Good suggestion which I took. What seems to be happening is that yes air is coming from the elbow air ports, but in addition to that there is so much positive pressure in the mask when this happens that air is forced out from the sides of the mask as well, hitting me in the eyes or escaping from bel...

I'm having this exact same problem with the resmed and the f20. It wakes me up multiple times throughout the night whooshing a ton of air as if trying to compensate for a lack of pressure due to a leak somewhere. The air seems to be coming from the front of the mask (possibly the elbow although i ca...