I making good elevator 15 floors & sneak attack room & stairs

100% accurate graph & measure units fit right number floors no bug no error no mistake
 
Lift start & stop automatic open doors & lock/unlock buttons

multiple_floors_elevator_basic - plain 1 long 15 floors & 1 short 4 floors just easy copy & paste in your map maker

multiple_floors_elevator_map - building with elevator & stair inside