Thanks for the replies, everyone! I noticed he doesn't like the smell of my deodorant so maybe I'll try a little of that.

I just replaced my hose and mask, so I could put the deterrent on my old one and sleep with that for a few nights to see what happens.

I have a very curious cat who is super interested in my cpap and everything that goes with it. He loves anything plastic. I ended up making a hose cover out of fabric and that's stopped him from messing with the hose, and I can hide everything during the day, but recently I've been walking up in the...