In a message dated 10/22/2011 2:12:46 P.M. Central Daylight Time,  
[email protected] writes:

How much  CS does the CPAP go through in a night? I used probably 8 to 12 
oz in 8  hours...that is another thing about this delivery system...it is 
gradual. My  ionic was like 4ppm to 5ppm