In one embodiment, {TAIL ~ a valve} is secured to a distribution conduit in fluid communication with a pressurized source of {HEAD ~ fluid} 
In one embodiment , { TAIL ~ a valve } is secured to a distribution conduit in fluid communication with a pressurized source of { HEAD ~ fluid }
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD