I just purchased the Breas Z2 for use when I travel. The problem you describe sounds eerily like what I was experiencing. I wear a full face mask & I was being blasted away. It didn't matter if I was on z-breathe 1, 2, or 3. Long story boring I had a defective machine that had a faulty motor. They h...

Did you get a resolution on this? I tried my z2 last night prior to my vacation. My home machine is the Resvent ibreeze. I can control my apnea with my home machine with 10-12 for pressure. Unfortunately the highest pressure the Z2 gave me last night was 7 which didn't do a good job controlling my a...