a vertical blind assembly of the type capable of positioning a plurality of vertical blinds in depending relation along the length of a head casing and selectively and concurrently rotate each of said vertical blinds in a predetermined angular orientation about its own longitudinal axis wherein a holder for each vertical blind is removably supported by a carrier frame and further wherein a first gear and a second gear are removably mounted on the carrier frame so as to cause the aforementioned rotation and angular orientation of the vertical blinds . the assembly further comprises a plurality of connecting links removably attached to one another in an interlocking fashion so as to interconnect the various carrier frames along the length of the casing head . a first positioning pull - cord or like assembly is operable to extend the plurality of blinds along the length of the head casing or retract such plurality at one end thereof . the various components of the carrier structure including the holder is removably attached to the carrier frame to facilitate repair , assembly , disassembly and maintenance .