This book is the 2nd volume of selected papers from the 3rd International Conference on Construction, Energy, Environment and Sustainability (CEES 2025), held on 11-13 June, 2025 at Polytechnic University of Bari, Italy, covering topics related with energy. The 3-volume proceedings present recent developments on innovative construction materials and technologies, on building physics and energy performance, on the environmental effects of manmade infrastructure, on the adoption of the industry 4.0 principals and on the social and economic aspects of sustainable construction and housing, and will make valuable contributions to academic researchers, engineers, planners, stakeholders and policy makers.