I notice sellers there are selling brand name for a lot less than everyone else. Is this because everyone gets refills every month and is making money selling there extra equipment online? These sellers don't have brick and mortar stores and lots of payroll and overhead expenses...most operate from...

I notice sellers there are selling brand name for a lot less than everyone else. Is this because everyone gets refills every month and is making money selling there extra equipment online?

Did you check to see if your current settings were sufficient while on CPAP Therapy such as your AHI?