Posted on 1/20/2011
During my commute to work the other day I saw a person wearing a surgical style mask driving a newer Porsche. I assumed the mask was worn to prevent the spread of germs. My first thought was if the driver had any knowledge about the interior micro-filter or air recirculation system in their vehicle. The recirculation system and microfilter work as an integral part of the automobiles ventilation system which allows the operator to choose whether they want interior or exterior air supplied to the passenger compartment of their automobile. If the recirculation feature is chosen, this literally re-circulates the interior air back through the ventilation system and again into the passenger compartment, this also impedes the entry of particulate matter from the exterior of the car. If the recirculation feature is not chosen then exterior air will be supplied through the ventilation system and into the passenger compartment. The 1992 928 was the first P ... read more