Masonry repair
Sweep & inspection
Caps & crowns
Flue relining
Gas fireplace serviceLevel 1 sweep and inspection to the NFPA 211 annual standard - flue, crown, cap, and flashing checked and photographed
Chimney sweep logs do not sweep chimneys. They loosen some creosote - which then falls where a brush and vacuum still have to collect it.
Fast, Reliable Gas Fireplace Repair Across Roswell
If your gas fireplace in Roswell won’t ignite, keeps shutting off, or smells odd when running, the most common culprits are a failed thermopile, a clogged pilot assembly, or venting that’s rusted through at the firebox connection. A typical gas fireplace repair in Roswell runs $185 – $410 depending on the part and the venting setup, and our diagnostics tell you exactly what’s wrong before any work is quoted. We serve Roswell’s historic mill village cottages near the Chattahoochee and the 1980s-90s subdivisions off Holcomb Bridge Road, Crabapple Road, and Hembree Road. Call (229) 350-8952 and a live person answers, day or night, 24/7.
Key Takeaways
- Real Roswell pricing: Gas fireplace repairs here run $185 – $410 for common failures; flue relining runs higher when a red clay liner has cracked.
- Camera evidence before any quote: You see the footage of your flue before we recommend a reline, crown rebuild, or anything else.
- Background-checked technicians announced by name and photo before they arrive, with a photo ID badge at your door.
- Written guarantee on every repair and a free second visit if the repair fails within the coverage period.
- Local expertise in Roswell’s housing stock: 1980s prefab metal chimneys, red clay tile liners, and occasional ice-storm moisture all fail in predictable ways here.
Styles & brands we work with
Why Alcott Chimney Marietta Is Roswell’s Preferred Gas Fireplace Repair Company
Gas fireplaces in Roswell almost always vent into chimneys that were built for wood. That mismatch creates the failure patterns we see again and again in neighborhoods like Brookfield, Martin’s Landing, and the historic district near Canton Street. Our Gas Fireplace Repair team runs a camera down every flue during service calls, because the problem is rarely just the appliance. When a gas fireplace won’t stay lit in a 1990s home off Mabry Road, the culprit is often a hairline crack in a red clay tile liner that’s been quietly letting acidic condensation eat the mortar for years. Homeowners who call us get a straight answer with footage, not a vague verdict. Ruben Castellano and his crew built this company on showing the work, and that’s exactly what Roswell homeowners have come to expect since we started serving the area from our Atlanta dispatch office.
Every technician who arrives at a Roswell door is background-checked, identity-verified, uniformed, and announced to you by name and photo before the visit. That’s the Threshold Standard, and it’s not an option or an upgrade. It’s how we’ve operated since Alcott Chimney Sweep was founded in 2002. We also put a written price in your hands before any tool comes off the truck. No estimate that balloons an hour later, no “we’ll see once we’re in there” pricing games.
Our Gas Fireplace Repair Services in Roswell
Gas Fireplace Ignition and Pilot Diagnostics
When a pilot light refuses to stay lit in a Roswell home, homeowners often chase the thermocouple or the gas valve. Sometimes that’s the fault. Quite often in this area, though, the real issue is venting that’s failing at the firebox connection on an older prefab metal chimney. We test millivolt readings, check pilot orifice condition, and inspect the entire venting path including the termination cap. If the firebox is fine but the chimney is rusted through, we’ll tell you that and show you photos.
Flue Liner Camera Inspection and Repair
Roswell’s distinctive red clay tile flue liners, sourced from local brickworks, are prone to hairline cracks after decades of thermal cycling. Gas appliances venting into masonry chimneys originally built for wood fires accelerate this: the cooler exhaust produces acidic condensation that attacks mortar joints from the inside. We run a Level 2 camera inspection on every gas fireplace call where venting is suspect. What we find, you see. If the liner has cracked, we’ll discuss relining with a DuraFlex stainless steel system, which is sized to your appliance and carries a written warranty.
Gas Chimney Crown Rebuilding and Waterproofing
Roswell sits on clay soils that shift with moisture, and our humid subtropical climate pushes water into any crown crack it can find. Occasional ice-storm cycles make it worse: water gets in, freezes, expands, and widens the fracture. A damaged crown lets water reach the flue and the firebox below, and you may notice white efflorescence stains on the visible chimney face. We rebuild crowns with proper expansion joints, seal them, and waterproof the exterior masonry with chimney-grade treatments from Gelco and Olympia Chimney, not hardware-store silicone.
Gas Fireplace Cleaning and Safety Inspections
A gas fireplace still generates soot, dust, and occasionally acidic byproducts that build up on logs, glass, and inside the firebox. In Roswell’s intermittent heating seasons, spiders and wasps also find their way into venting between uses. We clean the glass with ceramic-safe solutions, remove debris from the burner and pilot assembly, and verify that combustion byproducts are venting correctly. A clean, properly vented gas fireplace should never put carbon monoxide into your living room, and we treat that standard as non-negotiable.
