As the UK prepares for the third heatwave of 2026, most people will be hoping to try and keep cool at home. Building regulations to protect homes from overheating were introduced in 2022. These require all new homes to be checked at the design stage to see if they might be at risk of overheating. If the overheating risk is high, the architect has to make changes to the design. Given that the UK government plans to build 1.5 million homes by 2029 and the climate is predicted to continue to warm