The therapeutic use of medical oxygen requires a prescription, trained clinical assessment and follow-up, proper instruction on use, and the service and support that only a local, home medical equipment company can provide. Airsep does not sell its products directly to the public or via the . Rather, it is AirSep's corporate policy to sell AirSep medical products only to authorized re-sellers who provide service and support of the AirSep products they sell and rent to customers within their local, geographic service areas. AirSep strongly mends that you avoid the purchase of AirSep medical products from unauthorized re-sellers, including all re-sellers and long-distance companies. To ensure that you are acquiring a genuine AirSep product and the panying high level of product support and unimpeded ess to warranty coverage, purchase AirSep products only from local, authorized home care providers.