a second pass thru {HEAD ~ divider} having at least one hole at {TAIL ~ the bottom}, spaced away from the first pass thru divider and in the interior of the main box 
a second pass thru { HEAD ~ divider } having at least one hole at { TAIL ~ the bottom } , spaced away from the first pass thru divider and in the interior of the main box
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH