Thanks for all the quick replys. I will be using my other CPAP and will buy a new one for travel. Thanks again for the help.

I thought the same things. I clean with vinegar at least once a week and more if I think I need to. It is definitely not mold. It is more like soot but I never smelled anything and nothing seemed overheated. The machine is approx. 2 years old but I do travel a lot and am kind of thinking with all th...

Well.......I use the Goodknight 420 with the heated humidifier and use this mask....https://www.cpap.com/viewImage.php?PNum=791&Image=fisher-paykel-HC405-nasal-mask-front.jpg. Guess it really isn't a filter on the mask because it doesn't filter any air comming into the mask itself. The filter on the...

Woke up this morning with a black ring around my nose. My little filter on my mask was completely black too. Has anybody else had this happen and if so what is the problem? I use a Goodnight 420 with a heated humidifier. I hope the machine can be fixed. It is still working and there was only the bla...