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Vertical Stacking of Prefabricated Concrete and Timber Units for Modular Urban Living

Author:
WEI FENG OOI
Vertical Stacking of Prefabricated Concrete and Timber Units for Modular Urban Living

Project in-detail

Stacking T-shape and L-shape prefabricated units with extensive glazing and natural timber finishes creates a flexible urban environment that addresses the increasing demand for adaptable housing solutions in densely populated areas.
5 key facts about this project
01
Modular units incorporate T-shape and L-shape configurations for customized living spaces.
02
Extensive balcony gardens enhance outdoor access while maintaining privacy.
03
Prefabricated construction methods minimize onsite assembly time and disruption.
04
Timber finishes create a warm interior contrast to the concrete structure.
05
Vertical stacking promotes airflow and natural light penetration throughout the building.

### Overview

The Tetris Apartments project is situated in Kowloon, Hong Kong, and aims to address the city's significant housing challenges characterized by high property costs and limited space. The design concept employs modular blocks, inspired by the video game Tetris, to create flexible living spaces that can be configured to meet the diverse needs of residents. This approach challenges traditional residential designs in the area by offering customizable apartment layouts that cater to individual preferences.

### Spatial Strategy and Community Integration

The architectural configuration of the Tetris Apartments is defined by a modular stacking system, which allows for a variety of unit types, including 1-bedroom (23 square meters), 2-bedroom (33 square meters), and 3-bedroom (42 square meters) apartments. This flexibility facilitates a tailored living experience, accommodating different family sizes and lifestyles. The design also integrates common outdoor spaces and break-out balconies, fostering community interaction while providing private areas for residents amidst the urban density.

### Materiality and Environmental Considerations

The Tetris Apartments utilize a selection of materials that enhance both durability and energy efficiency. Precast concrete panels serve as the primary structural component, promoting rapid construction and a modern aesthetic. Large glass windows enhance daylight penetration, connecting the interiors to the surroundings. Timber strips incorporated into the service core serve as a functional and aesthetic element, filtering sunlight and contributing to energy efficiency. The combination of these materials results in a façade that balances industrial and organic qualities, adding depth and visual interest to the urban landscape of Kowloon.

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MICROHOME 10: Celebrating Small-Scale Living with €100,000 Prize Fund and Kingspan’s Innovation

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Competition organisers

The MICROHOME 10 competition invites participants to submit visionary designs for off-grid, modular microhomes that push the limits of sustainable, small-scale living. Organised by Buildner in partnership with Kingspan and Hapi Homes, this tenth edition sets the challenge of designing a dwelling for two people within a maximum floor area of 25 m², encouraging bold solutions adaptable to any urban or rural location. The competition continues Buildner’s mission to foster innovative approaches to compact, energy-efficient housing that can address pressing global challenges.

This year’s edition offers a generous total prize fund of €100,000, including the Kingspan Award for designs that integrate high-performance Kingspan products and the Hapi Homes Award for a project selected for real-world construction. In addition to cash prizes, the winners gain international exposure through Buildner’s media partnerships, publications, and a dedicated MICROHOME magazine, further amplifying their ideas to the wider architectural community.

Key dates for MICROHOME 10 include the closing date for registration on 25 September 2025, the submission deadline on 29 October 2025 (11:59 p.m. London time), and the announcement of winners on 9 December 2025. These milestones ensure participants have clear timelines to develop and present their concepts, with early registration discounts available to support students and emerging designers worldwide.

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
Final registration deadline 25 September 2025

Enter an open architecture
competition now

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