Original 1939 heating trade vintage catalog for the H H W BERGMANN & COMPANY.  Main office and plant were located at 132 Nassau Street, New York, NY. (Established 1908).

Manufacturers of BECO Louvers. Ventilating Specialties.

Products include the BECO Adjustable Stormproof Louver for Masonry and Glass Block Walls, which is fully featured.

Has product image, illustrations, description, applications and specifications to provide product details.

Unbound from a large rare 1939 Process Industries Catalog, this unique old one-page technical brochure would display beautifully matted and framed. Nice graphics. A fabulous addition to your retro ventilation equipment library.