Further, the present invention relates to a system that integrates {HEAD ~ light fixtures} with a suspended grid ceiling or {TAIL ~ a solid ceiling} 
with
Further , the present invention relates to a system that integrates { HEAD ~ light fixtures } with a suspended grid ceiling or { TAIL ~ a solid ceiling }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL