Greetings. I am presently using a AeioMed Everest 2 CPAP machine with the supplied Comfort Classic nasal mask. I am having issues with venting when I exhale. I feel as if I have to force myself to exhale through my nose, (CO2 washout I believe is the correct term). Even with the little vent port op...

Greetings. I am presently using a AeioMed Everest 2 CPAP machine with the supplied Comfort Classic nasal mask. I am having issues with venting when I exhale. I feel as if I have to force myself to exhale through my nose, (CO2 washout I believe is the correct term). Even with the little vent port ope...