A plenum chamber is provided within the housing for receiving pressurized fluid and for dividing {TAIL ~ the pressurized fluid} into {HEAD ~ three portions} 
A plenum chamber is provided within the housing for receiving pressurized fluid and for dividing { TAIL ~ the pressurized fluid } into { HEAD ~ three portions }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD