What chimney damper means
A damper is the plate that closes the flue when the fireplace is not in use, either just above the firebox or at the top of the chimney.
Also called damper, top-sealing damper.
Where it matters on a chimney job
Rusted throat dampers that will not seal are a steady repair item. A top sealing damper seals better and doubles as a cap, which makes it an easy upgrade to offer during a sweep.
What it costs
Jobs that involve chimney damper are priced in the chimney repair cost guide: about $600 typical, usually $210 to $980. The guide shows its sources and what moves the price.
Work it out
- Cost guide: Chimney repair cost
- Tools, templates and guides: Free chimney resources