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Sustainable Shelter Featuring Precast Concrete and Multifunctional Wood Panels in a Triangular Form

Authors:
Thomas Ghelfi, Timothée Biju-duval
Sustainable Shelter Featuring Precast Concrete and Multifunctional Wood Panels in a Triangular Form

Project in-detail

Constructed with precast concrete and modular wooden panels, the triangular shelter maximizes energy efficiency and natural light while providing a versatile living space for four occupants.
5 key facts about this project
01
Constructed to optimize energy efficiency through passive solar design.
02
Features a unique bent A-frame that enhances structural integrity.
03
Incorporates a rainwater harvesting system integrated into the roofing design.
04
Utilizes a combination of precast concrete and modular wood panels for flexibility.
05
Includes designated bicycle storage to encourage outdoor activities.
The Roof is an architectural project designed to serve as a compact shelter for four individuals in a tranquil European setting. This structure is defined by a triangular form that integrates minimalist principles with functional design elements. The project emphasizes sustainability through its efficient use of materials and innovative energy solutions, enabling a harmonious relationship between inhabitants and the environment.

Unique Architectural Design Approach

The design features a strong emphasis on geometry, utilizing a triangular structure that facilitates water runoff and enhances natural light entry. This angle promotes optimal thermal performance, reducing reliance on heating systems. The exterior is primarily constructed from precast concrete, which offers durability and insulation. The inclusion of wooden panels on the structure's skin introduces warmth and a tactile experience, creating a contrast with the concrete base.

The project uniquely integrates a multifunctional ground level that encompasses cooking, dining, and lounging areas, promoting social interaction among occupants. The upper level features private bedrooms, balancing individual privacy with communal spaces. This layout is optimal for both temporary retreats and longer stays, addressing various user needs effectively.

Additionally, the design accommodates active lifestyles by providing storage space for bicycles, encouraging outdoor engagement. The inclusion of solar panels and a rainwater harvesting system reflects a commitment to sustainability and energy efficiency, allowing the structure to operate independently from conventional energy sources.

Interior Design and Materiality

Inside, polished concrete flooring provides a streamlined yet practical finish that requires minimal maintenance. Large windows set within the sloped walls invite natural light while framing views of the surrounding landscape. This design decision strengthens the connection between the built environment and nature, enhancing the overall user experience.

The project's unique adaptability offers clients three configurations—basic, standard, and luxe—each catering to different levels of comfort and amenities. This versatility caters to various user preferences without losing the architectural integrity of the design.

The Roof serves as a model of modern architecture that prioritizes functionality, sustainability, and aesthetic value. Its innovative use of materials and design approaches create a refuge that is both practical and connected to its environment. For those interested in exploring the architectural plans, sections, and designs that inform this project, further investigation will reveal deeper insights into the design considerations and inspirations.
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100,000 € Prize Fund / Kingpsan Edition #10
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100,000€ Prize / 2025

Design a new small-scale home concept in the 10th edition of MICROHOME — 100,000 € prize + construction

Competition organisers

The 10th edition of the MICROHOME architecture competition invites architects and designers from around the world to explore the possibilities of compact, sustainable living. Hosted by Buildner in collaboration with Kingspan and Hapi Homes, this special edition challenges participants to design an off-grid, modular microhome for a young professional couple, with a maximum floor area of 25 m². Designs should prioritize innovation, efficiency, and real-world feasibility. 

A total prize fund of 100,000 € will be awarded, including three main prizes, the Kingspan Award, and the Hapi Homes Award, which will grant 15,000 € and lead to the construction of the selected design. The final registration deadline is September 25, 2025, and winners will be announced on Decebmer 9, 2025. For full competition details and submission guidelines, visit microhome.info.

Microhome

Design a new small-scale home concept in the 10th edition of MICROHOME — 100,000 € prize + construction

100,000 € PRIZE FUND / KINGPSAN EDITION #10 IDEAS COMPETITION
Prize 100,000 € + Potential realisation
Eligibility Open to all
Early bird registration deadline 22 May 2025
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