Thanks all for the replies! I'll try placing it on a mousepad. Unfortunately there's no bedside drawer to stick the machine in. It's the machine itself that's making the noise, not the mask. The mask has always hissed a bit, but that hasn't changed at all. The noise itsef is a whooshing sound that f...

I have a Phillips SystemOne CPAP, have had it for a little over a year, and it's been getting progressively louder and louder throughout that time. At this point, it sounds like a vacuum cleaner, and not even a fan can drown out the noise. It's been waking up my pregnant wife, who's a very light sle...