Treatment can be performed in less than half the time of a conventional CPT session. Proximal medication nebulizer placement on the acapella delivers equivalent aerosol to the lung compared to use of nebulizer alone. Disassembly for easy cleaning and disinfection Enhance patient interface Allows inhalation and exhalation without removing from mouth. Prolongs expiratory airflow to increase removal of secretions. Allows use with mask or mouthpiece attachment. Allows use with inline nebulizer when fitted with tee adapter. For adults and children 5 years and above.