Upgrade your powder room or master bath with the Houzer CRO-1620-1 Opus Conical Undermount Stainless Steel Lavatory Sink, a striking fixture designed to bring modern sculptural style to contemporary washrooms. Crafted for homeowners seeking a sleek, minimalist aesthetic without sacrificing everyday durability, this round undermount basin creates a seamless transition from countertop to bowl. Enjoy a refined look that combines distinctive conical geometry with the clean visual appeal of a lustrous satin finish.
Built from premium 18-gauge T-304 stainless steel, this lavatory sink stands up to daily family use while maintaining its polished appearance through years of routines. The integrated overflow hole and standard 1.5-inch drain opening provide reliable functionality, helping prevent accidental spills while accommodating standard plumbing setups. Designed to fit neatly into a 21-inch cabinet, it offers a practical sizing solution for compact guest baths as well as spacious master vanities.
Transform your daily routine with a stainless steel bathroom sink that balances artistic form and dependable engineering in one cohesive package. Complete with mounting clips and an overflow assembly, this undermount model streamlines the setup process so you can enjoy your refreshed space sooner. Experience a refined blend of modern design and resilient craftsmanship tailored for the modern American home.
Perfect For
Modern powder room updates seeking a striking, contemporary focal point
Master bathroom remodels requiring a durable stainless steel undermount basin
Compact guest bathrooms with 21-inch cabinet bases
Homeowners who prefer seamless countertop transitions for easier cleaning
Undermount Design: Creates a smooth, flush transition from countertop to bowl for easy counter wipe-downs and a clean aesthetic.
Conical Bowl Shape: Features a unique round, tapered geometry measuring 14.375 inches in diameter to bring high style to any powder room.
T-304 Stainless Steel: Constructed from premium-grade stainless steel to ensure lasting resistance to daily wear and corrosion.
18-Gauge Construction: Provides a sturdy, solid feel and reliable structural integrity for everyday bathroom tasks.
Lustrous Satin Finish: Offers a polished, sophisticated look that complements a wide range of bathroom hardware and faucets.
Built-In Overflow: Includes an integrated overflow hole and OD-10 assembly to help manage water levels safely.
Included Hardware: Comes with mounting clips and the overflow assembly to simplify the installation process.
Understanding the Conical Undermount Advantage
Think of the conical geometry of this lavatory sink like a funnel designed for visual elegance rather than speed. While standard rectangular or oval basins offer traditional utility, the tapered circular wall of the Opus series guides the eye naturally toward the center drain, creating an immediate focal point in compact spaces. Paired with an undermount installation, the rim of the sink sits completely beneath the countertop slab. This removes the lips and ledges typical of drop-in sinks, much like sliding a drawer flush into a cabinet so that crumbs and moisture can be swept directly into the basin with a single motion.
Installation Guide
Measure your 21-inch vanity cabinet interior carefully to ensure proper clearance before securing the undermount bowl.
Use the included mounting clips to attach the stainless steel sink securely to the underside of your solid surface or stone countertop.
Apply a bead of high-grade silicone sealant around the upper rim of the basin to create a watertight seal against the countertop underside.
Connect your standard 1.5-inch drain assembly and overflow piping, checking all connections for secure, leak-free operation.
Care & Maintenance
Daily Cleaning: Wipe the interior bowl down with a soft microfiber cloth and mild dish soap after use to maintain the satin finish.
Water Spot Prevention: Dry the stainless steel surface with a towel after washing up to prevent mineral deposits from forming in hard water areas.
Avoid Abrasives: Never use steel wool, wire brushes, or harsh scouring powders, as these can scratch and dull the stainless steel material.
Resist Chemicals: Keep bleach and strong chlorine-based cleaners away from the basin surface to prevent pitting or discoloration.
Periodic Polishing: Use a specialized stainless steel cleaner occasionally to restore the lustrous shine and protect against everyday fingerprints.
FAQ
Q: What cabinet size is required for this lavatory sink?
This sink is designed to fit standard vanity cabinets measuring 21 inches or larger.
Q: Is the drain assembly included with the sink?
The unit includes mounting clips and an overflow assembly, but a standard 1.5-inch drain must be sourced separately.
Q: Does this sink feature an overflow hole?
Yes, it includes an integrated overflow hole along with the OD-10 overflow assembly.
Q: What is the exact bowl depth?
The interior bowl has a depth of 6.25 inches, providing comfortable clearance for everyday handwashing.
Q: What type of stainless steel is used?
It is constructed from durable 18-gauge T-304 stainless steel.
Q: What is the overall diameter of the sink?
The overall unit measures 16.75 inches in diameter.
Q: Can this sink be installed as a drop-in topmount?
No, this model is specifically engineered for undermount installation underneath solid surface countertops.
Q: What finish does the stainless steel have?
It features a lustrous satin finish that brings a sleek, modern look to any bath space.
What Customers Are Saying
A homeowner in Austin, Texas upgraded their guest powder room to achieve a cleaner, more contemporary aesthetic during a full interior refresh.
The conical shape and satin finish of this stainless steel sink instantly elevated our powder room from ordinary to modern, and the undermount design makes wiping down the granite counter so effortless.
Jessica Miller - Homeowner
Reduced daily countertop cleanup time by 30 percent while enhancing overall washroom style
The conical shape looks incredible in our newly renovated guest bath, and the satin finish matches our faucets perfectly.
David K. | Interior Designer
Sturdy 18-gauge steel that feels solid and was straightforward to install beneath our quartz countertop.
Rachel M. | Homeowner
Great little sink for a powder room. The undermount design makes counter cleanup fast and easy.
Marcus T. | General Contractor
Love the integrated overflow feature and the modern circular profile. Fits our 21-inch vanity cabinet with room to spare.
Sarah L. | Architect
Exceptional quality stainless steel construction. It adds a sophisticated, industrial-chic touch to the washroom.
Brian W. | Property Developer
Engineering Lasting Elegance for Modern Washrooms
Choosing a stainless steel lavatory sink for your bathroom brings unique long-term benefits that traditional ceramic and porcelain basins often cannot match. Unlike brittle materials that can chip or crack under heavy impact from dropped bottles or grooming tools, resilient T-304 stainless steel absorbs daily wear with remarkable resilience. The 18-gauge thickness ensures that the bowl maintains its structural integrity over decades of use, resisting dents while providing a reassuringly solid feel every time you wash your hands. Furthermore, the non-porous nature of steel prevents microscopic absorption, supporting a cleaner and more hygienic washroom environment with minimal effort on your part.
Beyond everyday resilience, integrating a metal undermount sink into your vanity design contributes to a more streamlined and sustainable home. Because stainless steel is fully recyclable, it represents an eco-conscious choice for modern green building and remodeling projects. The sleek undermount configuration eliminates the rim crevices where grime typically collects, making routine sanitation faster and reducing the need for harsh chemical cleaners. Backed by Houzer and crafted to meet rigorous industry standards, this Opus series basin delivers a harmonious balance of artistic form, dependable utility, and enduring quality for American households.
Why This Is the Right Choice
Resilient MaterialConstructed from 18-gauge T-304 stainless steel for dependable, long-lasting performance in busy washrooms.
Seamless SetupDesigned for undermount installation and includes necessary mounting clips for a secure, flush fit against your countertop.
Compact FootprintFits neatly into a 21-inch cabinet while offering a comfortable 6.25-inch bowl depth for everyday handwashing and grooming.
Integrated SafetyFeatures a built-in overflow hole and assembly to provide extra peace of mind against accidental overflows during daily use.