The periphery of the pipe then engages {HEAD ~ the abutment} 13 that forms {TAIL ~ part} of the pipe gripper 9, the height of the abutment 13 essentially being sufficient to allow water entering the baffle 1 to pass out through the outlet 12 via the internal baffle plates 6 as shown in FIG 1 
forms
The periphery of the pipe then engages { HEAD ~ the abutment } 13 that forms { TAIL ~ part } of the pipe gripper 9 , the height of the abutment 13 essentially being sufficient to allow water entering the baffle 1 to pass out through the outlet 12 via the internal baffle plates 6 as shown in FIG 1
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH