Architectural Cases

“Sun the Quilt” Secures VELUX Light of Tomorrow Global Award for Its Responsive Facade Inspired by Everyday Practices

The "Sun the Quilt" project, developed by students from Xi'an University of Architecture and Technology, has been recognized with the prestigious 2026 VELUX Light of Tomorrow Global Award. This innovative design reimagines a common domestic task—sun-drying household items—into a dynamic and responsive architectural facade. The project exemplifies how integrating traditional practices with modern design principles can address contemporary challenges related to daylight, climate control, and user well-being.

Innovative Facade: Where Tradition Meets Modernity in Daylight Architecture

Revolutionizing Daily Routines with Architectural Innovation

How can building design proactively address global issues? This fundamental question underpins the VELUX Light of Tomorrow competition, a worldwide student challenge encouraging architects-in-training to investigate the future possibilities of natural light in structures. In its twelfth iteration, the competition garnered numerous submissions from across the globe, culminating in eight finalists who presented their concepts to an international panel at the UIA World Congress of Architects in Barcelona. The 2026 global victor, "Sun the Quilt," conceived by students from Xi'an University of Architecture and Technology in China, was lauded for its compelling vision, thoughtful design approach, and imaginative application of daylight. The project ingeniously translates an ordinary domestic practice into an adaptable facade system influenced by solar exposure, environmental conditions, and the concept of mindful living.

An Adaptive Facade for Dynamic Living

In alignment with the competition's core theme, "Light of Tomorrow," the project ingeniously reinterprets the customary act of airing out quilts, fabrics, food, and other household objects under the sun. This innovative proposal integrates a fully operable window, a functional ledge, and a series of nested, extendable, and rotating frames. These components collectively create a versatile architectural system capable of facilitating drying, providing shade, enhancing ventilation, and regulating the ingress of natural light.

Harmonizing Interior Comfort with Exterior Dynamics

The outcome is a highly adaptable exterior that enables residents to move quilts and various household items outdoors for sun exposure while remaining comfortably within their homes. Through meticulous analysis of seasonal and daily solar trajectories, the team engineered a responsive mechanism that adjusts throughout the year. When deployed, a quilt transforms into an external shading element; when retracted, natural light once again floods the interior spaces, ensuring optimal illumination.

From Commonplace Observation to Architectural Insight

The genesis of this project stemmed from a keen personal observation. For countless individuals residing in densely populated urban areas, access to natural sunlight is often managed through a variety of impromptu daily routines. Quilts are carried across courtyards, laundry adorns balconies, and household goods are positioned wherever light and airflow are available. What might initially appear as visual disarray served as the initial catalyst for this profound architectural exploration.

Bridging Traditional Needs and Modern Design

Extensive investigations conducted throughout the Yangtze River Delta region documented the diverse array of poles, frameworks, balconies, and window-mounted apparatuses utilized for drying quilts and garments. Rather than dismissing these informal solutions, the design team recognized them as tangible evidence of an unaddressed architectural necessity. This realization prompted a broader inquiry: how can architectural design more effectively support rituals connected to sunlight, hygiene, comfort, personal space, and security within the built environment?

The Power of Purposeful Simplicity in Design

A significant strength of the proposal lies in its capacity to elevate a simple, everyday action into a comprehensive architectural concept without resorting to unnecessary complexity. Reflecting on the design journey, team leader XU Qicheng emphasized, "For every element, we posed the same fundamental question: Does it enhance the safety and ease of this daily ritual, or does it improve the interplay between daylight, the interior space, and the human body? This focused approach was instrumental in keeping our final design highly concentrated." The students meticulously examined aspects of flexibility, structural integrity, user safety, and overall user experience, ultimately developing a sophisticated system of tracks, pivots, clamps, and guided movements. This system supports routine use while simultaneously enriching the relationship between natural light, occupants, and their surroundings.

Universal Principles from Local Insights

The jury commended the project for its poetic simplicity and profound connection to daily human experience. They particularly highlighted how the facade system facilitates varied modulation of light across different seasons, while also accommodating textiles, food, and other domestic items. Jury member Níall McLaughlin (IE) remarked, "The architects delved into a problem, thoroughly understood its complexities, developed a solution, and then transformed it into something that can genuinely thrive and contribute to the world."

Illuminating Future Architectural Possibilities

While deeply rooted in the specific context of the Yangtze River Delta, the project offers valuable lessons that extend far beyond China's borders. People globally navigate access to sunlight, ventilation, and privacy in diverse ways. Rather than presenting a one-size-fits-all solution, "Sun the Quilt" articulates a compelling principle: the facade can evolve into a responsive, habitable interface between the internal and external environments.

Making a Meaningful Impact Through Thoughtful Design

As Tina Christensen, Director of Light of Tomorrow by VELUX at the VELUX Group, observed, the award-winning project powerfully illustrates "how daylight can be employed with clarity and intention to address real-world concerns, achieving significant impact through modest interventions." Further insights into this year's proposals and the jury's recognized ideas can be found in the comprehensive list of winning projects, jury selections, and competition materials from Light of Tomorrow by VELUX 2026. Highlights from the awards ceremony also provide a detailed account of the finalists and the presentation of the global awards.

