Oxygen is very important because it is the main component of the air, which is used by all living organisms. Together with glucose, oxygen enters the body and full fill it by necessary energy. When brain cells remain without oxygen for more than 80 minutes, they begin very quickly. Tiredness,… Continue reading

The heat recovery is the process of getting back. In our case the heat recovery is the process of heating coming out of the room with warm air entering the cold air that enters the house to its airing and ventilation. What is it for? It will help you not… Continue reading