A typical unit of the new panels, composed of stainless steel exterior and interior facing with Foamglas insulation, is 3.5 in thcik and 52 in square and weights less than 200lb. Its insulation value is six times better than a 13in solid masonry wall.
Origin
Unknown
Journal Title
Amer Glass Rev., 66 [41] 24. 62 (1947)
Sector
Primary Papers
Class
PP 1053