Accessories Add-on – parameter question Home › Forums › Problems and solutions in GDL › GDL add-ons › Accessories Add-on – parameter question Search for: This topic has 0 replies, 1 voice, and was last updated 8 years, 4 months ago by Karl Wirén. Viewing 0 reply threads Author Posts September 1, 2016 at 13:58 #2688 Karl WirénParticipant Does anyone know what the ac_roof_type parameter (BOOL) in the accessories add-on is? What is it’s function? Author Posts Viewing 0 reply threads The forum ‘GDL add-ons’ is closed to new topics and replies.