Fox (chimney)

Fuchs in a disused coking plant with a throttle valve. In the background the floor of the chimney with visitors on a tour.

A fox is an exhaust duct from the combustion chamber of a stove to the chimney . Often channels are generally referred to as that through which flames and combustion gases pass , but which are not part of the combustion chamber . Flame distribution channels below the furnace floor in furnaces are also known as foxes.