*Most prescribed compressor/nebulizer  system. Effective aerosal treatments for more than 30 years * Durable and easy to use for long-term and high-demand users * Includes disposable nebulizer * Used in treatment of symptoms of  allergies  asthma  cystic fibrosis and other respiratory disorders * 5 year warranty from manufacturer * HCPC Code: E0570 Max. Pressure  30 psig or greater Free Air Flow  12 lpm typical Sound level  51-55 dBA