06-25-2015, 08:12 AM
Koos, did you get some spare friends to share with us? 
The "perfect black" roof looked similar to my fresh painted streets. Those streets get usually weathered with powder and some asphalt patches. I applied the same technique on the roof.
![[Image: IMG_4207_zpsxp9lev8h.jpg]](http://i966.photobucket.com/albums/ae149/faraway52/FL2015-1/IMG_4207_zpsxp9lev8h.jpg)
The "perfect black" roof looked similar to my fresh painted streets. Those streets get usually weathered with powder and some asphalt patches. I applied the same technique on the roof.
Reinhard