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Sustainable cabin featuring a triangular structure with integrated solar energy and transparent polycarbonate panels

Authors:
Natsuka Muto, Yayoi Sato, Saya Takahashi
Sustainable cabin featuring a triangular structure with integrated solar energy and transparent polycarbonate panels

Project in-detail

Nestled along the Amber Road in Latvia, this sustainably designed cabin showcases a distinctive triangular form crafted from locally sourced pine timber and polycarbonate panels, seamlessly blending modern functionality with a deep respect for the surrounding natural environment.
5 key facts about this project
01
- The cabin's design incorporates a triangular shape that draws inspiration from traditional Latvian roof structures, enhancing cultural relevance.
02
Transparent polycarbonate panels are used to maximize natural light while maintaining weather resistance, creating a unique aesthetic experience.
03
A raised floor design allows for efficient drainage and insulation against the region's fluctuating temperatures, promoting year-round usability.
04
Integrated solar panels contribute to the cabin's energy independence, showcasing a commitment to environmental sustainability.
05
The use of locally sourced pine timber not only supports regional economies but also reinforces the structure's connection to its natural setting.
The architectural project “Trīsstūris” is a thoughtfully designed cabin located along the Amber Road in Latvia. This design represents a unique fusion of local culture and modern architectural principles. The structure is characterized by its triangular shape, which draws inspiration from traditional Latvian dwellings and serves to create a meaningful connection between inhabitants and their natural surroundings. At its essence, "Trīsstūris" functions both as a shelter and a communal space that encourages users to engage with the landscape and each other.

The cabin’s design employs a range of materials that reflect both sustainability and the needs of modern users. The main structure utilizes a pine timber frame, which provides robust support while connecting the architecture to the surrounding forest environment. Enhancing the visibility of the natural daylight inside, polycarbonate panels are integrated into the design. This choice allows for natural light to permeate the interior spaces, creating a warm and inviting atmosphere while also maintaining weather resistance. Solid fiber panels are used for their excellent insulating properties, benefiting the overall energy efficiency of the cabin.

One of the remarkable aspects of "Trīsstūris" is its functionality across different times of day and types of use. During daylight hours, the front triangular entrance serves as a sheltered canopy, creating a conducive space for outdoor engagement. In the evenings, the cabin transforms into a social hub where stored solar energy illuminates the interior, inviting guests to enjoy meals and conversation in a communal setting. At night, the architecture provides a cozy sleeping environment, ensuring comfort through both its design and carefully selected materials.

In terms of unique design approaches, the project considers the seasonal variations of the climate and the practical needs of its users. The cabin is raised off the ground, which aids in water drainage during rainfall and provides a buffer against the cooler temperatures of the Latvian winters. This elevated design not only enhances functionality but also fosters a greater appreciation for the surrounding ecology, allowing visitors to feel more connected to their environment.

The color palette of “Trīsstūris” is reflective of the coastal landscape, with hues that mimic the natural surroundings. This design choice fosters a seamless integration of the structure within its environment, allowing it to stand as part of the landscape rather than apart from it. The triangular form emphasizes a clear visual language while providing a multitude of perspectives that invite exploration.

The thoughtful attention to social dynamics is also a critical component of the project. Various communal areas are created both within and around the cabin, promoting interaction and shared experiences among visitors. This reflects a contemporary understanding of the role architecture plays in fostering community connections while respecting traditional values.

Readers interested in a deeper understanding of the project are encouraged to explore its presentation further. Architectural plans, sections, and detailed designs will provide more insights into the thoughtful choices made during the development of "Trīsstūris." By examining the architectural ideas at play, one can appreciate the significance of this project in contemporary Latvian architecture.
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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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