Direct vent fireplace repair for North Miami homes
Direct-vent and natural-draft vents follow different rules, and we treat each one by its own manual.
- Owned and run locally
- Available for same-day service
- Fully licensed and insured
- Family owned and run
What a failing gas vent can look like
- Plants grown over the termination
- A new deck built close to the vent
- Ceiling stain near a vertical vent
- A window replaced near the termination
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Direct-vent and B-vent work, step by step
Where Type B vent must not be used
The same vent maker is clear about what Type B vent is not for. It should not serve appliances that need a pressure-tight or liquid-tight vent, or wall furnaces listed only for other vent types. Appliances that can readily be converted to solid or liquid fuels are excluded too.
If we find Type B vent serving an appliance its instructions exclude, we explain the mismatch and why it matters. The fix usually involves the vent system the appliance manual actually calls for. That work is quoted as a vent replacement, with the appliance kept off until it is done.
Restrictor settings after a route change
On certain direct-vent models, a flue restrictor inside the appliance is positioned to suit the vent's vertical rise. One manual links each vent configuration to a restrictor position in a chart.
If the vent route has been changed, the restrictor may no longer match it. We check the setting against the manual for the installed route and adjust it where the manual allows. A wrong setting can make the fire look poor or behave differently from the manual's description, which is easily mistaken for an appliance fault.
Spillage at the draft hood
On a natural-draft appliance, the draft hood relief opening should draw air in while the unit runs. If combustion products spill out of that opening instead, the vent is not drawing properly. One manual warns that negative pressure can cause spillage of combustion fumes and soot.
We carry out a draft check at the draft hood after the unit has warmed up, following the vent maker's method. If it shows spillage, the fireplace stays off while we trace the cause, which may sit in the vent, the termination, the house pressure or the appliance.
A carbon monoxide alarm and the vent
If a carbon monoxide alarm sounds, get everyone out of the house into fresh air. From outside, call 911 and do as the responders instruct. Nobody goes back in until they confirm it is safe.
A blocked termination, a separated joint or spillage at a draft hood can be involved. The cause has to be found rather than assumed. Leave the fireplace off. When the responders have finished, we can check the vent and appliance and explain what we find.
What a gas vent visit in North Miami includes
- Termination clearances against the manual
- Joint locking to the vent instructions
- Old parts and debris hauled away
- Clearance to later decks, fences and additions
Gas vent work, questions and answers in North Miami
What does a B-vent installation from you include?
Listed Type B pipe and fittings, with the firestop spacers, attic insulation shield, supports, roof flashing, storm collar and listed cap the vent maker specifies. The route is sized and set to the appliance manual and the fuel gas code.
Do exhaust fans affect my gas fireplace vent?
They can on a natural-draft unit. Exhaust fans, dryers and range hoods can lower indoor pressure and weaken draft. We can check the draft with them running and explain what the check shows.
Will you check the roof flashing around a vertical vent?
Yes, as part of the vent route. We look at the flashing, storm collar and sealant around the pipe where the roof can be reached safely. Roofing work beyond the flashing is referred to a roofer and priced by them.
More Ways to Care for Your Fireplace
- Chimney Sweep and Chimney CleaningArrange careful chimney cleaning in Miami with a defined scope, protected work area and useful findings.
- Chimney Chase Cover ReplacementReplace the chase top with a properly planned cover and clearly defined pipe connections.
- Fireplace Hearth RepairRepair the hearth surface after considering the supporting assembly and fireplace requirements.
- Chimney Cap Installation and ReplacementProtect the chimney opening with a cap chosen for its fit, attachment and compatible system.
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Chimney & Fireplace Brands We Work With
DuraVent 
Olympia Chimney and Venting 
Copperfield Chimney Supply 
Rutland 
Heatilator 
Heat & Glo