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Charred Wooden Shingles and Rainwater Harvesting in a Compact Microhome Design

Authors:
Amélie Margot Blanchet, Romain Dubettier-grenier
Charred Wooden Shingles and Rainwater Harvesting in a Compact Microhome Design

Project in-detail

Constructed with charred wooden shingles and designed for rainwater harvesting, this compact microhome integrates sustainable materials and modular spaces to provide flexible living solutions in a rural setting.
5 key facts about this project
01
Constructed with locally sourced cross-laminated timber panels for enhanced sustainability.
02
Incorporates an innovative rainwater harvesting system integrated into the roof design.
03
Features charred wooden shingles for improved durability and aesthetic appeal.
04
The bent A-frame design optimizes internal space while reducing material usage.
05
Includes modular living areas that adapt to various occupant needs and preferences.
The "Nested Dolls" architectural project is an innovative and sustainable microhome located in the hamlet of Chêred, situated within the Juras mountains of France. This design exemplifies a modern approach to architecture that combines the principles of minimalism with a commitment to environmental responsibility. The project serves to address the pressing need for adaptable living spaces that are both functional and environmentally friendly. The concept utilizes a series of interconnected modules that echo the form of nesting dolls, with each unit designed to provide distinct functional areas while promoting interaction among occupants.

Sustainable Materiality and Construction Techniques

The project distinguishes itself through its careful selection of materials. It relies primarily on sustainably sourced wood, which offers excellent insulation properties while ensuring ecological viability. Galvanized steel is used for the roofing and structural components, providing durability and a contemporary aesthetic. Large glass panels enhance natural light within the interiors and create a seamless transition between indoor and outdoor environments, fostering a connection to the surrounding natural landscape. Brick is incorporated into the flooring and countertops, adding structural integrity and visual warmth.

This design incorporates features that enhance energy efficiency. A green roof system allows for rainwater harvesting and the integration of solar panels for energy generation. The structure is engineered to optimize thermal comfort through strategic ventilation and insulation solutions. Passive solar gain is a primary consideration, ensuring that the living spaces remain comfortable throughout seasonal fluctuations.

Innovative Functional Design

The architectural layout maximizes functionality in a compact format. The design separates communal and private spaces while maintaining an open plan, facilitating social interaction without compromising personal privacy. Multipurpose furniture solutions enhance adaptability, allowing occupants to customize their living conditions based on their needs.

A significant characteristic of this project is its emphasis on flexible use of space and the ability to adapt over time. For instance, living areas are designed to transform with movable partitions, allowing for changes in configuration that cater to varying requirements, from gatherings to solitary relaxation. This versatility is particularly relevant in addressing the needs of diverse demographic groups facing dynamic living conditions.

Overall, the "Nested Dolls" project serves as a model for future architectural endeavors focused on sustainability and adaptability. For further details, including comprehensive architectural plans, sections, designs, and ideas, readers are encouraged to explore the project presentation. This in-depth examination offers valuable insights into the specific design strategies employed, showcasing how architectural innovation can meet contemporary challenges effectively.
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MICROHOME
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100,000 € Prize Fund / Kingpsan Edition #10
Kinderspace
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Architecture for Children’s Development #3
Buildner's Unbuilt Award 2025
Buildner's Unbuilt Award 2025
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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