Original insulation trade vintage catalog for ALFOL INSULATION COMPANY, INC. main office was located in the Chrysler Building, New York City, NY. Manufacturers of Aluminum Foil Insulation. Insulate where temperatures range up to 1250 Degrees. Used at Bell Telephone Laboratories, New York City. Battleships, cruisers, refrigerated trucks, steam pipe lines, locomotive boilers, railroad passenger cars, high speed trains and subway cars. Unbound from a large 1936 insulation catalog, this unique old one page technical brochure would exhibit beautifully matted and framed. A fantastic addition to your retro insulation collection.