The air inlets 54 extend completely through the sidewall 44C and through the ends of the center portion 46 into the center cavity 52 and allow {HEAD ~ fluid communication} between the outside ambient air and {TAIL ~ the center cavity} 52 
between
The air inlets 54 extend completely through the sidewall 44C and through the ends of the center portion 46 into the center cavity 52 and allow { HEAD ~ fluid communication } between the outside ambient air and { TAIL ~ the center cavity } 52
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH