Black foam coming from air vents
#16
Here is the link to the rigorous method involving removing the dash. There are good photos in there especially in the 3rd section - Removing the Evaporator, of the door without foam on them.
http://986forum.com/forums/diy-proje...am-flakes.html
http://986forum.com/forums/diy-proje...am-flakes.html