Posted by Richard S (63.24.254.227) on August 01, 2001 at 08:53:42:
In Reply to: How come posted by Bob P on July 31, 2001 at 18:50:09:
It shouldn't happen at night (or at anytime) if everything were normal. So your system goes out of whack during the day but not a night. Maybe "cause" is the wrong word for decreased O2 in relation to CH. Maybe "possible trigger" is a better term.