Original 1948 heating trade vintage catalog for the DAY & NIGHT MANUFACTURING COMPANY. (One of the Dresser Industries). Main office and plant was located in Monrovia, CA. 

Manufacturers of Space Heating Equipment. 

Products include Panelray Vented Gas Wall Heaters and Radiant Infra-Red Heating.

The patented Heat Trap flue, an exclusive Day & Night feature, is the main reason why Panelray Gas Heaters give more heat at lower cost. A series of indents in the flue, staggered and baffled, retard rising hot gases and deflect them from side-to-side, transferring more het into the room area. This maximum utilization of heat assures maximum comfort and minimum expenses.

Has product images, illustration, description, application and specifications provide product details.

Unbound from a large rare 1947-1948 Catalog File, this unique old four-page technical brochure would display beautifully matted and framed. Awesome cover graphics. A fabulous addition to your retro construction industry library. Pages contain residual glue on the edge.