The heated air then exits the grain dryer 10 through {HEAD ~ the outer perforated wall} 34 in the general direction of {TAIL ~ arrow} 44  
The heated air then exits the grain dryer 10 through { HEAD ~ the outer perforated wall } 34 in the general direction of { TAIL ~ arrow } 44
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH