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Alternate Image for TOTO Rectangular Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT191G#01 Alternate Image for TOTO Rectangular Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT191G#01
TOTO Rectangular Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT191G#01
Sale price$480.00 Regular price$578.00
In stock, ready to ship
TOTO 19" x 12-3/8" Rectangular Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT542G#01 TOTO 19" x 12-3/8" Rectangular Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT542G#01
Alternate Image for TOTO 24" Oval Undermount Bathroom Sink with CEFIONTECT, ADA Compliant, Cotton White, Vitreous China, LT1506G#01 Alternate Image for TOTO 24" Oval Undermount Bathroom Sink with CEFIONTECT, ADA Compliant, Cotton White, Vitreous China, LT1506G#01
TOTO 24" Oval Undermount Bathroom Sink with CEFIONTECT, ADA Compliant, Cotton White, Vitreous China, LT1506G#01
Sale price$380.00 Regular price$394.00
Low stock, ready to ship
Alternate Image for TOTO 20" Rectangular Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT1535G#01 Alternate Image for TOTO 20" Rectangular Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT1535G#01
TOTO 20" Rectangular Undermount Bathroom Sink with CEFIONTECT
Sale price$350.00
In stock, ready to ship
Alternate Image for TOTO Maris 20-5/16" x 15-9/16" Oval Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT481G#01 Alternate Image for TOTO Maris 20-5/16" x 15-9/16" Oval Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT481G#01
Alternate Image for TOTO Legato Rectangular Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT624G#01 Alternate Image for TOTO Legato Rectangular Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT624G#01
TOTO Legato Rectangular Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT624G#01
Sale price$580.00 Regular price$774.00
Low stock, ready to ship
Alternate Image for TOTO Rendezvous Oval Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT579G#01 Alternate Image for TOTO Rendezvous Oval Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT579G#01
Alternate Image for TOTO Rectangular Undermount Bathroom Sink with CEFIONTECT, Colonial White, Vitreous China, LT191G#11 Alternate Image for TOTO Rectangular Undermount Bathroom Sink with CEFIONTECT, Colonial White, Vitreous China, LT191G#11
TOTO Rectangular Undermount Bathroom Sink with CEFIONTECT, Colonial White, Vitreous China, LT191G#11
Sale price$450.00 Regular price$526.00
In stock, ready to ship
Alternate Image for TOTO Dantesca Oval Undermount Bathroom Sink with CEFIONTECT, Colonial White, Vitreous China, LT597G#11 Alternate Image for TOTO Dantesca Oval Undermount Bathroom Sink with CEFIONTECT, Colonial White, Vitreous China, LT597G#11
Alternate Image for TOTO Connelly Square Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT491G#01 Alternate Image for TOTO Connelly Square Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT491G#01
TOTO Connelly Square Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT491G#01
Sale price$380.00 Regular price$387.00
In stock, ready to ship
Alternate Image for TOTO Dartmouth 18-3/4" x 13-3/4" Oval Undermount Bathroom Sink, Cotton White, Vitreous China, LT641#01 Alternate Image for TOTO Dartmouth 18-3/4" x 13-3/4" Oval Undermount Bathroom Sink, Cotton White, Vitreous China, LT641#01
TOTO Dartmouth 18-3/4" x 13-3/4" Oval Undermount Bathroom Sink, Cotton White, Vitreous China, LT641#01
Sale price$400.00 Regular price$428.00
Low stock, ready to ship
Alternate Image for TOTO Promenade Rectangular Undermount Bathroom Sink, Cotton White, Vitreous China, LT533#01 Alternate Image for TOTO Promenade Rectangular Undermount Bathroom Sink, Cotton White, Vitreous China, LT533#01
TOTO Promenade Rectangular Undermount Bathroom Sink, Cotton White, Vitreous China, LT533#01
Sale price$460.00 Regular price$529.00
In stock, ready to ship
Alternate Image for TOTO Promenade Rectangular Undermount Bathroom Sink, Colonial White, Vitreous China, LT533#11 Alternate Image for TOTO Promenade Rectangular Undermount Bathroom Sink, Colonial White, Vitreous China, LT533#11
TOTO Promenade Rectangular Undermount Bathroom Sink, Colonial White, Vitreous China, LT533#11
Sale price$440.00 Regular price$503.00
In stock, ready to ship
Alternate Image for TOTO Oval 19-11/16" x 13-3/4" Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT546G#01 Alternate Image for TOTO Oval 19-11/16" x 13-3/4" Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT546G#01
