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Geothermal Sanctuary Crafted from Basalt Fiber and Recycled Plastics

Authors:
Mikhail Sergeev, Alexey Sirotkin
Geothermal Sanctuary Crafted from Basalt Fiber and Recycled Plastics

Project in-detail

Built from basalt fiber and utilizing recycled plastics, this guest house harnesses geothermal energy to create a serene retreat that fosters a deep connection with its Icelandic landscape.
5 key facts about this project
01
Utilizes 3D printing technology to minimize waste and create complex architectural forms.
02
Incorporates geothermal water channels for sustainable heating throughout the building.
03
Constructed using basalt fiber, enhancing the durability and local relevance of materials.
04
Features transparent tub walls, providing immersive views of the surrounding landscape.
05
Designed with curvilinear walls that mimic the natural topography of the site.
This architectural project features a thoughtfully designed guest house located near a geothermal region in Iceland, embracing sustainability and integrating seamlessly into the surrounding landscape. The architecture reflects a commitment to using local resources and modern design techniques, forging a harmonious relationship between human habitation and the natural environment.

At its core, the guest house serves as an inviting retreat for visitors seeking tranquility amidst stunning geological features. The design prioritizes comfort and relaxation while fostering a strong connection to nature, enabling guests to experience the geothermal landscape in a unique way. The project exemplifies the potential of architecture to enhance human experience by promoting both environmental awareness and well-being.

The structural design of the guest house employs innovative approaches, notably involving 3D printing technology. This method not only reduces construction waste but also allows for intricate shapes and forms that mimic the natural contours of the surrounding terrain. The architectural form is characterized by gentle curves and soft lines, which stand in stark contrast to conventional boxy structures, making it visually appealing while ensuring functional efficiency.

Materials play a crucial role in this project. The use of basalt fiber, derived from volcanic rock, provides the necessary durability and strength, while also reinforcing local connections. The incorporation of recycled plastic in the 3D printing process speaks to a commitment to sustainability, effectively minimizing the environmental impact of the construction. Additionally, the direct use of geothermal water within the structure enhances not only the functionality of the building but also the overall atmosphere, enriching the guest experience by allowing them to engage actively with their surroundings.

The internal layout of the guest house features individual accommodation units thoughtfully designed to offer privacy while fostering community interaction. Each unit is equipped with essential amenities, including en-suite bathrooms and communal living areas, which encourage socializing among guests. Central gathering spaces serve as focal points within the guest house, inviting visitors to share meals, relax, and engage with one another. The strategic placement of hot tubs using geothermal water fully immerses guests in the natural environment, enhancing the overall experience of relaxation and connection to the land.

One of the defining features of this architectural project is its integration of geothermal energy and its innovative heating system. Channels circulating geothermal water throughout the building provide an environmentally friendly heating solution, while emphasizing the essential relationship that architecture can have with its ecological context. This method not only showcases advanced engineering but also reflects a broader ethos of responsible design that respects and utilizes local resources.

The architectural representation of this project goes beyond mere aesthetic appeal; it reflects a deeper understanding of the cultural and environmental narratives inherent to its location. Each detail has been meticulously considered, from the choice of materials to the arrangement of spaces, resulting in a design that embodies both functionality and a respect for the landscape.

This guest house project stands as a testament to the potential of contemporary architecture to address both environmental challenges and the human need for connection with nature. By leveraging innovative materials and design strategies, it creates a space that encourages a sustainable lifestyle while providing guests with a serene retreat. For those interested in exploring the nuances of this project further, including architectural plans, sections, and designs, a comprehensive presentation awaits, offering deeper insights into the architectural ideas that shaped this remarkable project.
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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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