I wore the F30 the first time last night in small. The area around the mouth is so tight it cut off blood circulation to my lips. They swelled up...it hurts! According to my nose measurement
I should be in the small but my face is round. I really like this and wanted it to work. Good luck!

I got it from Performance Home Medical. They did not measure me for the mask. He just guessed. I should have done more research before my appointment.

I do like the Airsense 11. It is very quiet.

Thank you!

Good Afternoon, I used my Cpap for the first time last night. My lips are so swolen and sore. I believe the Airfit F30 they gave me is too small. To get it to seal it is very tight around my lips and they jut out like a fish. I am not sure a larger size will help. This is awful. Does anyone have a b...