The particular geometry of {HEAD ~ the hook shaped ends} is designed to accommodate a variety of {TAIL ~ gutter systems} used in various pools 
The particular geometry of { HEAD ~ the hook shaped ends } is designed to accommodate a variety of { TAIL ~ gutter systems } used in various pools
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH