{TAIL ~ The insulation system} utilizes {HEAD ~ a suitable insulating material} and a vapor barrier which protects the insulating material from moisture penetration and provides an attractive ceiling appearance 
{ TAIL ~ The insulation system } utilizes { HEAD ~ a suitable insulating material } and a vapor barrier which protects the insulating material from moisture penetration and provides an attractive ceiling appearance
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH