On the exterior surface of the outer sheet 14 {HEAD ~ a foam layer} 17 having {TAIL ~ a thickness} from 1/8 inch to 3/4 inch is secured by sealing it to this surface 
having
On the exterior surface of the outer sheet 14 { HEAD ~ a foam layer } 17 having { TAIL ~ a thickness } from 1/8 inch to 3/4 inch is secured by sealing it to this surface
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH