I temember, that's why I responded to the thread. It is the contour fan and the factory ones that I use are pretty expensive, but they also sell replacements that are quite a bit cheaper. The quality of the replacement fans isn''t as high as the factory ones, but they're typically better than most of the aftermarket (retrofit) fans that are sold, as long as you buy the higher end replacement. I see used ones on ebay every once in a while also