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