Heating and Ventilation . Ventilation by Alexander Bogoslovsky is an indispensable resource for anyone interested in modern ventilation systems and their role in creating a comfortable and safe indoor environment. This work will be useful both for construction and engineering professionals and for students studying related disciplines, as well as for homeowners seeking to improve air quality in their homes. In his book, Theologian examines in detail the principles of ventilation systems, their design and installation. He shares his knowledge about different types of ventilation natural and mechanical, as well as about the latest technologies that allow to optimize the air exchange in the premises. The reader will be able to learn how to choose the right ventilation system depending on the purpose of the room, its area and climatic conditions. The author focuses on the importance of compliance with norms and standards, which makes the book relevant for specialists working in the field of design and operation of heating and ventilation systems. The topics raised in the book cover not only technical aspects, but also environmental and health issues. In today's world, where air quality is becoming an increasingly urgent problem, knowledge about proper ventilation is necessary for everyone. Theologian explains how insufficient ventilation can lead to the accumulation of harmful substances and the deterioration of the health of residents It offers solutions that will help avoid these problems by focusing on energy efficiency and sustainable development. Heating and Ventilation . Ventilation will be of interest not only to engineers and architects, but also to a wide range of readers, including home masters and those who just want to improve the living conditions in their home. It is suitable both for young people just starting their way in the profession, and for experienced professionals who want to update their knowledge about modern technologies. Readers interested in the topics of ecology, energy saving and comfort in housing will find a lot of useful information in the book. The style of Alexander the Theologian is characterized by accessibility and clarity of presentation. It skillfully combines theoretical foundations with practical examples, making the material easily digestible. The author is also known for his other work in the field of heating and ventilation, such as "Heating and Ventilation. Heating", where he examines in detail the heating systems, their design and operation. These books create a holistic view of the importance of a competent approach to creating a comfortable indoor microclimate. Heating and Ventilation . Ventilation is not just a training manual, but a real find for anyone who wants to understand the complex world of ventilation systems. It inspires the exploration of new technologies and approaches needed to create a healthy and comfortable environment. Readers who are looking for information on requests for "ventilation system", "ventilation design", "how to choose ventilation for the house", will find answers to their questions in this book Heating and Ventilation . Ventilation is an important step towards understanding the basics of ventilation, which will help readers not only improve their knowledge, but also put it into practice, creating comfortable and safe conditions for life and work.