I just wanted to thank everyone for their help.

My pressure at the sleep study was 13. When I went back to complain about the aerophagia the answer I got was "well, you can lower the pressure to your comfort" Can I just switth from a CPAP to a BiPAP without another study? BTW Thank you

I never got used to my Fisher & Paykel HC233 with Heated Humidifier. I would wake up every 2 hours with aerophagia. I have bought the just about every mask(Mirage Swift II Nasal Pillow System, Breeze SleepGear CPAP Interface System, Mirage Activa Mask with Headgear and the Ultra Mirage II Nasal Mask...

Hello, Thank you in advance for any replies. I was diagnosed with sleep apnea. I need a pressure setting of 13. My insurance company did not cover durable goods so I was forced to buy a machine on my own. I picked up a HC234JHU made by Fisher and Paykel off of a Yahoo auction. Since I was not dealin...