What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Roswell
We arrive at Roswell homes stocked for most common failures, including replacement parts and relining materials from DuraFlex, HeatShield, and Famco. These are the brands chimney professionals specify, not box-store substitutes. When your gas fireplace needs a new venting path or a resurfaced flue, the material going in has a published lifespan and a written warranty. We don’t improvise with sheet metal and foil tape, and we won’t ask you to wait a week for parts while your family’s fireplace sits dark. Dispatch is coordinated from our Atlanta office, and crews scheduled for Roswell service calls carry what the most common 1980s-90s gas fireplace repairs require.
See the difference
Before
After
Before
After
Before
AfterCommon Gas Fireplace Repair Problems We See in Roswell Homes
- Cracked red clay flue liners. Hairline fractures from decades of thermal cycling show up on camera as bright lines running through the tile. You can’t see them from outside, and they quietly let acidic condensation attack the surrounding mortar.
- Rusted-through prefab metal chimneys. On 1980s-90s Roswell homes, the firebox connection is the first spot to go. Rust there gets misdiagnosed as needing a cleaning when the real fix is a replacement venting path.
- Water intrusion through cracked crowns. Ice-storm cycles push water into already fractured chimney crowns, then gas pressure drops mimic gas supply issues. Homeowners call us about a failing valve when the real culprit is a leaking chimney.
- Pilot and thermopile failures from intermittent use. Roswell’s mild winters mean fireplaces sit idle for long stretches. Dust, spider webs, and oxidation build up in pilot assemblies, causing weak flames that don’t hold the gas valve open.
Pricing for Gas Fireplace Repair in Roswell, GA
Here’s what gas fireplace work actually costs in Roswell. Diagnostics and a standard repair like a thermopile or pilot assembly replacement typically run $185 – $295. More involved jobs, like replacing a gas valve or repairing venting at the firebox connection, usually fall in the $310 – $410 range. Flue relining is a bigger job because it involves the full venting path: a DuraFlex stainless steel reline in a Roswell single-story chimney commonly starts around $1,200 – $2,400 depending on length and access. We never quote a reline without camera footage. You’ll see the crack in your clay tile liner yourself before we recommend a single inch of new material. Estimates are free, and you get a written price before any work begins.
We Also Serve Cities Near Roswell
Our Gas Fireplace Repair in Roswell coverage area includes the surrounding northwest Atlanta suburbs. If you’re in Marietta, Kennesaw, Smyrna, or Acworth, we schedule service calls throughout the week from the same dispatch office. Same background-checked technicians, same camera-first diagnostics, and the same written guarantee on every repair.
Serving Roswell, GA - Our Local Coverage Area
We’re based in the Roswell area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs – Gas Fireplace Repair in Roswell
Yes. Annual inspections matter even with occasional use because the damage in these older venting setups happens slowly and invisibly. A gas fireplace venting into a masonry chimney built for wood creates acidic condensation that eats mortar from the inside, and a red clay tile liner in a 1980s Roswell chimney may already have hairline cracks that aren’t visible from the room. An annual camera inspection costs far less than a flue reline or brick repair. Call (229) 350-8952 and we’ll schedule an inspection at your convenience.
This is almost always a chimney moisture problem, not an appliance fault. The white stains are efflorescence, mineral deposits left when water migrates through the masonry and evaporates. The musty smell is that same moisture plus acidic combustion residue sitting inside the flue. In Roswell’s humid climate, cracked crowns and failed mortar joints let water in constantly. We inspect the crown, the flue, and the firebox with a camera, then quote repair work from what the footage shows. Free estimates, written price, and a written guarantee on any repair we perform.
You should insist on seeing the footage before accepting that quote. A hairline crack in one tile doesn’t automatically mean a full rebuild. In many Roswell chimneys, a correctly sized DuraFlex stainless reline resolves the venting problem without tearing down masonry that’s still structurally sound. We run a camera, show you exactly what we’re looking at, and walk through options from least invasive to most. If the crack is cosmetic and the flue still drafts safely, we’ll tell you that too. Nothing is recommended without evidence you can see for yourself. Call (229) 350-8952 for a second opinion with actual camera documentation.
A weak or dirty pilot assembly. Spiders, dust, and oxidation build up in the pilot tube and orifice during Georgia’s long off-seasons, producing a weak flame that doesn’t generate enough millivolts to hold the gas valve open. That’s the fix on most calls. But in 1980s-90s Roswell homes specifically, we also check the prefab metal chimney at the firebox connection, because rust there can cause pressure changes that mimic pilot failure. We test the millivolt circuit first, then verify venting. Either way, you’ll know the actual cause before paying for a repair.
Rust at the roof line on a prefab metal chimney can’t be safely patched. Those manufactured chimneys are engineered as a complete venting system, and once the outer casing rusts through, the insulation and inner liner are compromised, which creates a fire hazard. East Roswell’s humid summers and occasional ice storms accelerate that corrosion. The correct fix is replacement of the affected chimney section or the full venting path, and we’ll show you exactly what we’re seeing before any material is ordered. Written quote, written guarantee, and a free second visit if anything we install fails within the coverage period.
Written by Ruben Castellano, Owner at Alcott Chimney Marietta, serving Roswell since 2002.