Share 'Mask compatability'

In the past I have had no problem using a different make of mask to that of the APAP until my APAP was swapped. For years I have been using the F & P Simplus with my Resmed S9 APAP with no problems but since my S9 was swapped for a newer S9 I have had problems. The APAP has been running at a much higher pressure, 19.6 average, than normal OUCH!!!. Doing some testing sitting in a chair this mo…