Sweep & inspection
Caps & crowns
Flue relining
Masonry repair
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.
Why Georgetown Homeowners Choose Gelco Chimney Cleaning
We provide Georgetown Gelco service throughout the area, and the difference comes down to knowing exactly what these units do when they start to fail. Gelco fireboxes, inserts, dampers, and caps have specific wear patterns we see again and again in Georgetown homes, from historic downtown fireplaces to 1990s-era prefab installations on the east side. We’re an independent service provider with no affiliation to Gelco, which means our recommendations aren’t shaped by a brand program. They’re shaped by what your chimney actually needs. Call (877) 644-8036 for a free estimate, or keep reading to understand what Gelco ownership really involves here.
Why Trust Resolute Chimney Sweep for Your Gelco Chimney Cleaning?
Gelco units are common in Georgetown, and after well over a decade of working on them here, our crew can identify a Gelco insert’s problem before we even pull the firebox front. Brent Calloway, our owner and lead technician, grew up near the San Gabriel River corridor and learned his methodical approach to mechanical systems at Temple College, where hands-on building-systems coursework shaped how he diagnoses a flue liner or damper assembly today. That training matters with Gelco products because these aren’t generic boxes. A Gelco wood-burning insert has a smoke shelf geometry, damper linkage design, and firebox gasket configuration that behave differently from other brands when soot builds up or heat cycling takes its toll. We’ve fixed enough of them to know what cleaning interval actually works, what indicates a damper problem rather than a cleaning problem, and when a cracked firebox panel means replacement is the honest call. We’re not a Gelco dealer. We’re the crew that gets called after the dealer’s warranty period lapsed and the insert started smoking into the living room.
Our approach to Gelco service follows one rule: use the right material for the repair. That means OEM components when they’re available and fit the unit, quality aftermarket parts when the OEM piece is discontinued or cost-prohibitive, and no hardware-store substitutes. Resolute means we see it through, and for Gelco owners that translates to a repair that holds up under next winter’s burn season.
Styles & brands we work with





Common Gelco Chimney Cleaning Problems We Fix in Georgetown
Here are the five Gelco-specific issues we see most often across Georgetown, from downtown Victorian fireplaces to the chase-covered metal units in west-side subdivisions:
- Creosote accumulation in Gelco wood-burning fireboxes that outpaces the homeowner’s cleaning interval. Georgetown’s hot summers mean a Gelco insert sits idle for months. Any creosote left in the flue hardens into a tar-like glaze that’s harder to remove than fresh soot. Then the first cold snap of fall, often right around the poppy festival cleanup, sends homeowners lighting fires daily and the build-up becomes a chimney fire risk. We sweep these flues thoroughly, including the smoke shelf, which is where Gelco insert geometry tends to trap debris.
- Damper and damper-handle assemblies on older Gelco inserts binding or seizing after heat cycling. The damper linkage sits directly in the path of rising heat and soot. Every heating cycle expands the metal, then cooling contracts it, and over years that repeated stress plus soot packed into the linkage makes the handle stiff, then immovable. A seized damper on a Gelco insert means you can’t regulate draft properly, which causes smoke spillage and poor combustion. We clean, free, and lubricate the linkage, and replace worn damper plates when they’ve warped.
- Gas log and vented gas fireplace burners collecting soot or debris that clouds the flame and trips safeties. Gelco gas log sets burn clean when they’re adjusted correctly, but Georgetown’s persistent dust, blown in from limestone soil and construction, settles on the burner ports. Over time that dust bakes onto the burner surface, the flame pattern gets ragged and yellow, and the thermocouple or oxygen-depletion sensor eventually shuts the unit down. A quick wipe-down won’t fix a clogged port. We remove the logs, disassemble and clean the burner, check the gas pressure, and verify the flame sensor before putting it back together.
