# Designing homes that stay cool without air-conditioning

> Shade, cross-ventilation and thick walls do most of the work.

Insight, published 2 Aug 2026, by TpGroup for TpGroup.

In a hot climate the cheapest air-conditioning is the kind you never need to switch on.

Our designs use deep shade, cross-ventilation and soil-block walls that slow the movement of heat into rooms.

The result is lower bills and homes that stay comfortable when the power is out.

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