Best Composite Sinks Kitchen Undermount Single Bowl in 2025
Updated on July 2025
#1
Recommended
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- Sink dimensions of 33.5" L x 18.5" W x 9.5" D; compatible with a minimum 36" cabinet base
- Constructed from a durable SILGRANIT material resistant to heat, scratches, stains, chips, and impacts
- Hygienic+Plus surface technology provides a protective barrier against liquids and dirt, reducing bacteria growth by up to 98%
- Easy to clean using just baking soda and a sponge, without the need for harsh chemicals
- Third-party certified as a composite stone material, meeting IAPMO standards for granite composite sinks
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- Sink dimensions of 33.5" L x 18.5" W x 9.5" D; compatible with a minimum 36" cabinet base
- Constructed from a durable SILGRANIT material resistant to heat, scratches, stains, chips, and impacts
- Hygienic+Plus surface technology provides a protective barrier against liquids and dirt, reducing bacteria growth by up to 98%
- Easy to clean using just baking soda and a sponge, without the need for harsh chemicals
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#2
Value for Money
25% Off
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- Durable quartz composite construction provides the appearance of natural granite while resisting impact, scratches, and thermal shock.
- External dimensions are 31.75” L x 19.125” W x 9.5” D, with a bowl measuring 29” L x 16.375” W x 9” D; requires a minimum cabinet size of 36”.
- Made from a blend of natural quartz and premium acrylic resin for a hard, smooth, and non-porous surface that is easy to clean; features metallic particles for a shimmering effect.
- Undermount installation design allows for a seamless transition from sink to countertop, minimizing debris accumulation and simplifying cleanup.
- Features a smooth, non-porous surface that is stain-resistant; rounded corners reduce build-up, and the deep bowl design helps contain splatter and mess.
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- Durable quartz composite construction provides the appearance of natural granite while resisting impact, scratches, and thermal shock.
- External dimensions are 31.75” L x 19.125” W x 9.5” D, with a bowl measuring 29” L x 16.375” W x 9” D; requires a minimum cabinet size of 36”.
- Made from a blend of natural quartz and premium acrylic resin for a hard, smooth, and non-porous surface that is easy to clean; features metallic particles for a shimmering effect.
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#3
15% Off
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- Durable granite kitchen sink made of quartz composite, resistant to impact, scratches, and shock.
- External dimensions: 30.5" L x 17" W x 9.25" D; bowl dimensions: 28.375" L x 14.5" W x 8.875" D; minimum cabinet size: 33".
- Quartz composite construction features a smooth, non-porous surface that ensures durability and easy cleaning.
- Undermount installation offers a modern aesthetic and allows for easy cleanup without debris accumulation.
- Smooth, non-porous surface resists stains and is compatible with household cleaners; deep bowl design reduces mess and splatter.
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- Durable granite kitchen sink made of quartz composite, resistant to impact, scratches, and shock.
- External dimensions: 30.5" L x 17" W x 9.25" D; bowl dimensions: 28.375" L x 14.5" W x 8.875" D; minimum cabinet size: 33".
- Quartz composite construction features a smooth, non-porous surface that ensures durability and easy cleaning.
- Undermount installation offers a modern aesthetic and allows for easy cleanup without debris accumulation.
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#4
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- Neoroc Sink with Self-Trimming Apron: 27.5-inch Cairn Sink is made of KOHLER Neoroc composite that is easy to clean, heat resistant up to 750-degrees F, and resistant to scratches, stains, chipping and thermal shock; this sink features a matte finish for a rich, dimensional color, Matte Graphite
- Single Bowl Kitchen Sink with Accessories: The 9.5-inch-depth bowl provides generous workspace; includes a bottom sink rack, cutout templates and installation clips for an easy one-person, single-day project
- Single-Mount Sink: Cairn Sink can be installed as an undermount sink (installed below your countertop) with no faucet holes; use this versatile Cairn Sink as a farmhouse sink for indoor or outdoor kitchen sink
- Additional Hardware for Neoroc Kitchen Sink Use: K-8801 Sink Drain and Strainer With Tailpiece, K-8799 Sink Drain and Strainer Basket, K-23726 Drain Treatment, and K-23730 Neoroc Cleaner
- Minimum Base Cabinet Width: 30" (762 mm)
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- Neoroc Sink with Self-Trimming Apron: 27.5-inch Cairn Sink is made of KOHLER Neoroc composite that is easy to clean, heat resistant up to 750-degrees F, and resistant to scratches, stains, chipping and thermal shock; this sink features a matte finish for a rich, dimensional color, Matte Graphite
- Single Bowl Kitchen Sink with Accessories: The 9.5-inch-depth bowl provides generous workspace; includes a bottom sink rack, cutout templates and installation clips for an easy one-person, single-day project
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#5
13% Off
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- Sink dimensions of 29-3/4" x 18-3/4" x 9" with R20 round corners for easy cleaning and oil resistance.
- Natural sound-absorbing material reduces noise and vibration during use.
- Offers dual installation options: undermount and topmount for versatile countertop compatibility.
- Matte black finish complements various decor styles while balancing functionality and aesthetics.
- Single bowl design maximizes washing space, featuring a bottom grid to prevent scratches and includes a practical drain assembly.
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- Sink dimensions of 29-3/4" x 18-3/4" x 9" with R20 round corners for easy cleaning and oil resistance.
- Natural sound-absorbing material reduces noise and vibration during use.
