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Lucas Restrepo Velez's Cascade One Piece Toilet emerges against a graduated neutral gray backdrop as a sculptural meditation on ceramic form, presenting a side elevation that reveals the elegant…

Cascade One Piece Toilet by Corona In-House Design Team is a highly esteemed winner of the very prestigious 2025 Golden A' Design Award in Bathroom Furniture and Sanitary Ware Design Competition Category.


GoldSanitary Ware· 2025

Cascade One Piece Toilet

by Corona In-House Design Team

Client: Corona

Golden A' Design Award Winner in Sanitary Ware Category

50,600

Verified Award Winner

Verify Award Status for #164389

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The Design

About Cascade One Piece Toilet

Cascade is a one piece toilet designed for family bathrooms. A flowing chamfered edge runs from the bowl to the tank, giving Cascade a clear visual identity inspired by the movement of water. The seat has tabs on the outer edges, so hands stay away from less sanitary areas. The concealed trapway is installed without the visible holes and plastic caps found on many other models, which simplifies setup. Cascade is made of vitreous china and uses 4.8 litres per flush. The form also matches the other bathroom products of the same line.

The Recognition

About the Golden A' Design Award

Cascade One Piece Toilet is a Golden A' Design Award winner, an immensely prestigious recognition granted to first-rate, marvelous, and outstanding designs. Golden winners are exceedingly innovative, visionary, and glamorously dazzling creations that reflect the prodigy, wisdom, and prowess of their designers. Cascade One Piece Toilet is expected to be a highly praised, trendsetting, and monumental invention that delivers unprecedented value. This Golden A' Design Award-winning design is a spectacular, respected project that highly benefits and advances the boundaries of art, science, design, and technology. Cascade One Piece Toilet creates intense feelings of desire, evokes passion, encourages creativity, and fascinates us.

Where to Get It

Premium Bathroom Solutions for Modern Latin American Homes

We design and manufacture award-winning bathroom fixtures that combine elegant aesthetics with exceptional functionality. Our complete product lines include toilets, faucets, sinks, and furniture, allowing you to create harmonious bathroom spaces. Backed by our lifetime warranty and commitment to sustainability, we deliver reliable quality that enhances your daily life.

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Behind the Design

Press Kit

Credits, team members and technical details provided by the designer.

Unique Properties
The Cascade toilet is the latest addition to Corona premium product line, designed specifically for Latin American families. Combining user friendliness, aesthetic appeal, and high performance, the Cascade toilet offers a seamless balance of form and function. It joins our Cascade product line, which includes faucets, sinks, furniture, etc. Allowing our customers to have a complete, harmonious and cohesive design aesthetic within their bathrooms.
Dimensions & Packaging
Height 68.1 cm
Length 66.7 cm
Width 40 cm
Water Consumption 4.8 litres per flush (1.6 gals per flush)
Flush capacity: 800 gr MISO
Material: Vitreous China
Weight: 43.4 kg
Tags
Cascade, Toilet, OnePiece, Bathroom, Colombia, Corona, SanitaryWare, Bathware, Sanitary
Production Technology
Cascade was designed and is manufactured in Colombia. Cascade is crafted with Corona’s commitment to sustainability and innovative manufacturing. Approximately 12-17% of the toilet's materials are sourced from recirculated breakage during the production process, contributing to resource efficiency. In addition, 78% of the water used in production is recirculated. Moreover, it is backed by Corona’s lifetime warranty, reinforcing its durability and long-term serviceability.
Design Challenge
Cascade aimed to revitalize our high-end product lineup by offering a solution with greater value. We faced the challenge of creating a design that stood out from generic market offerings while maintaining broad appeal; a design that also needed to fit seamlessly with the rest of the Cascade product line. Moreover, we had to reinvent our manufacturing techniques for this concealed trapway toilet, as we wanted to incorporate a separate plastic trapway to simplify installation.
Research
Our research combined an ethnographic study of Latin American families with benchmarking of current market trends. This approach aimed to balance user preferences in aesthetics and usability while differentiating our product from existing offerings. Key findings revealed that users prefer minimal contact with toilets for hygiene reasons, struggle with installing toilets featuring hidden trapways, and feel the market is dominated by generic and imported designs.
Inspiration
The Cascade toilet draws inspiration from the sculpting force of a waterfall, embodying both strength and grace. Its flowing, chamfered edge, which extends from the bowl to the tank, reflects a continuous journey that mirrors the natural movement of water. This "Flowing Line" design creates a strong visual identity, moving away from the softened forms typical in the market to establish a bold yet refined presence in the bathroom.
Project Duration
The project started in June 2019 in Medellin, Colombia and due to the Covid-19 pandemic, development ended in 2023. It was released in Colombia in 2024.
Operation Flow
Cascade prioritizes user-friendliness in every aspect. From its intuitive installation process to the innovative seat design, every element enhances the user experience. The seat features cleverly designed tabs on the outer edges, which keep hands away from less sanitary areas, ensuring better hygiene and comfort. Additionally, the concealed trap-way installation is simplified, avoiding the typical unsightly holes and plastic caps seen in other models, making setup smooth and efficient.
Team Members
Corona in-house design team
Image Credits
Corona in house design team

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