Undermount Bathroom Sinks

Enhance your bathroom with Allora USA's sleek, durable undermount bathroom sinks. Crafted from high-quality porcelain, our sinks are designed for a streamlined look and easy maintenance. Available in oval and rectangular shapes, with a wide range of color options, these sinks are perfect for both residential and multifamily projects. We also offer ADA-compliant undermount sinks for accessible, stylish solutions. Whether for luxury bathrooms or commercial spaces, these sinks provide a modern aesthetic and long-lasting performance. Shop now to find the ideal undermount sink for your bathroom renovation or new construction project! Call our Kitchen & Bath Experts at 571-291-3484 for help selecting the perfect Undermount Bathroom Sink for your project.

WHOLESALE PRICING AVAILABLE: For large orders, click “Add to Quote” on the product's detail page and submit the form, or call 571-291-3484 for custom pricing.

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20" Shallow White Porcelain Undermount ADA Rectangular Bathroom Sink, ADA-VCS-1218-R 20" Shallow White Porcelain Undermount ADA Rectangular Bathroom Sink, ADA-VCS-1218-R
ADA-VCS-1218-R/S 20" Shallow White Porcelain Undermount ADA Rectangular Bathroom Sink, ADA-VCS-1218-R

  • Size: 20" x 14-1/4" x 5"

downloadSpecification Sheet (PDF)
$89.00
Sold out
17-3/4" Shallow White Porcelain Undermount ADA Rectangular Bathroom Sink, ADA-VCS-1116-R 17-3/4" Shallow White Porcelain Undermount ADA Rectangular Bathroom Sink, ADA-VCS-1116-R
ADA-VCS-1116-R/S 17-3/4" Shallow White Porcelain Undermount ADA Rectangular Bathroom Sink, ADA-VCS-1116-R

  • Size: 17-3/4" x 12-3/4" x 4-1/2″

downloadSpecification Sheet (PDF)
$79.00
20-1/2" Shallow White Porcelain Undermount ADA Rectangular Bathroom Sink, ADA-VCS-1318-R 20-1/2" Shallow White Porcelain Undermount ADA Rectangular Bathroom Sink, ADA-VCS-1318-R
ADA-VCS-1318-R/S 20-1/2" Shallow White Porcelain Undermount ADA Rectangular Bathroom Sink, ADA-VCS-1318-R

  • Size: 20-1/2" x 15-1/4" x 5-3/8"

downloadSpecification Sheet (PDF)
$84.00
16 x 16" Square Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1414-R 16 x 16" Square Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1414-R
VCS-1414-R/S 16 x 16" Square Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1414-R

  • Size: 16″ x 16″ x 7-1/4"

downloadSpecification Sheet (PDF)
$159.00
20-5/8" White Rectangular Vitreous China Undermount Bathroom Sink with Overflow Drain, VCS-1218-N-R 20-5/8" White Rectangular Vitreous China Undermount Bathroom Sink with Overflow Drain, VCS-1218-N-R
VCS-1218-N-R/S 20-5/8" White Rectangular Vitreous China Undermount Bathroom Sink with Overflow Drain, VCS-1218-N-R

  • Size: 20-5/8" x 14-3/8" x 7-1/2"

downloadSpecification Sheet (PDF)
$74.00
19-1/4" Oval Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1417-O 19-1/4" Oval Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1417-O
VCS-1417-O/S 19-1/4" Oval Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1417-O

  • Size: 19-1/4" x 15-7/8" x 8-1/4"

downloadSpecification Sheet (PDF)
$89.00
18-1/8" Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1216-R 18-1/8" Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1216-R
VCS-1216-R/S 18-1/8" Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1216-R

  • Size: 18-1/8" x 14-1/4" x 7-1/4"

downloadSpecification Sheet (PDF)
$89.00
18-1/2" Oval Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1316-O 18-1/2" Oval Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1316-O
VCS-1316-O/S 18-1/2" Oval Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1316-O

  • Size: 18-1/4" x 15-1/4" x 7-1/2"

downloadSpecification Sheet (PDF)
$74.00
17-1/8" Oval Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1215-O 17-1/8" Oval Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1215-O
VCS-1215-O/S 17-1/8" Oval Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1215-O

  • Size: 17-1/8" x 14-1/8" x 7-5/8"

downloadSpecification Sheet (PDF)
$64.00
18-1/4" Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1116-R 18-1/4" Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1116-R
VCS-1116-R/S 18-1/4" Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1116-R

  • Size: 18-1/4" x 13" x 7-1/2"

downloadSpecification Sheet (PDF)
$84.00
Sold out
15" Oval Porcelain Undermount Bathroom Sink with Overlow Drain in White, VCS-1013-O 15" Oval Porcelain Undermount Bathroom Sink with Overlow Drain in White, VCS-1013-O
VCS-1013-O/S 15" Oval Porcelain Undermount Bathroom Sink with Overlow Drain in White, VCS-1013-O

