can one have too much exhaust.....i am in the process of designing a new small area....the dimensions are 3wx2dx5h...i am going to run a soler palau 6" fan for the exhaust its rated at 293cfm i am going pull from 2 6" vents in the ceiling droping into 1 6" and push through a scrubber about 10 feet away.....for intake im pushing in from the outside through 4 ,4' runs of ducting i was thinking of using a soler palau 4" rated at 101cfm in 2 of the runs to help boost the air......any comments or insite greatly appreciated.....

__________________
"the more herb man smoke the more babylon fall" Robert Nesta Marley