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Ghaf Tree Courtyard House Crafted With Earth Plaster and Photovoltaic Integration

Authors:
Daniel Pesaque Mujica, Bruno Livio Ambrosini Casaretto, Percy Alejandro Cabello Olive
Ghaf Tree Courtyard House Crafted With Earth Plaster and Photovoltaic Integration

Project in-detail

Constructed around a central Ghaf tree courtyard, this residence utilizes earth plaster and integrates photovoltaic systems to maximize energy efficiency, serving as a sustainable home for family gatherings.
5 key facts about this project
01
Constructed with earth plaster, enhancing thermal mass and indoor air quality.
02
Features a central Ghaf tree courtyard, promoting social interaction and natural cooling.
03
Incorporates photovoltaic systems for energy independence in a desert climate.
04
Utilizes recycled materials in various structural elements for sustainability.
05
Employs cross-ventilation strategies to optimize airflow and reduce reliance on mechanical cooling.

## Overview

Located in a desert environment, the Heritage Home project embodies a deliberate integration of contemporary architectural methods with traditional design principles. The project emphasizes sustainability, environmental compatibility, and cultural significance, aiming to harmonize with the surrounding landscape while fostering community connections.

### Conceptual Framework

The design conceptualizes the home as an interactive entity, promoting a relationship between habitation and nature through three distinct systems. The **Rigid Mass** forms the foundational structure, utilizing durable materials that accommodate the site's topography while ensuring longevity. A centrally positioned **Prefabricated Volume** functions as a communal hub, facilitating family interactions and enhancing spatial dynamics. The **Natural Mesh** integrates water, light, and vegetation, establishing a dialogue between the interior and exterior and fostering a healthy environment through greenery.

### Materials and Materiality

The selection of materials reflects a commitment to sustainability and craftsmanship. Key components include:

- **Concrete** for structural integrity, ensuring durability.
- **Clay and earth plaster** for walls, contributing to thermal mass and air purification.
- **Mashrabiya wood**, employed in the exterior for creating light patterns while providing privacy and ventilation.
- **Photovoltaic cells** that fulfill energy requirements sustainably.
- Utilization of **recycled materials**, reinforcing environmental responsibility.

### Spatial Organization and Design Outcomes

#### Site Plan and Layout

Designed at a depth of 2 meters below natural ground level, the project enhances thermal stability and energy efficiency. Central to the layout are two courtyards: **The Ghaf Tree Courtyard**, a communal gathering space that features a culturally significant Ghaf tree, and **The Water Courtyard**, providing intimate spaces with a small pool that enhances cooling.

#### Vertical and Horizontal Dynamics

The two-story structure allocates living spaces thoughtfully, incorporating vertical circulation with natural light and airflow strategies. The upper level hosts a **garden roof**, contributing to ecological sustainability while nurturing residents' interaction with nature. Provisions for future expansions ensure adaptability in alignment with the inhabitants' needs.

### Technology Integration

Advanced technologies are employed to enhance energy efficiency and environmental harmony, including:

- **Rainwater harvesting** systems for irrigation purposes.
- **Cross-ventilation systems** that improve air quality while reducing dependence on mechanical cooling.
- **Upcycled carbon floor tiles**, merging aesthetics with sustainability.

### Unique Characteristics

Notable attributes of Heritage Home include its cultural resonance, as the design reflects traditional motifs while prioritizing adaptability for the future. The architecture addresses climatic challenges unique to desert environments and intentionally fosters social interactions, creating a nurturing habitat that goes beyond mere shelter.

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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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Buildner's Unbuilt Award 2025
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Chair
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100,000 € Prize Fund / Kingpsan Edition #10
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