Villa Mahler: A Sculptural Residence for an Artist

Villa Mahler, an architectural marvel crafted by Philipp Architekten, stands as a testament to the seamless integration of art and daily life. Conceived as a 'habitable sculpture,' this residence transcends conventional design, offering its resident, an acclaimed international artist, a dwelling that is both a sanctuary and a vibrant stage for creative expression. Completed in 2024, this German masterpiece epitomizes a unique fusion of aesthetic vision and functional living, creating an environment where every corner reflects artistic intent and personal narrative.

The design philosophy behind Villa Mahler centers on transforming a living space into a work of art itself. Philipp Architekten meticulously shaped the structure to embody a sculptural quality, where form, light, and material converge to evoke emotion and inspire thought. This approach was crucial in catering to the client's artistic sensibilities, ensuring that the home actively participates in and enhances their creative process. The villa’s layout encourages a fluid transition between various aspects of the artist's life, from moments of quiet contemplation to periods of intense artistic production, all within an environment that constantly stimulates the senses.

Spanning an expansive 478 square meters, the residence is a carefully orchestrated sequence of spaces, each designed with precision and purpose. The materials chosen—wood, steel, and concrete—are not merely structural elements but contribute significantly to the villa's tactile and visual narrative. These robust, yet refined, components are skillfully employed to create contrasts and harmonies, further enhancing the sculptural essence of the building. The interaction of natural light with these diverse surfaces throughout the day plays a critical role in defining the ambiance, transforming the interior with shifting shadows and illuminations that mirror the dynamic nature of artistic creation.

Every detail within Villa Mahler, from the spatial configurations to the material finishes, was meticulously curated to support the artist's unique lifestyle. The architects aimed to create a dwelling that resonates deeply with its inhabitant, fostering an environment where living, working, and experiencing art are intrinsically linked. The villa therefore becomes more than just a house; it is an architectural portrait, a living testament to the symbiotic relationship between an artist and their creative habitat.

The essence of Villa Mahler lies in its capacity to serve as both a private retreat and an inspirational hub. It is a place where the rituals of daily existence, the demands of artistic endeavor, and the dramatic interplay of space and form coalesce into a singular, immersive experience, offering an unparalleled living environment for its distinguished resident.

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SOW and GROW House: A Fusion of Vernacular Design and Modern Living in Saitama, Japan

The SOW and GROW House, a 68-square-meter dwelling in Saitama, Japan, embodies a thoughtful architectural approach that harmonizes with its surroundings. Completed in 2025 by nevertheless / Yusuke Sagawa Architects, this structure functions as both a private residence and a creative studio. Its design is characterized by a prominent, gently curved roof that echoes traditional vernacular forms, carefully crafted to maximize sunlight exposure while subtly integrating into the natural landscape. Internally, the expansive area beneath this unique roof is intelligently subdivided, creating a series of distinct, intimate zones rather than a single open space. This innovative layout ensures both privacy and functional diversity, offering a sophisticated interpretation of modern living within a culturally sensitive framework.

SOW and GROW House: A Harmony of Form and Function in Saitama

In the vibrant heart of Saitama, Japan, a groundbreaking architectural project, the SOW and GROW House, has been brought to life by the visionary team at nevertheless / Yusuke Sagawa Architects. This innovative structure, completed in 2025, transcends conventional design by serving a dual purpose: a serene personal residence and a dynamic creative atelier. Spanning a compact yet efficiently utilized area of 68 square meters, the house stands as a testament to thoughtful, context-aware architecture.

The defining feature of the SOW and GROW House is its striking roofline. Drawing inspiration from local traditional building styles, the roof adopts a generous, arcing form. This design choice is not merely aesthetic; it is meticulously engineered to optimize the capture of natural sunlight, ensuring a brightly illuminated interior throughout the day, while also seamlessly blending the building into the existing topography. The architects carefully considered the house's visual impact, ensuring it complements rather than dominates the landscape.

Challenging the typical open-plan concept often found beneath large, unifying roofs, the interior of the SOW and GROW House is a masterclass in spatial segmentation. Rather than a singular, expansive volume, the space is ingeniously divided into numerous smaller, more intimate areas. This strategic partitioning fosters a sense of privacy and provides distinct functional zones, accommodating both the demands of daily living and the needs of a creative workspace. The subtle yet effective division allows for a diverse range of experiences within a cohesive architectural envelope, making the house a living example of how traditional forms can be reinterpreted to meet contemporary needs.

This project reflects a profound understanding of architectural principles, where every design decision, from the overarching roof to the internal subdivisions, contributes to a holistic and harmonious living environment. The SOW and GROW House is a beacon of modern Japanese architecture, demonstrating how innovative design can foster both a deep connection to nature and a highly functional interior.

The SOW and GROW House presents a compelling blueprint for future architectural endeavors, particularly in urban environments where space optimization and contextual integration are paramount. The architects' ability to infuse traditional aesthetics with modern functionality offers a valuable lesson in crafting spaces that are both beautiful and practical. This project highlights the importance of considering the environment and the human experience in design, creating not just a structure, but a living, breathing entity that nurtures creativity and comfort. It underscores that even within a modest footprint, intelligent design can yield a rich and varied spatial experience, encouraging architects and designers to continually push the boundaries of what is possible within a given context.

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