- Offers dual installation options: undermount and topmount for versatile countertop compatibility.
- Matte black finish complements various decor styles while balancing functionality and aesthetics.
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#6
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- 33-inch undermount kitchen sink made from durable quartz composite material, ensuring resistance to chips, scratches, and fading while providing an easy-to-clean surface.
- Single bowl design with front and back ledges acting as a workstation, maximizing kitchen space for versatility in tasks.
- Extra spacious dimensions (33" W x 19" D x 9.65" H) with a depth of 8.9 inches, accommodating large dishes and pots, featuring a standard 3-1/2" offset drain.
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- 33-inch undermount kitchen sink made from durable quartz composite material, ensuring resistance to chips, scratches, and fading while providing an easy-to-clean surface.
- Single bowl design with front and back ledges acting as a workstation, maximizing kitchen space for versatility in tasks.
- Extra spacious dimensions (33" W x 19" D x 9.65" H) with a depth of 8.9 inches, accommodating large dishes and pots, featuring a standard 3-1/2" offset drain.
#7
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- Patented SILGRANIT material offers resistance to heat, scratches, stains, chips, and impacts
- Hygienic+Plus Surface Technology provides a protective layer against liquids and dirt
- Undermount installation facilitates easy cleaning with no dirt accumulation around the rim
- Basket strainer and installation clips are not included
- Optional accessories include various grids, a foldable drying mat, and a drain cover
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- Patented SILGRANIT material offers resistance to heat, scratches, stains, chips, and impacts
- Hygienic+Plus Surface Technology provides a protective layer against liquids and dirt
- Undermount installation facilitates easy cleaning with no dirt accumulation around the rim
- Basket strainer and installation clips are not included
- Optional accessories include various grids, a foldable drying mat, and a drain cover
#8
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- Dimensions: 33" x 18-7/16" x 9-7/16" with a minimum cabinet size of 36"
- Undermount installation for a seamless transition between sink and countertop
- Single bowl design provides ample space for washing dishes; compatible with 3.5-inch drain
- Impact, heat, and scratch resistant material; withstands temperatures up to 535°F
- Offset drain design maximizes usable space in the sink and cabinet below
- Greystone finish with metallic flecking for a contemporary appearance
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- Dimensions: 33" x 18-7/16" x 9-7/16" with a minimum cabinet size of 36"
- Undermount installation for a seamless transition between sink and countertop
- Single bowl design provides ample space for washing dishes; compatible with 3.5-inch drain
- Impact, heat, and scratch resistant material; withstands temperatures up to 535°F
- Offset drain design maximizes usable space in the sink and cabinet below
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#9
6% Off
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- Seamless undermount design integrates with countertop for a sleek look and maximizes space.
- Ample single bowl dimensions (31" L x 18" W x 9" D) with R15 rounded corners for easy cleaning and versatile use.
- Constructed from premium quartz granite composite for superior scratch and crack resistance.
- Thick construction absorbs noise and vibrations, ensuring a quiet kitchen environment during use.
- Includes essential accessories: sink drain strainer, bottom grid, and roll-up drying rack.
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- Seamless undermount design integrates with countertop for a sleek look and maximizes space.
- Ample single bowl dimensions (31" L x 18" W x 9" D) with R15 rounded corners for easy cleaning and versatile use.
- Constructed from premium quartz granite composite for superior scratch and crack resistance.
- Thick construction absorbs noise and vibrations, ensuring a quiet kitchen environment during use.
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#10
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- Stylish Deep Black Kitchen Sink Size: Exterior: 31” L×18” W×9” D, Interior: 29” L×16” W×8.5” D. Large single bowl kitchen sink has exactly an appropriate size to fit into more cabinets. With enough depth to clean pans, pots and grills without splashing around, this deep kitchen sink helps you tackle more housework at once
- Unique Black Undermount Kitchen Sink Design: MILOSEN Black Kitchen Sink is aimed at giving you a modern and neat kitchen. The Undermount design provides more usable space on your kitchen countertop. The seamless appearance easily reduces hiding places for waste particles, so you can simply clean the sink with just soap and water
- Quartz Single Bowl Sink Sound Reduction: Thick stone can effectively eliminate the sound and vibration when the kitchen sink is in use. With modern craftsmanship, an absolutely quieter kitchen can be achieved with this granite composite kitchen sink
- Sturdy Granite Composite Material: Ultra-Sturdy granite stone provides stronger resistance to scratches, chips, impacts. It is made of sturdy quartz stone with the look and feel of real stone, giving you a sense of being one with nature. Such solid material is what keeps the sink in mint condition even after years of use
- Value Accessories for Gorgeous Kitchen Sink: Black Quartz Kitchen Sink, Roll Up Sink Rack, Sink Strainer and Sink Bottom Grid
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- Stylish Deep Black Kitchen Sink Size: Exterior: 31” L×18” W×9” D, Interior: 29” L×16” W×8.5” D. Large single bowl kitchen sink has exactly an appropriate size to fit into more cabinets. With enough depth to clean pans, pots and grills without splashing around, this deep kitchen sink helps you tackle more housework at once
- Unique Black Undermount Kitchen Sink Design: MILOSEN Black Kitchen Sink is aimed at giving you a modern and neat kitchen. The Undermount design provides more usable space on your kitchen countertop. The seamless appearance easily reduces hiding places for waste particles, so you can simply clean the sink with just soap and water
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