Here's a good place http://secondwindcpap.com/ The have used 6 month warranties and open box units, full warranty. I second the recommendation for secondwindcpap. Some great values, and the 6 month warranty is honored: the humidifier of my S9 started to give error messages after a couple of months ...

And another thing: I'm trying to get hold of a respiratory therapist (insurance has me working with one) to arrange to try a full face mask, 'cause the nasal mask plus chin strap makes me feel like my head is in a vice. I've left messages, and so far have had no response. That is so frustrating! So...

I am also just started on my CPAP journey, having begun just before Christmas. Like you, I am amazed and relieved at how smooth my transition has been. The only issue at all that I have had in several weeks is some nose tenderness, which has been largely overcome with Lanolin cream and patience, and...

I recently had a frustrating SD card problem, and thought I'd see if anyone could help me understand what happened so I could avoid it happening again. After about 2 weeks of removing my SD card every day or two from my S9 machine to upload it to my Mac and import it into Sleepyhead without incident...