Handmade Flush Ramp Concrete Sink – 21” Bathroom Basin

Front view of a white handmade concrete flush ramp sink installed on a wood vanity with a black faucet, highlighting the sloped basin design and smooth matte finish
Side view of a white concrete flush ramp sink on a wood vanity, showing the sculptural sloped basin and minimalist design
Overhead view of a medium grey concrete flush ramp sink displayed in a shop setting, showing the smooth ramped basin
Side profile of a medium grey concrete flush ramp sink in a shop setting, emphasizing the angled ramp design and clean lines
Top-down view of a natural-colored concrete flush ramp sink in a shop display, highlighting the sloped basin and matte finish
Front view of a light grey concrete flush ramp sink in a shop setting, showcasing the elongated sloped basin and minimalist aesthetic
Five concrete flush ramp sink color samples displayed side by side, showing available finishes including natural, light grey, and medium grey
Front view of a white handmade concrete flush ramp sink installed on a wood vanity with a black faucet, highlighting the sloped basin design and smooth matte finish
Side view of a white concrete flush ramp sink on a wood vanity, showing the sculptural sloped basin and minimalist design
Overhead view of a medium grey concrete flush ramp sink displayed in a shop setting, showing the smooth ramped basin
Side profile of a medium grey concrete flush ramp sink in a shop setting, emphasizing the angled ramp design and clean lines
Top-down view of a natural-colored concrete flush ramp sink in a shop display, highlighting the sloped basin and matte finish
Front view of a light grey concrete flush ramp sink in a shop setting, showcasing the elongated sloped basin and minimalist aesthetic
Five concrete flush ramp sink color samples displayed side by side, showing available finishes including natural, light grey, and medium grey

Handmade Flush Ramp Concrete Sink – 21” Bathroom Basin

from $1,100.00

“Flush Ramp” Handmade Concrete Sink – Sculptural Architectural Design

Handcrafted. Refined. One-of-a-Kind.

The “Flush Ramp” Concrete Sink is a handmade, made-to-order architectural basin designed for luxury residential and boutique commercial bathrooms. Its integrated slot drain and clean lines create a sleek, minimalist aesthetic while showcasing the organic beauty of handcast concrete.

Each sink is individually crafted, with subtle tonal and textural variations that make every piece unique. Over time, it develops a gentle patina, enhancing its one-of-a-kind character.

Details & Features

  • Approximate Bowl Dimensions: 21” L x 16” W

  • Material: Handmade architectural concrete

  • Finish: Premium coatings for durability and longevity

  • Single or double bowl configurations available

  • Handmade in the USA

  • Each piece features natural variations inherent to handmade concrete

Ideal For

  • Luxury residential bathrooms and powder rooms

  • Boutique commercial or hospitality spaces

  • Interior designers and architects seeking sculptural sinks

  • Modern, minimalist, or contemporary bathroom aesthetics

Customization Options

Standard sizes available. Each sink is made to order and can be tailored to your project specifications:

  • Bowl placement within the counter

  • Custom length and depth

  • Finished or exposed edges

  • Pick your edge height. Standard pricing includes a 3" edge

  • Optional wall-mounted/floating installation brackets available (+$75 each)

  • Color

  • Faucet knockouts

Please email info@opusconcrete.com and we can confirm all dimensions, design details, calculate shipping and answer any questions.

Shipping

Shipping is calculated per order based on size, weight, and destination. Please provide your full shipping location, recipient name and phone number for an accurate quote.

Important Notes

  • Integral sink and counter only

  • Vanity, faucet, and accessories not included

  • Each piece is made to order; production timelines may vary

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