This is a 1964 2-page ad for a Koppers Dylite Refrigeration Panels, Dylite Foam, Unit Structures, Bitumastic Enamel! The size of the ad is approximately 11x17inches. The caption for this ad is 'Dylite refrigeration panels save 6 months construction time' The ad is in great condition. This vintage ad would look great framed and displayed! Add it to your collection today!