TOTO Oval 19-11/16" x 13-3/4" Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT546G#01
Sale price$400.00 Regular price$427.00
In stock, ready to ship
Alternate Image for TOTO 19" x 12-3/8" Rectangular Undermount Bathroom Sink with CEFIONTECT, Sedona Beige, Vitreous China, LT542G#12 Alternate Image for TOTO 19" x 12-3/8" Rectangular Undermount Bathroom Sink with CEFIONTECT, Sedona Beige, Vitreous China, LT542G#12
Alternate Image for TOTO Rendezvous Oval Undermount Bathroom Sink with CEFIONTECT, Bone, Vitreous China, LT579G#03 Alternate Image for TOTO Rendezvous Oval Undermount Bathroom Sink with CEFIONTECT, Bone, Vitreous China, LT579G#03
Alternate Image for TOTO Lloyd Rectangular Undermount Bathroom Sink, Cotton White, Vitreous China, LT931#01 Alternate Image for TOTO Lloyd Rectangular Undermount Bathroom Sink, Cotton White, Vitreous China, LT931#01
TOTO Lloyd Rectangular Undermount Bathroom Sink, Cotton White, Vitreous China, LT931#01
Sale price$550.00 Regular price$709.00
Low stock, ready to ship
Alternate Image for TOTO Aimes Rectangular Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT626G#01 Alternate Image for TOTO Aimes Rectangular Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT626G#01
TOTO Aimes Rectangular Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT626G#01
Sale price$580.00 Regular price$774.00
Low stock, ready to ship
Alternate Image for TOTO Rendezvous Oval Undermount Bathroom Sink with CEFIONTECT, Colonial White, Vitreous China, LT579G#11 Alternate Image for TOTO Rendezvous Oval Undermount Bathroom Sink with CEFIONTECT, Colonial White, Vitreous China, LT579G#11
Alternate Image for TOTO Dantesca Oval Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT597G#01 Alternate Image for TOTO Dantesca Oval Undermount Bathroom Sink with CEFIONTECT, Cotton White, Vitreous China, LT597G#01
Alternate Image for TOTO Lloyd Rectangular Undermount Bathroom Sink, Colonial White, Vitreous China, LT931#11 Alternate Image for TOTO Lloyd Rectangular Undermount Bathroom Sink, Colonial White, Vitreous China, LT931#11
TOTO Lloyd Rectangular Undermount Bathroom Sink, Colonial White, Vitreous China, LT931#11
Sale price$530.00 Regular price$675.00
Low stock, ready to ship
Alternate Image for TOTO Rectangular Undermount Bathroom Sink, Ebony, Vitreous China, LT191#51 Alternate Image for TOTO Rectangular Undermount Bathroom Sink, Ebony, Vitreous China, LT191#51
TOTO Rectangular Undermount Bathroom Sink, Ebony, Vitreous China, LT191#51
Sale price$610.00 Regular price$831.00
Low stock, ready to ship
Alternate Image for TOTO Rendezvous Oval Undermount Bathroom Sink with CEFIONTECT, Sedona Beige, Vitreous China, LT579G#12 Alternate Image for TOTO Rendezvous Oval Undermount Bathroom Sink with CEFIONTECT, Sedona Beige, Vitreous China, LT579G#12

FAQs

An undermount bathroom sink is installed beneath the countertop rather than sitting on top of it. This creates a seamless look and allows the countertop surface to extend cleanly over the sink edge.

Yes. Because there is no raised rim, water and debris can be wiped directly from the countertop into the sink, making undermount sinks easier to keep clean than drop-in styles.

Undermount bathroom sinks work best with solid countertop materials such as quartz, granite, marble, concrete, and solid surface materials. These materials provide the strength needed to support the sink from below.

Most modern bathroom vanities are compatible with undermount sinks, but cabinet size, countertop thickness, and sink dimensions should be checked to ensure proper fit and support.

Yes. When properly installed, undermount bathroom sinks are very durable. The mounting method helps protect the sink edges from impact and reduces wear over time.

Installation is typically more involved than drop-in sinks and usually requires professional installation. Proper sealing and support are important to ensure long-term performance.

No. In fact, undermount sinks maximize usable countertop space because the sink does not sit above the surface.

Undermount sinks offer a cleaner, more integrated look and are easier to clean, while vessel sinks are more decorative and sit above the countertop. The best choice depends on design preference and daily use needs.

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