Thanks to all who chipped in thoughts and links. I did not register my equipment because I am in the process of reevaluating all my components and investigating newer masks, etc. As soon as I can get to a sensible vendor and make choices I surely will post my new stuff. I am more and more convinced ...

Does the positive air flow have to enter through the nose for the therapy to be effective. I have been told by therapist that yes only a nose-only mask will provide effective therapy; I have also been told that a full-face mask will work fine. I have tried both because I generally congests and canno...

I am confused still after a little over 5 years of using CPAP if the flow of air must flow through the nose for best results? I had tried a nose only mask but because of congestion went to a full face mask. However, I heard from one therapist that unless the flow enters the nose the mask will provid...