- Cap and top-seal corrosion or loose mounting on Gelco fireplace caps letting water into the flue. Georgetown sees enough hard freeze cycles to work on chimney caps the way ice works on roads. Water gets under the cap’s mounting collar, freezes, expands, and slowly loosens the whole assembly. Then spring rains and pollen season finish the job. In older downtown homes, original brick chimneys often lack modern caps entirely, and the abundant April pollen coats the flue walls and mixes with creosote into a sticky paste that’s stubborn to remove. We inspect every Gelco cap we encounter and replace corroded or loose ones before they cause water damage to the insert below.
- Fireplace door and glass enclosure seal failures on Gelco accessory glass. The high-temperature gaskets around Gelco fireplace doors compress and dry out over years of heat exposure. Once the seal fails, room air leaks into the firebox, disrupting the draft and allowing smoke to escape around the door edges. We replace glass gaskets, re-seat door frames, and check the door latch alignment as part of a full Gelco service call.
Gelco Parts & Our Repair-vs-Replace Approach
When a Gelco unit needs parts, we look at the OEM option first. For current-model inserts, dampers, and caps, OEM parts fit correctly and keep the unit within its intended specification. But Gelco has discontinued some older component lines, and when that happens we source quality aftermarket equivalents from professional chimney supply channels, the same distributors that serve certified chimney professionals. We stock common Gelco replacement parts locally, which means faster turnaround on damper plates, gaskets, cap assemblies, and burner components for the models most often installed in Georgetown. Here’s our honest framework for repair versus replace: if the firebox is structurally sound and the repair addresses the specific failure, we repair. If the firebox shows cracking, if the unit has been over-fired repeatedly, or if the cost of repeated patch jobs approaches half the cost of a new insert, we tell you plainly. Found during the sweep, fixed by us. And when replacement is the right call, we recommend a unit based on your chimney’s actual dimensions and venting, not on what’s easiest to order. Call (877) 644-8036 to talk through what your Gelco unit needs.
Our Gelco Service Process – Step by Step
Every Gelco service call in Georgetown follows the same deliberate sequence. No shortcuts, no skipped checks.
- 1
Diagnosis. We inspect the entire Gelco unit: firebox condition, damper operation, gasket integrity, burner function on gas models, cap and flashing condition on the roof. For wood-burning units, we check creosote levels at the smoke shelf and flue walls, where Gelco insert geometry tends to hide build-up. We photograph what we find so you can see it.
- 2
Cleaning and repair. Whether it’s a full sweep, a damper linkage overhaul, a gas burner cleaning, or a cap replacement, we use the right tools and the right parts. For Gelco wood-burning fireplaces, that means rotary sweeping combined with hand tools for the smoke shelf, then a visual inspection of the entire flue. For gas units, we remove and clean every burner port, check gas pressure, and re-verify the safety sensor before reassembly.
- 3
Test burn and verification. On wood-burning Gelco inserts, we light a small test fire and verify the draft pulls clean with the damper operating through its full range. On gas units, we fire the burner and watch the flame pattern for consistency and correct color. If the draft or flame isn’t right, we don’t call the job done.
- 4
Warranty and documentation. We document everything: before and after photos, parts used, measurements taken, and any remaining concerns. You get a written report so you know exactly what was done and what, if anything, needs attention before the next burn season.
See the difference
Before
After
Before
After
Before
AfterGelco Products We Service & Install in Georgetown
Our Gelco service in Round Rock and throughout the region covers the full residential product range: wood-burning fireplace inserts, gas log sets and vented gas fireplaces, fireplace doors and accessory glass enclosures, and fireplace tool sets and hearth accessories. We stock common damper components, glass gaskets, cap assemblies, and gas burner parts locally so we’re not waiting on a distributor for routine repairs. For less common Gelco parts, our professional supply network gets us what we need quickly. The chimney doesn’t care how long it’s been since the last cleaning, but the creosote does, and a properly maintained Gelco unit starts with knowing which specific components it contains. We identify the model, confirm the venting configuration, and service it correctly the first time.
