Find out more about the first ever evidence based non pharmaceutical treatment of asthma! The founding hypothosesis of Protexo was made by AirSon in the mid 90's by studying asthma sufferers working in industrial clean rooms. The treatment effectively make use of the Airshower nozzle and Temperature controlled Laminar Airflow (TLA). Today the system is succesfully marketed by Airsonett AB. Click here to enter Airsonett's website...