An elevator system (101, 201, 301), comprising: an elevator car (103, 203, 303, 403) movable along an elevator shaft (117, 217, 317), the shaft (117, 217, 317) having a pit floor (227, 327, 427) and a shaft top, the elevator car (103, 203, 303, 403) having an elevator car door sill; a plurality of landings (125, 325) arranged along the elevator shaft (117, 217, 317), wherein each landing (125, 325) has a landing door; and a car apron assembly (233, 300, 400) comprising: at least one second support element (308, 408) arranged to guide a semi-rigid curtain (302, 402) along the elevator shaft (117, 217, 317) below the elevator car (103, 203, 303, 403); the semi-rigid curtain (302, 402) attached to the elevator car door sill at a first end of the semi-rigid curtain (302, 402), wherein: the semi-rigid curtain (302, 402) folds from a deployed state to a folded state when contacting the pit floor (227, 327, 427), and when in the deployed state the semi-rigid curtain (302, 402) extends below the elevator car (103, 203, 303, 403) to block an open landing door that is lower than the elevator car (103, 203, 303, 403) when the elevator car (103, 203, 303, 403) is positioned offset and above an adjacent landing (125, 325) characterized by further comprising at least one guiding element (310, 410) extending between the elevator shaft top and the pit floor (227, 327, 427), and in that the at least one second support element (308, 408) engages with the at least one guiding element (310, 410) as the elevator car (103, 203, 303, 403) moves along the elevator shaft (117, 217, 317). an elevator car (103, 203, 303, 403) movable along an elevator shaft (117, 217, 317), the shaft (117, 217, 317) having a pit floor (227, 327, 427) and a shaft top, the elevator car (103, 203, 303, 403) having an elevator car door sill; a plurality of landings (125, 325) arranged along the elevator shaft (117, 217, 317), wherein each landing (125, 325) has a landing door; and a car apron assembly (233, 300, 400) comprising: at least one second support element (308, 408) arranged to guide a semi-rigid curtain (302, 402) along the elevator shaft (117, 217, 317) below the elevator car (103, 203, 303, 403); the semi-rigid curtain (302, 402) attached to the elevator car door sill at a first end of the semi-rigid curtain (302, 402), wherein: the semi-rigid curtain (302, 402) folds from a deployed state to a folded state when contacting the pit floor (227, 327, 427), and when in the deployed state the semi-rigid curtain (302, 402) extends below the elevator car (103, 203, 303, 403) to block an open landing door that is lower than the elevator car (103, 203, 303, 403) when the elevator car (103, 203, 303, 403) is positioned offset and above an adjacent landing (125, 325) characterized by further comprising at least one guiding element (310, 410) extending between the elevator shaft top and the pit floor (227, 327, 427), and in that the at least one second support element (308, 408) engages with the at least one guiding element (310, 410) as the elevator car (103, 203, 303, 403) moves along the elevator shaft (117, 217, 317). at least one second support element (308, 408) arranged to guide a semi-rigid curtain (302, 402) along the elevator shaft (117, 217, 317) below the elevator car (103, 203, 303, 403); the semi-rigid curtain (302, 402) attached to the elevator car door sill at a first end of the semi-rigid curtain (302, 402), wherein: the semi-rigid curtain (302, 402) folds from a deployed state to a folded state when contacting the pit floor (227, 327, 427), and when in the deployed state the semi-rigid curtain (302, 402) extends below the elevator car (103, 203, 303, 403) to block an open landing door that is lower than the elevator car (103, 203, 303, 403) when the elevator car (103, 203, 303, 403) is positioned offset and above an adjacent landing (125, 325) characterized by further comprising at least one guiding element (310, 410) extending between the elevator shaft top and the pit floor (227, 327, 427), and in that the at least one second support element (308, 408) engages with the at least one guiding element (310, 410) as the elevator car (103, 203, 303, 403) moves along the elevator shaft (117, 217, 317). the semi-rigid curtain (302, 402) folds from a deployed state to a folded state when contacting the pit floor (227, 327, 427), and when in the deployed state the semi-rigid curtain (302, 402) extends below the elevator car (103, 203, 303, 403) to block an open landing door that is lower than the elevator car (103, 203, 303, 403) when the elevator car (103, 203, 303, 403) is positioned offset and above an adjacent landing (125, 325) characterized by further comprising at least one guiding element (310, 410) extending between the elevator shaft top and the pit floor (227, 327, 427), and in that the at least one second support element (308, 408) engages with the at least one guiding element (310, 410) as the elevator car (103, 203, 303, 403) moves along the elevator shaft (117, 217, 317).