Eco-friendly prefab houses offer a sustainable and innovative solution to meet modern housing demands. These prefab houses significantly reduce greenhouse gas emissions by up to 8.06% compared to traditional construction methods. Equipped with advanced energy-efficient systems, including PV solar panels, they minimize carbon emissions and decrease energy consumption by 87.6 kWh/m². As the need for affordable prefab housing continues to rise, these eco-friendly prefab houses tackle urbanization challenges with creative designs such as the space capsule house, providing compact and sustainable living spaces.