Which of the following best describes a chimney flue?

A chimney flue is specifically designed to convey exhaust gases generated from sources such as fireplaces, wood stoves, and other heating appliances to the outdoors. This function is essential for maintaining safety and efficiency within a home, as it helps to remove potentially harmful combustion byproducts, such as carbon monoxide and smoke, from living spaces.

The design and materials of the flue play a crucial role in ensuring that these gases are channeled away effectively, thereby protecting the indoor air quality and preventing the buildup of dangerous substances. Proper flue installation and maintenance are vital for the safe operation of any chimney system, making it a critical component for both building regulation compliance and occupant safety.