We Also Service These Brands
Gelco is one of the brand lines we work with, not the only one. We also install and service DuraFlex flexible liner systems for relining work and use HeatShield resurfacing products for chimney liner restoration. One call covers the sweep, the vent, and the repair, across whatever brand your chimney carries. Resolute means we see it through.
FAQs – Gelco Chimney Cleaning Service in Georgetown
It’s usually both, and the answer depends on what your Gelco unit’s damper linkage and smoke shelf look like right now. A heavy creosote ridge at the smoke shelf blocks the natural draft path and pushes smoke back into the room. A stiff or partially closed damper does the same thing. We commonly find both conditions together on older Gelco inserts: the damper has gone stiff from soot-packed linkage, and the smoke shelf carries enough creosote to disrupt the draft even when the damper is fully open. The only way to know is to inspect it, and we’ll show you photos of what we find. Call (877) 644-8036 to schedule a diagnosis.
Yes. A Gelco gas fireplace needs its burner ports cleaned, its gas pressure checked, and its safety sensors verified at least once a year. Dust from Georgetown’s limestone soil and ongoing construction settles on the burner surface and bakes into the ports. The flame gets ragged and yellow, the thermocouple eventually trips, and the unit shuts down. A quick wipe-down of the glass and logs does nothing for the parts that actually matter. We disassemble, clean, and reassemble the burner assembly as part of every Gelco gas service call. It’s the difference between a fireplace that lights reliably and one that frustrates you on the coldest night in January.
Any visible creosote accumulation thicker than a paper match head warrants a sweep. In a Gelco wood-burning insert, the smoke shelf typically accumulates faster than the flue itself, so checking the smoke shelf matters as much as checking the visible flue. In Georgetown’s climate, creosote that sits through the hot summer months glazes and hardens, making it harder to remove and more dangerous to leave. If you’re seeing black, flaky build-up on the firebrick or a shiny, tar-like glaze inside the flue, it’s time to clean. Call (877) 644-8036 and we’ll schedule a sweep before the next burn season hits.
Often, yes. Gelco has discontinued some older component lines, but we source quality aftermarket replacements through professional chimney supply channels that match the original specification. For damper plates, gaskets, and cap assemblies, the aftermarket options are frequently identical in function and durability to the OEM part. When an exact replacement isn’t available, we’ll tell you honestly and recommend the best path forward, whether that’s a compatible part or a repair that doesn’t require the discontinued component. We won’t patch something that deserves replacement.
Yes, but for different reasons. A Gelco wood-burning fireplace needs an annual sweep because creosote is a fire hazard. A Gelco gas fireplace needs annual service because burner ports clog, safeties fail, and gas pressure drifts over time. Gas fireplaces don’t produce creosote, but they do accumulate dust, spider nests, and combustion by-products that affect safety and reliability. Gelco service in Brushy Creek and Georgetown faces the same reality: dust and the long idle season for gas units make annual service a practical necessity, not a luxury schedule item.
Gelco chimney cleaning in Georgetown typically ranges from $195 to $350 for a standard wood-burning insert sweep, depending on the unit’s condition, the flue length, and the amount of creosote present. Gas fireplace service, including burner cleaning and safety verification, usually falls between $149 and $225. Repairs like damper replacement, gasket work, or cap installation are quoted after inspection. Every quote is based on what we find, and we show you the photos so you can see exactly what you’re paying for. Call (877) 644-8036 for a free estimate, no obligation.
Book Your Gelco Service in Georgetown, TX
If you own a Gelco insert, gas log set, or fireplace system in Georgetown or need Gelco in Serenada, we’re ready to inspect, clean, and repair it properly. Call (877) 644-8036 for a free estimate, and we’ll schedule a service visit that fits your timeline. The right material for the repair, the right method for the job, and a clear answer on what your chimney actually needs.
Written by Brent Calloway, Owner at Resolute Chimney Sweep, serving Georgetown and the surrounding area for over a decade.