Liner, Flue

Definition

Heat-resistant firebrick or other fireclay materials that make up the lining of a chimney.

Purpose

Flue liners protect the chimney walls from heat and corrosive byproducts of combustion. They improve the efficiency and safety of the chimney by preventing heat transfer and containing flue gases.

Examples of Use

• Residential chimneys: Lining brick or masonry chimneys to enhance durability and safety.
• Commercial boilers: Protecting the chimney flues of industrial and commercial heating systems.
• Fireplaces: Ensuring the safe venting of smoke and gases from wood-burning fireplaces.

Related Terms

• Chimney: A vertical structure used to vent smoke and gases from a fireplace, stove, or boiler.
• Fireclay: A heat-resistant clay used in the construction of flue liners and firebricks.
• Damper: A device used to regulate the airflow and flue gases in a chimney.

Notes

• Regular inspection and maintenance of flue liners are essential to ensure they remain intact and functional.
• Flue liners can be made of various materials, including clay, ceramic, and metal.
• Proper installation is crucial to prevent chimney fires and improve the overall efficiency of the heating system.