Original 1977 roofing trade vintage catalog for the BILCO COMPANY.  Main office and plant were located in New Haven, CT.

Manufacturers of Automatic Fire Vents. First in Design and Quality. (Our 51st Year).

Products include the 'D-SH' Double Leaf Fire Vent, the 'SV' Special Single Leaf Fire Vent and the 'D-SV' Special Double Leaf Fire Vent, all are fully featured.

Has product images, detailed illustrations, description, applications and specifications to provide product info.

Unbound from a large rare 1977 Architectural Catalog File compilation, this unique old four-page technical brochure would display beautifully matted and framed. Nice cover graphics. A fabulous addition to your retro roofing vent library.