Chimney words, explained
Plain English for the words you hear on a chimney visit.
B
Backdraft
When smoke or gases are drawn back into a building rather than exiting through the chimney.
C
Chimney Cap
A metal cover or hood at the top of the chimney that prevents moisture and debris from entering.
Chimney Inspection
A thorough examination of a chimney to identify any structural or safety issues.
Chimney Relining
Installing a new liner in the chimney flue to improve safety and efficiency.
Chimney Waterproofing
Applying a sealant to the exterior chimney surface to protect it from water damage.
Creosote
A tar-like substance that builds up inside chimneys from burning wood, which can become a fire hazard.
Crown
The top element of a masonry chimney designed to prevent water damage.
D
Damper
A movable plate in the chimney that regulates airflow and the escape of smoke.
Draft
The natural upward flow of gas and smoke in a chimney, which can be affected by the chimney's design or blockages.
F
Firebox
The chamber where the fire burns in a fireplace.
Flue
The passage or duct in a chimney that allows smoke and gases to exit the home.
L
Lintel
A horizontal support across the top of the fireplace opening.
M
Masonry Repointing
The process of renewing the external part of mortar joints in brick or stone walls to prevent water ingress.
S
Smoke Chamber
The area above the firebox and below the flue where smoke gathers before being drawn up the chimney.
Spark Arrestor
A device fitted to a chimney to prevent sparks and embers from escaping, reducing fire risk.
T
Tuckpointing
A technique used in masonry to repair mortar joints.
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