  • Size: 15" x 12-1/4" x 7-1/4"

downloadSpecification Sheet (PDF)
$79.00
19-1/2" ADA-Depth White Oval Porcelain Undermount Bathroom Sink, ADA-VCS-1417-O 19-1/2" ADA-Depth White Oval Porcelain Undermount Bathroom Sink, ADA-VCS-1417-O
ADA-VCS-1417-O/S 19-1/2" ADA-Depth White Oval Porcelain Undermount Bathroom Sink, ADA-VCS-1417-O

  • Size: 19-1/2" x 16" x 5-1/2"

downloadSpecification Sheet (PDF)
$69.00
23-3/4" Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1421-R 23-3/4" Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1421-R
VCS-1421-R/S 23-3/4" Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1421-R

  • Size: 23-3/4" x 16-1/2" x 8"

downloadSpecification Sheet (PDF)
$174.00
20-1/2" Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1318-R 20-1/2" Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1318-R
VCS-1318-R/S 20-1/2" Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1318-R

  • Size: 20-1/2" x 15-1/4" x 7-1/2"

downloadSpecification Sheet (PDF)
$89.00
20 x 16" Rectangular Porcelain Undermount Bathroom Sink with Overflow in White, VCS-1317-R 20 x 16" Rectangular Porcelain Undermount Bathroom Sink with Overflow in White, VCS-1317-R
VCS-1317-R/S 20 x 16" Rectangular Porcelain Undermount Bathroom Sink with Overflow in White, VCS-1317-R

  • Size: 19-7/8" x 15-7/8" x 7-3/8"

downloadSpecification Sheet (PDF)
$99.00
20 x 16" Black Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain, VCS-1317-BL 20 x 16" Black Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain, VCS-1317-BL
VCS-1317-BL/S 20 x 16" Black Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain, VCS-1317-BL

  • Size: 19-7/8″ x 15-7/8″ x 7-3/8″

downloadSpecification Sheet (PDF)
$15.99 $40.00
Sold out
20-5/8" Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1218-R 20-5/8" Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1218-R
VCS-1218-R 20-5/8" Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1218-R

  • Size: 20-5/8" x 14-3/4" x 8-1/4"

downloadSpecification Sheet (PDF)
$79.00
Preorder
21" Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1118-R 21" Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1118-R
VCS-1118-R/S 21" Rectangular Porcelain Undermount Bathroom Sink with Overflow Drain in White, VCS-1118-R

  • Size: 20-5/8" x 13-3/4" x 7-1/8"

downloadSpecification Sheet (PDF)
$11.99 $74.00

Design Files and Resources for Professionals

TECHNICAL SPECIFICATIONS

At Allora USA, we provide a variety of 3D design files and resources tailored to streamline your specification journey. Our tools are designed to ensure that professionals like architects, designers, contractors, and engineers have everything they need to smoothly integrate Allora USA products into their projects.

Explore Technical Resources

FREQUENTLY ASKED QUESTIONS

Undermount bathroom sinks provide a sleek, modern look that seamlessly integrates into your bathroom countertop. Unlike traditional drop-in sinks, they offer a cleaner, more minimalist aesthetic and are easier to clean, as there are no edges or rims to catch dirt. Perfect for luxury bathrooms, multifamily housing projects, and commercial spaces, these sinks also add durability and long-lasting performance.

Yes, Allora USA offers ADA-compliant undermount bathroom sinks, designed to meet the Americans with Disabilities Act guidelines. These sinks are ideal for wheelchair accessibility and ensure easy access and comfort for individuals with limited mobility. Perfect for multifamily housing, senior living spaces, and commercial properties, they combine functionality with modern design.

Allora USA's undermount bathroom sinks are crafted from high-quality porcelain, offering both durability and style. Porcelain is a popular choice for bathroom sinks due to its smooth surface, stain resistance, and easy maintenance. These sinks are designed to withstand the wear and tear of daily use, making them perfect for luxury bathrooms, multifamily housing, and residential projects.

Installing an undermount bathroom sink requires professional installation to ensure proper sealing and alignment under the countertop. The sink is mounted beneath the counter, creating a seamless look with no visible edges. Professional installers ensure that your porcelain undermount sink is securely fitted and performs at its best in both residential and commercial applications.

WHAT OUR CUSTOMERS ARE RAVING ABOUT

Allora's stock has never been an issue for over 6 years, even during the pandemic. The quality of the sinks has been really good. The buying process is smooth, and their team provides expert advice throughout. Exceptional service all around!

Gabe T.

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