JANITROL – Date of Manufacture Request

Sometime back in November 2015 we received a request to “Help in determining the Date of Manufacture” of this old Janitrol Unit from Dave G. out of Colorado.  Here is a sampling of our determination, along with photo’s. The Original Request: Janitrol Garage/Hanger space heater.  Possibly pre-1965.  NAT. gas 7″ output vent, 175K BTU input, 140K BTU output, 110 V/3.4A …