1 8

Signature Hardware 453257 Boylan 20" Vitreous China Undermount Bathroom Sink

Signature Hardware 453257 Boylan 20" Vitreous China Undermount Bathroom Sink

$390.45
$390.45
Sale Sold out
  • 24/7 Customer Support
  • Risk-Free 30-Day Returns
  • Fast & Reliable U.S. Shipping

Contact Information

✉️support@UpgradeBath.com

📞 (+1) 310-731-1716

🕒 Mon – Fri: 09:00-17:00

30-Day Hassle-Free Returns

Not satisfied? Return your order within 30 days for a full refund or exchange — simple and easy.

✔ Easy return process

✔ Fast refunds

✔ No hidden conditions

Fast U.S. Shipping

We ship within the United States only — no international delays.

✔ Processing time: 1–2 business days

✔ Delivery time: 3–7 business days

✔ Real-time tracking available

👉 Track your order anytime from the header via Track Order

About This

  • Covered under Signature Hardware's 25 year limited
  • Constructed of vitreous china
  • Undermount installation - sink will install under the counter top
  • Drain outlet hole measures 1-1/2" making it compatible with most standard sized lavatory sink drains
  • There are no faucet holes on this sink; your faucet will mount directly to the countertop which makes this sink compatible with any faucet configuration

Overview

  • Brand : Signature Hardware
  • Color : White
  • Material : Porcelain
  • Size : 18 x 12.375 x 3.6875 inches
  • Product Dimensions : 14.75"D x 20.38"W x 5.31"H

Customers are saying

4.75 ★ (2322)
Verified
View full details

Smart Bathroom Upgrades for Modern American Homes

Free Shipping
Free Shipping on Orders Over $99
Easy Returns
30-Day Hassle-Free Returns
Secure Payment
Secure & Encrypted Checkout
Customer Support
24/7 Customer Support

Why Homeowners Choose UpgradeBath

bathroom  
Powerful & Consistent Water Pressure
construction  
Easy DIY Installation – No Plumber Needed
bathtub  
Water-Saving Without Sacrificing Comfort
bloodtype  
Powerful Flush & Water Efficiency
light  
Soft LED Lighting for a Relaxing Atmosphere
cabin  
Soft, Absorbent & Everyday Comfort Essentials
bathroom  
Powerful & Consistent Water Pressure.
construction  
Easy DIY Installation – No Plumber Needed.
bathtub  
Water-Saving Without Sacrificing Comfort
bloodtype  
Powerful Flush & Water Efficiency
light  
Soft LED Lighting for a Relaxing Atmosphere
cabin  
Soft, Absorbent & Everyday Comfort Essentials
Advanced sealing technology ensures reliable performance every day.
Effortless control of water flow and temperature for maximum comfort.
Clean lines and a timeless look that instantly elevates your bathroom space.
Built to resist rust, stains, and daily wear for long-lasting beauty.

Upgrade Your Bathroom in Days, Not Months

compare   ━━ before & after
From outdated and worn spaces to modern, clean, and relaxing bathrooms — transform your daily routine with simple upgrades that make a real difference.
Home Value Improvement 90%
Daily Comfort Upgrade 95%

FAQ

Are your faucets and shower systems compatible with U.S. plumbing?
remove
add
Yes. All our faucets and shower systems are designed to fit standard U.S. plumbing for easy installation.
Can I install a bidet or toilet upgrade myself?
remove
add
Most bidet and toilet upgrades are DIY-friendly and come with clear instructions. No professional help is required in most cases.
Will upgrading my shower system improve water pressure?
remove
add
Yes. Our shower systems are engineered to enhance water flow, providing a stronger and more consistent pressure.
What type of bathroom lighting should I choose?
remove
add
We recommend soft, warm lighting for a relaxing atmosphere and bright LED lighting for mirrors and daily use..
How do I choose the right sink or vanity for my bathroom?
remove
add
Choose based on your space, storage needs, and style. Modern vanities offer both functionality and a clean aesthetic..
Is a full bathroom remodel worth it?
remove
add
Absolutely. A bathroom upgrade increases home value, improves daily comfort, and creates a modern living space.
Strategic Partner

“Trusted by 10,000+ Happy Customers”

4.75 ★ (2322)
Verified

Smart Tips for Better Living

  • How to Choose the Best Bathroom Sink for Your Vanity: Vessel vs Undermount vs Drop-In (2026 Guide)

    How to Choose the Best Bathroom Sink for Your V...

    Choosing the right bathroom sink can improve your vanity’s style, functionality, counter space, and ease of maintenance. Compare vessel, undermount, and drop-in bathroom sinks to find the best fit for...

    How to Choose the Best Bathroom Sink for Your V...

    Choosing the right bathroom sink can improve your vanity’s style, functionality, counter space, and ease of maintenance. Compare vessel, undermount, and drop-in bathroom sinks to find the best fit for...

  • Modern LED bathroom mirror with bright integrated lighting, anti-fog feature, and clear visibility above a contemporary bathroom vanity

    🇺🇸 How to Choose the Best Bathroom Mirror with ...

    The right LED bathroom mirror can improve visibility, grooming accuracy, lighting quality, and bathroom style at the same time. This 2026 guide explains how to compare brightness, color temperature, anti-fog...

    🇺🇸 How to Choose the Best Bathroom Mirror with ...

    The right LED bathroom mirror can improve visibility, grooming accuracy, lighting quality, and bathroom style at the same time. This 2026 guide explains how to compare brightness, color temperature, anti-fog...

  • How to Choose the Best Bathroom Medicine Cabinet for Storage, Lighting, and Everyday Organization

    How to Choose the Best Bathroom Medicine Cabine...

    The right bathroom medicine cabinet can improve storage, lighting, organization, and everyday convenience without taking up valuable floor space. This guide explains how to compare cabinet sizes, mirror designs, LED...

    How to Choose the Best Bathroom Medicine Cabine...

    The right bathroom medicine cabinet can improve storage, lighting, organization, and everyday convenience without taking up valuable floor space. This guide explains how to compare cabinet sizes, mirror designs, LED...

1 3
Smartphone with email subscription interface on a table with a cup of coffee and plant.

Unlock Exclusive Offers

Be the first to know about new collections and exclusive offers.

Subscribe Now