The tower connects the outer sealing member to the inner sealing member and extends beyond {TAIL ~ the inner sealing member} to be received within the opening thereby sealing the opening of {HEAD ~ the grommet} 
The tower connects the outer sealing member to the inner sealing member and extends beyond { TAIL ~ the inner sealing member } to be received within the opening thereby sealing the opening of { HEAD ~ the grommet }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD