{HEAD ~ The ballast} is preferably mounted on {TAIL ~ the outside} of the fixture, but not limited to that location, which is easily accessed for replacement or maintenance, and can be described as “snap in and snap out.” 
is preferably mounted on
{ HEAD ~ The ballast } is preferably mounted on { TAIL ~ the outside } of the fixture , but not limited to that location , which is easily accessed for replacement or maintenance , and can be described as “ snap in and snap out . ”
HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL REL TAIL 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