
Creosote
Deposits of hydrocarbons that were in the smoke going up the chimney that have condensed into a solid form.
Cricket or Saddle
(also referred to as a Saddle) A ridge that extends from the back of the chimney to the slope of the roof, with the purpose of shedding...
Parging
A thin coat of mortar applied to the inside of a masonry chimney or to the walls of a smoke chamber designed to reduce the resistance of...
Throat
Opening above a fireplace firebox through which flue gases pass from the firebox to the flue. The fireplace damper frame assembly is...
Thermal Expansion
Alteration to temperature inside a chimney or duct system that causes the metal surfaces to expand.
Video Scan
Incorporating a closed circuit video camera and monitor, for inspecting the interior of flues and other inaccessible areas. This...
Damper
A damper is a device for controlling the flow of air or smoke in a chimney or woodstove. In its most common form, plate located in the...
Chimney Liner
Chimney Liner - The inner portion of the chimney that contains the products of combustion. It can be made of clay tiles or of metal. The...
Insurance
Many home insurance policies actually require an annual chimney cleaning and inspection. If you suffer from a house fire and can’t...
Definitions....Safety first
Chimney Chase - The area or structure around metal flue pipes. The chase is usually built with wood or steel studs with an exterior that...
Chimney Sweeping
Chimney Cleaning (Sweeping) - The process of removing soot, creosote, and debris from a chimney. ... This means that any holes, cracks or...