{HEAD ~ Base port} 10 may be connected to {TAIL ~ a vacuum} to facilitate fluid pull through 
connected to
{ HEAD ~ Base port } 10 may be connected to { TAIL ~ a vacuum } to facilitate fluid pull through
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH