Thanks Rooster for the quick reply! I have the new headgear. Does it make a difference if the exhaust holes are different? My supplier is a dope and tried to sell me a complete Hybrid which only had the small and large oral cushions. Thankfully I read up on it and knew it should have all three. I ha...

How do I know if I have the adaptive flow Hybrid and the newer version of the headgear?

I'm new to this, what is OSA?