Original insulation trade vintage catalog for THE SISALKRAFT COMPANY. Main office and factory was located at 205 West Wacker Drive, Chicago, Illinois. Three Sisalkraft Products. Sisalkraft Reinforced Building Paper, Sisalation Reinforced Reflective Insulation and Copper Armored Sisalkraft. Unbound from a large 1951 architectural catalog, this unique old four page technical brochure would exhibit beautifully matted and framed. A fantastic addition to your retro insulation collection. Pages are detached and may contain a small amount of residual glue on edge. Includes an unused Business Reply Card postcard.