Need of air conditioning was becoming increasingly recognized after a while so that today is considered indispensable. Air conditioning equipment is so visible in offices, from the smallest to the largest buildings, apartments and even most of autovechicule include such a facility. Even the most conservative people finally recognized the importance of the air conditioning in our activities, especially when their argument according to which a really device would put us in great health insurance and life.Air-conditioning from fad to necessityAir-conditioning from fad to necessityAir-conditioning from fad to necessity