Building for communities, beyond market demands

In recent years, the discourse around construction has been dominated by themes such as sustainability, energy efficiency, and climate objectives. These are, without doubt, critical issues. Yet behind these goals lies a fundamental question: for whom are we building?

The intuitive answer is clear: we build for people. However, the reality often suggests otherwise. Rising construction costs, acute housing shortages in urban centres, and the growing demand for affordable, energy-efficient residences highlight the mismatch between aspiration and practice. For millions of families, the priority is not the “smart home of the future,” but simply a home that is safe, affordable, and aligned with the requirements of modern construction. Protection here extends beyond shelter from the elements to include resilience against environmental extremes and the creation of healthy indoor living conditions.

This is where material choice becomes decisive. Autoclaved aerated concrete demonstrates how a single material can combine light weight, energy efficiency, and versatility, offering a viable path toward sustainable yet affordable housing. Its potential is evident not only in high-density urban contexts but also in the rapidly developing regions of the Global South, where the need for durable, climate-resilient, and cost-effective solutions is especially pressing.

As an industry, we have a responsibility to think beyond market mechanisms. Innovation must not remain confined to premium segments but must also address the most urgent societal needs. Affordable housing is not a privilege; it is a human right. With its unique combination of technical and environmental benefits, AAC can play a central role in bridging the gap between aspiration and reality in sustainable and human-centred construction.

Yours sincerely,

Michael von Ahlen