Cultured Marble Vanity Top
Oval Series — Oval Bowl — 18" Depth
Oval Undermount Cultured Marble Vanity Top — Features & Specs
The Oval Undermount by ARSTAR is a cultured marble under-counter bowl that mounts below the countertop for a seamless, rimless look. 15" x 18" with a slim 0.7" profile and 5 9/16" deep oval basin. Pairs with any countertop material. CSA B45.5 certified. 44+ colors available.
Also known as an undermount bathroom sink, under-counter lavatory bowl, or rimless vanity basin.
Technical Specifications
| Material | Cultured Marble or Granite |
| Top Thickness | 0.7" |
| Drip Edge | No |
| Faucet Accommodation | N/A |
| Bowl Shape | Oval |
| Bowl Depth | 5 9/16" |
| Includes Overflow | No |
| Depth (Sink to Bottom) | 7 1/2" |
| Overall Depth | 18" |
| Backsplash | Not included |
| Pre-Drilled Holes | N/A |
| Finish | Matte or Gloss |
Single Center Sizes
Available in 51+ Colors
The Oval Undermount is available in all ARSTAR colors and finishes.
Contact us for samples or custom color matching.
Frequently Asked Questions
What sizes is the Oval Undermount available in?
The Oval Undermount is available in single center sizes: 15" x 18". Custom sizes available on request.
What colors does the Oval Undermount come in?
The Oval Undermount is available in 44+ colors including marble looks (Carrara, Calacatta), granite patterns, solid whites, and specialty finishes like Glass Effect. Available in matte or gloss finish.
Is the Oval Undermount certified?
Yes. The Oval Undermount is CSA B45.5 / IAPMO Z124 certified and manufactured by ARSTAR Inc. in Laredo, Texas. ARSTAR is ISO 9001:2015 certified.
How do I clean and maintain the Oval Undermount?
Cultured marble is non-porous and requires no sealing. Clean with mild soap and water or a non-abrasive bathroom cleaner. Avoid harsh chemicals and abrasive pads. The gel coat surface resists stains, mold, and mildew.
Get the Oval Undermount for Your Next Project
Custom sizing, bulk pricing, and color samples available. 44+ colors, shipped FOB Laredo TX. Our team responds within 24 hours.