How to Make Your House Energy and Cost Efficient is a comprehensive guide written by an energy efficiency expert, dedicated to transforming your home into a more sustainable and cost-effective space. The author provides a practical and accessible insight into various strategies and practices that homeowners can adopt to reduce both energy consumption and associated costs. The book begins by addressing basic principles of energy efficiency, explaining how to understand and monitor energy usage in your home. It then guides readers on selecting and implementing modern technologies and intelligent solutions, from choosing energy-efficient appliances to installing high-efficiency heating, ventilation, and air conditioning (HVAC) systems. Furthermore, the author covers aspects such as thermal insulation, efficient windows, LED lighting, and renewable energy. They emphasize the importance of passive design and integrating clean energy sources, such as solar panels, to reduce dependence on conventional power grids. Throughout the book, case studies, practical tips, and checklists are presented to assist readers in implementing the suggested improvements step by step. The focus is not only on reducing environmental impact but also on long-term cost savings, making the book a valuable resource for anyone interested in creating an efficient and sustainable home.