Abstract: A study of the practical considerations involved in assigning kilowatt ratings to radiant heating elements in furnace chambers. Constants for radiation and absorption are given.

Your furnace's job is keeping you warm. Get to know the parts of a furnace so it will do that job better and last a lot ...

Electric furnace, 110 volts, with chromel-alumel heating element. Patented Feb. 6, 1906, July 9, 1907, July 30, 1907. "Developed by Albert L. Marsh in 1906, out of research aimed to develop a ...

The air is warmed through combustion or an electric heating element, then blown out the front of the heater and into the room being heated. Unlike standard forced-air furnaces, modern wall ...