The building of the ACZ are freiplatzierbar and must be fitted with the GE. Trigger and schedule for seed, lime and fertilizer must be also inserted. Furthermore, you need to AnimationMapTrigger for opening the gates and doors. It includes a paper shack, a Traglufthalle, a fertilizer shed, a hall for pesticides, a hangar (fertilizer aircraft is decorative only), an offloading ramp and various decorative objects. Have fun with it.