Like new paperback The product is a textbook titled "Weatherization and Energy Efficiency Improvement for Existing Homes: An Engineering Approach" by Moncef Krarti. Published by CRC Press LLC in 2017 as part of the Mechanical and Aerospace Engineering Ser., this trade paperback book covers topics related to technology, engineering, construction, environment, and civil engineering. With 434 pages, the book provides a comprehensive approach to understanding and improving the weatherization and energy efficiency of existing homes. Written in English, this textbook is a valuable resource for students and professionals in the field of engineering and energy efficiency.