Venting for gas fireplaces in Nurmi Isles, checked end to end
Termination caps replaced to the vent maker's listing and set to the manual's clearances.
- Owned and run locally
- Available for same-day service
- Fully licensed and insured
- Family owned and run
Clues that point to the gas vent
- Nest or leaves at the outside cap
- Fireplace shuts down soon after lighting
- Rattling cap on a windy day
- Heat marks on framing near the pipe
Jump to
Keeping a gas fireplace vent sound
Heat marks on framing near the pipe
Vents need specified air space to framing and other combustible materials. Manuals warn that insulation and other materials must be kept away from the vent pipe, because failing to keep that air space can lead to overheating and fire.
Darkened wood, scorched paper facing or heat-softened materials near a vent are serious findings. We explain what we see and why the fireplace should stay off. The repair restores the listed clearances, which may involve moving framing or material. That work is quoted and approved before the appliance is used again.
Painting exterior galvanized vent parts
One vent maker explains that outdoor galvanized parts last longer and look better when painted properly. Oil and dirt are removed first, then a primer recommended for adhesion to galvanized steel goes on before the finish coat.
If exposed vent parts are rusting or peeling, we explain whether painting is enough or whether the part has corroded too far. Paint work is not a substitute for a failed part. Where replacement is needed, the listed part is quoted, and finishing it is noted on the estimate.
Replacing damaged B-vent pipe sections
Type B vent sections can corrode, dent or separate, particularly in attics and where they pass through the roof. A damaged section is replaced with the listed part from the same Type B system, joined with its locking feature.
Where a section was not listed for the appliance, or the whole run is past repair, we explain whether a full replacement is the better option. The estimate separates a single-section repair from a new run. Firestops, shields and supports disturbed during the work are refitted as the instructions show.
Vent-free units have no vent to repair
A vent-free gas fireplace or log set does not use a vent. Its combustion products stay in the room, and its listing depends on protective devices and limits on room size.
If your appliance is vent-free, this venting service does not apply. It is handled under our ventless gas fireplace service, which follows the requirements for that design. If you are not sure whether your appliance is vented, the rating plate and manual will say, and we can check it for you.
Line items for gas vent work
- Vent maker and system read from labels
- Route traced from collar to termination
- Accessible joints checked for full engagement
- Wall penetration seal
Questions on gas vents, answered for Nurmi Isles
Can a gas fireplace vent through an old masonry chimney?
Some appliances are listed to vent through a liner or gas vent inside a masonry chimney. Before the connection, the fuel gas code calls for the chimney passage to be checked for obstructions and cleaned if wood or another solid fuel was burned in it. Insert liners are handled under the insert service.
Can the gas vent share a flue with a wood-burning fireplace?
No. The manuals we work from require a separate vent and prohibit venting into a pipe serving a solid-fuel appliance. The fuel gas code also calls for gas vents inside masonry chimneys to be labeled for gas appliances only.
What happens to the old vent parts you remove?
We take them away with the other debris, which is cleaned up and hauled away before we leave. If you would like to see or keep a damaged section, say so and we will set it aside for you.
More Ways to Care for Your Fireplace
- Chimney Flue RepairAssess repairs to damaged existing flue linings and distinguish them from a new liner installation.
- Chimney Sweep and Chimney CleaningArrange careful chimney cleaning in Miami with a defined scope, protected work area and useful findings.
- Chimney Animal RemovalAssess occupied chimney openings and plan appropriate follow-up cleaning or entry protection.
- Chimney Leak RepairFind the chimney water entry point and plan a repair before restoring the damaged finish.
- Chimney TuckpointingRenew deteriorated mortar joints around chimney bricks that can appropriately remain.
Proudly American
Local service. Careful repairs. A fireplace worth coming home to.
Call Now (645) 465-4171We received your request
Our team will contact you to arrange your inspection.
Chimney & Fireplace Brands We Work With
DuraVent 
Olympia Chimney and Venting 
Copperfield Chimney Supply 
Rutland 
Heatilator 
Heat & Glo