Chamber repair above the damper for homes in North Miami
We describe what we could see above the damper and what stayed hidden, before quoting anything.
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- Available for same-day service
- Fully licensed and insured
- Family owned and run
What you may notice below a failing chamber
- A smoky smell after the fire is out
- An earlier coating flaking away
- Gaps around the damper frame
- A gap under the lowest flue tile
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The chamber work above your damper
Loose brick and mortar come first
The same instructions ask for the chamber to be checked for cracked, loose or missing brick and mortar, and for obstructions, before any coating is applied. A coating cannot hold loose masonry in place, and it should not bridge over a hole.
Where we find loose or missing brick, it is reset or replaced before parging. That work appears as its own line in the estimate. If the damage is extensive, we explain whether a rebuild of the chamber would be the sounder course.
Cracks and gaps in the smoke shelf
A smoke shelf takes heat from below and debris from above. Its surface can crack, erode or separate from the back wall. Gaps there let deposits and moisture work into the masonry underneath.
Smoke shelf repair fills and smooths that surface with refractory material, keeping it level and in line with the damper as guidance describes. A shelf that has pulled away from the back wall is closed along its full length. We explain the extent of the damage and include the shelf in the estimate as its own line.
What lies behind the chamber walls
The chamber walls separate the smoke path from the rest of the chimney breast. Beyond that masonry, the house has framing and finishes. The building code keeps wood beams, joists, studs and other combustible material a set distance from the faces of a masonry fireplace.
That is one reason open joints and cracks in the chamber matter. Heat and smoke that pass through the inner surface reach masonry that was meant to stay shielded. We cannot see framing from inside the chamber, and the findings say so. Where a clearance question arises, we explain how it could be looked into.
Chamber records kept for a home in North Miami
Once chamber work in North Miami is finished, the written record lists the product used, the areas covered, the shelf work and the curing steps. It also notes anything outside the job that we saw, such as damper wear or a cracked lowest tile.
Store it with any other papers about the fireplace. If someone else works on the fireplace later, the record answers questions nobody could otherwise settle from the room. It also helps us if you contact us about the chamber again.
Checked and priced before chamber work begins
- Coating built up in layers
- Hearth and floor covered during work
- Written record of the chamber work
- Firebox repairs listed separately
Answers about parging and shelf repair
Can the smoke chamber be repaired through the fireplace opening?
In most cases, yes. Chamber work is done from the firebox, reaching up through the damper opening. If the throat is tight or the damper plate is in the way, it may have to come out for access, and the estimate says so.
Does my factory-built fireplace have a smoke chamber to repair?
Not a masonry one. A factory-built fireplace forms its smoke path from listed metal parts, and repairs use the parts its maker specifies. That is prefab fireplace repair. We confirm which kind you have before discussing chamber work.
Do you use ordinary mortar for small chamber repairs?
No. The code calls for refractory mortar on the chamber's inside surface, and ordinary masonry mortar is made for other conditions. Even small patches use a refractory product suited to the chamber, and the estimate names it.
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Chimney & Fireplace Brands We Work With
DuraVent 
Olympia Chimney and Venting 
Copperfield Chimney Supply 
Rutland 
Heatilator 
Heat & Glo