Original heating trade vintage catalog for AMERICAN SOLAR KING CORPORATION. Main office was located at 90 Cambridge Street, Burlington, MA. Manufacturers of Daystar solar collectors for roof top installations, residential and commercial hot water and heating applications and industrial process heat. Pictured is installation at Colgate-Palmolive Research & Development Headquarters and Gainesville, Florida Airport. Daystar 1800 and 1600 thermal optical characteristics, key features, physical characteristics provided. Disbound from a large 1982 home builders heating catalog, this unique old four page technical specifications 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.