Original heating trade vintage catalog for SUBURBAN MANUFACTURING COMPANY. Main office was located in Dayton, TN. Manufacturers of Forced Air Ceiling Furnace for apartments and condominiums. Designed for ceiling installation during construction of small space, multi-unit housing applications. Applications, features, air flow analysis, specs are provided. Disbound from a large 1982 home builders heating catalog, this unique old two page technical brochure would display wonderfully matted and framed. A marvelous addition to your retro heating equipment library. Pages are detached and may contain a small amount of residual glue on edge.