Beautifully written post with a telling conclusion, thanks for the reminder. Last close call i had was when i stayed over night at a hotel, I had my machine....but left the headgear straps at home. A bit of improvision lead me to use my shoe laces in the headgears place. It was better then nothing, ...

Love the design of the mask and the straps and it is very confortable. I like everything about it...except one thing and i hate to say it but it's not working for me. I know AHI isnt everything but it's the most recognizable thing to look at intially. After averaging in the 2's with the F10 my numbe...

Seems very nice, I like the magnet disconnect, the mask seal and the updated Velcro conn t on the top of the strap as opposed to the F10. Other then the issue mentioned above, the strap does seem a bit snug, mask is a large and the strap seems almost like a medium. Still in the breaking in/getting u...

Perfect, thank you! Used the F10 for almost a year now and haven't had this issue with the venting/noise/sensation of lowered pressure. Perhaps it will just take some getting used to, thanks again Hannibal 2 for the quick response.

Just started utilizing the F20 but there seems to be an excessive amount of air escaping out through the elbow vent.Can someone please post a close up of photo of the mask side of the elbow for comparison reasons. Mine seems to have lip that appears more then a defect then the actual design. Thank y...