A system for treating air within a passenger suite of an aircraft, comprising: an air treatment module comprising a housing, air intake vents disposed on a first surface of the housing, two air treatment devices providing two respective air treatment flow paths defined within the housing, each of the two air treatment devices including a blower (314, 316) including a fan configured to draw air through the intake vents into the air treatment device, a plurality of air treatment components disposed in each of the two air treatment flow paths, including an air duct (308, 310) comprising a first end receiving air received through the air intake vents, the air duct (308, 310) configured to direct air through a respective flow path of the two air treatment flow paths, and a removable cartridge (406, 408; 506, 508) containing a scented medium, wherein the removable cartridge (406, 408; 506, 508) is disposed within the air duct (308, 310) such that the scented medium is configured to be absorbed into air passing through the air duct (308, 310), and the air treatment module further comprising two air exhaust ports (318, 320) disposed on a second surface of the housing, a discharge end of the air duct (308, 310) of each air treatment flow path of the two air treatment flow paths being directed out a respective air exhaust port (318, 320) for discharging air into the passenger suite; and a control circuitry comprising processing circuitry, and a nontransitory computer readable medium having instructions stored thereon, wherein the instructions, when executed by the control circuitry, cause the control circuitry to receive at least one selection from a computing device related to a scent, and translate the at least one selection into control signals to adjust at least one setting to the direction of air into a particular air treatment flow path of the two air treatment flow paths, wherein the at least one selection comprises selection of an air flow; and translating the at least one selection comprises setting a fan speed of the respective fan, wherein the at least one selection comprises selection of a particular scent of two scents available in two cartridges (406, 408; 506, 508) disposed in the two respective air treatment flow paths; and said translating the at least one selection comprising setting a fan speed of the respective fan comprises: causing the direction of incoming air into the air treatment flow path associated with the particular scent. an air treatment module comprising a housing, air intake vents disposed on a first surface of the housing, two air treatment devices providing two respective air treatment flow paths defined within the housing, each of the two air treatment devices including a blower (314, 316) including a fan configured to draw air through the intake vents into the air treatment device, a plurality of air treatment components disposed in each of the two air treatment flow paths, including an air duct (308, 310) comprising a first end receiving air received through the air intake vents, the air duct (308, 310) configured to direct air through a respective flow path of the two air treatment flow paths, and a removable cartridge (406, 408; 506, 508) containing a scented medium, wherein the removable cartridge (406, 408; 506, 508) is disposed within the air duct (308, 310) such that the scented medium is configured to be absorbed into air passing through the air duct (308, 310), and the air treatment module further comprising two air exhaust ports (318, 320) disposed on a second surface of the housing, a discharge end of the air duct (308, 310) of each air treatment flow path of the two air treatment flow paths being directed out a respective air exhaust port (318, 320) for discharging air into the passenger suite; and a control circuitry comprising processing circuitry, and a nontransitory computer readable medium having instructions stored thereon, wherein the instructions, when executed by the control circuitry, cause the control circuitry to receive at least one selection from a computing device related to a scent, and translate the at least one selection into control signals to adjust at least one setting to the direction of air into a particular air treatment flow path of the two air treatment flow paths, wherein the at least one selection comprises selection of an air flow; and translating the at least one selection comprises setting a fan speed of the respective fan, wherein the at least one selection comprises selection of a particular scent of two scents available in two cartridges (406, 408; 506, 508) disposed in the two respective air treatment flow paths; and said translating the at least one selection comprising setting a fan speed of the respective fan comprises: causing the direction of incoming air into the air treatment flow path associated with the particular scent.