An electrical power cord connects the unit to {HEAD ~ a power source} to power the pumps and {TAIL ~ jets}, while hoses provide water for filling and draining the tub 
to power
An electrical power cord connects the unit to { HEAD ~ a power source } to power the pumps and { TAIL ~ jets } , while hoses provide water for filling and draining the tub
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH