Your leak rate is confusing me. Respironics machines report total leak (unlike ResMed machines, which factor in the intended leak rate and only report leaks above that threshold). I'm also wondering about that... I double-checked and the leak rate was 12.5 L/m for last night and I am sure it was 10...

I'm a new user and have used my Respironics M Series Pro machine probably for a total of 20 nights, but last night was just perfect! I slept all the way through 6 hours and 6 minutes 10 cm H20 C-Flex 2 leakage 10L/m AHI 1 ... Didn't even wake up once! Very excited about how I'm feeling and the comfo...