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Elevated Structure of Polycarbonate and Local Timber for Sustainable Housing in Tuvalu

Elevated Structure of Polycarbonate and Local Timber for Sustainable Housing in Tuvalu
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Elevated above potential floodwaters, the design utilizes polycarbonate cladding and locally sourced timber to create a resilient housing solution tailored to the climate challenges of Tuvalu.
5 key facts about this project
01
Elevated structure protects against flooding and storm surge in a low-lying island setting.
02
Polycarbonate cladding enhances natural light while minimizing heat gain.
03
Rainwater harvesting system maximizes water efficiency in a resource-scarce environment.
04
Locally sourced timber reduces transportation emissions and supports regional economy.
05
Integrated hydroponic gardens promote food security and self-sufficiency for residents.

## Overview

Alofa Home is a housing initiative specifically developed for the residents of Tuvalu, an island nation significantly impacted by climate change, including rising sea levels that threaten its very existence. The project aims to provide both temporary and permanent housing solutions while prioritizing sustainability and resilience, reflecting the immediate needs of the local community.

## Design Philosophy

The design of Alofa Home emphasizes adaptability and ecological responsibility. Elevated on steel pilings, the structure is resistant to flooding and tsunamis, serving as a modern interpretation of traditional living spaces. This elevation provides safety while maintaining a connection to cultural practices, particularly those relevant to local fishermen. An open floor plan promotes airflow and natural lighting, utilizing furniture for storage to enhance spatial efficiency and foster community interaction.

## Sustainable Features

The construction of Alofa Home incorporates locally sourced materials and advanced sustainable technologies. Timber and standard plywood panels form the primary structural elements, while steel columns ensure durability against environmental challenges. Polycarbonate cladding enhances thermal efficiency, and photovoltaic cells integrated into the roof facilitate renewable energy generation. Rainwater harvesting systems and hydroponic gardens address resource scarcity and bolster food security, reducing Tuvalu's reliance on imported food. Additionally, a closed-loop waste management system converts organic waste into biogas, further contributing to the home's sustainability and energy independence.

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Kingspan MICROHOME 2026: Building Less to Create More

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Competition organisers

The Kingspan MICROHOME 2026 competition invites architects and designers worldwide to rethink small-scale living by creating an off-grid, modular micro dwelling under 25 m². Now in its 11th edition, the contest emphasizes sustainable, innovative, and human-centered design that demonstrates how compact living can have a big impact.

With a €100,000 prize fund, entries will be evaluated for originality, efficiency, and their response to contemporary environmental and social challenges. The competition is open to everyone, with submissions allowed individually or in teams of up to four. Registration closes on 30 September 2026, and winners will be announced on 15 December 2026.

By celebrating creativity within strict limits, MICROHOME 2026 continues to push the boundaries of compact architecture and sustainable living.

MICROHOME 2026

Design a new concept of small-scale home and share a prize fund of 100,000€

100,000 € Prize Fund / Kingpsan Edition #11 ideas COMPETITION
Prize 100,000 €
Eligibility Open to all
Final registration deadline 30 September 2026

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