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.
Gelco Chimney Cleaning in Irvine, CA | Walnut Chimney
We provide independent Gelco chimney cleaning and repair throughout Irvine, including Woodbridge, Deerfield, and the surrounding Irvine Ranch communities. The honest truth about Gelco fireplaces in Irvine is that most don’t have a creosote problem – they have a neglect problem. Cracked refractory panels, seized dampers, and critter nests are what we actually find when we open up a 1970s Gelco unit that’s been sitting idle since last winter. Call (855) 341-3461 and we’ll tell you what your fireplace actually needs, not what a script says to sell.

We work on Gelco factory-built fireplaces every week here, and we’ve learned these units through teardown and repair, not from a sales manual. We’re an independent service provider – not affiliated with, authorized by, or endorsed by Gelco – and that independence means we’ll tell you straight when a part can be saved and when it’s time to stop patching. Our Gelco sales & service work spans the full range from routine cleaning to full firebox assessment.
Why Irvine Residents Choose Us for Gelco Service
Most chimney companies in Orange County can sweep a flue. Fewer can look at a Gelco horizontal-glow firebox from 1974 and tell you whether that hairline crack in the refractory panel is cosmetic or a fire hazard. That’s the difference. Russ Dempsey, our owner, grew up off Amar Road in Walnut and has been working flues in Southern California for going on two decades. He’s the guy neighbors call when an inspection turns up something the last tech missed – and in Irvine, that something is usually a cracked Gelco firebox hiding behind a dusty glass door.
We carry OEM Gelco parts where they’re still available for fireboxes, dampers, and gas assemblies. When a factory part is discontinued, we source quality aftermarket replacements and explain exactly what changed. You won’t get a vague “we fixed it.” You’ll get a photo of the part, the failure, and the repair – because a clean chimney is a measurable thing. Our Irvine service area coverage includes 92606, 92612, 92614, and 92616, so we’re never more than a few minutes from your neighborhood.
Styles & brands we work with





Common Gelco Chimney Cleaning Problems We Solve in Irvine
- Cracked refractory panels on 1970s horizontal-glow inserts. This is the most common Irvine call we get. The original panel cracks from decades of thermal cycling, and homeowners often notice attic or garage dust first – dust that’s actually pulling from an unsealed flue. We document the crack with photos and give you a straight answer on repair versus replacement.
- Damper blades rusted or seized open. Irvine’s dry air sounds gentle, but Santa Ana wind events drive dust and soot into flues year after year. A damper that hasn’t moved since Reagan was president will often seize open, letting conditioned air escape and debris fall in. We free, repair, or replace Gelco damper assemblies regularly.
- Critter and palm-frond nests packed against the smoke shelf. Irvine’s mature landscaping means palm fronds and rodent nests find their way into uncapped flues. A homeowner books what they think is a routine sweep, and we pull out a nest the size of a beach ball. Then we install a cap so it doesn’t happen again.
- Corroded gas burner and pilot assemblies on Gelco gas fireplaces. Gas fireplaces that sit idle through Irvine’s mild winters develop corrosion on burners and pilots. Failed thermocouples and valve parts are common finds. We test the full gas assembly and replace what’s needed using OEM-compatible parts.
- Dust and debris intrusion through unsealed flues in original tract homes. The 1960s-2000s planned communities that define Irvine were built with factory-built fireplaces that often lack proper sealing. Dust migrates through the flue into living spaces and garages. A Level 2 inspection shows exactly where the gaps are.
Gelco Service in Irvine: What Local Conditions Mean for Your Equipment
Here’s what makes Gelco work in Irvine different from any other city we serve: because your fireplace sees so few burns, the annual call here is rarely a creosote sweep. It’s a Level 2 look at an original 1970s Gelco firebox where cracked refractory panels, not soot, are the actual finding. In Woodbridge and Deerfield specifically – the original Irvine Ranch tract communities – those horizontal-glow factory-built inserts were installed in the thousands during the 1970s buildout. Fifty years later, the refractory panels are failing in predictable patterns. A homeowner who hasn’t lit a fire in three years assumes the fireplace is fine because it’s unused. The truth is different. Unused means unstirred. Dust settles, dampers seize, small cracks widen quietly, and the first time someone finally lights a fire on a cool December evening, that compromised panel becomes a real hazard. Santa Ana winds compound it by driving debris into flues that aren’t capped properly. We see it every week.
If the flue’s clean and the draft is right, everything else takes care of itself. But too many Irvine Gelco fireplaces haven’t been looked at since the original owners moved out. That’s our job.
Gelco Models & Products We Service in Irvine
We service the Gelco model lines common in Irvine’s housing stock: the 1970s-era horizontal-glow factory-built fireplace, gas-fired factory-built units with standing pilot, prefab inserts with refractory panel fireboxes, and factory-built fireplaces with slide dampers and glass door assemblies. For each, we use OEM Gelco parts where they remain available – firebox components, dampers, gas assemblies – and quality aftermarket components where the factory part has been discontinued. We stock the most common replacement dampers, refractory panel materials, gas valve parts, and cap assemblies locally, which means faster turnaround for Irvine homeowners.
See the difference
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AfterGelco Service Pricing in Irvine
Chimney cleaning for a Gelco fireplace in Irvine starts around $199 for a standard sweep. A Level 2 inspection, which we recommend for any Gelco unit that hasn’t been opened in three or more years, runs $299 to $449 depending on unit age and access. Cap installation adds another $150 to $350 based on flue size and cap type. Refractory panel replacement and damper repair fall into the $400 to $1,200 range, while a full firebox replacement on an older Gelco unit can run $1,500 to $3,500 – at which point we’ll be honest about whether replacement makes sense. Every estimate is free, includes a camera inspection with photo report, and comes with a flat price agreed before we book anything. Call (855) 341-3461 for an exact quote on your fireplace.
Serving Irvine, CA — Our Local Coverage Area
We’re based in the Irvine area and know this community well, including nearby Tustin Gelco service areas. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Gelco Chimney Cleaning in Irvine
Yes, and in Irvine you may need it more than someone who burns regularly. Unused fireplaces collect dust, debris, and critter nests. The lack of heat means dampers seize and small refractory cracks go unnoticed. An annual Level 1 or Level 2 inspection catches these problems before they become fire hazards. Call (855) 341-3461 and we’ll schedule it.
You’ll often see fine dust in the garage or attic near the fireplace chase, hear a hollow rattle when the firebox is tapped lightly, or notice a visible hairline crack when the glass door is removed. The reliable way to know is a camera inspection. We photograph everything and show you what we find. Call (855) 341-3461 for an honest assessment.
Yes. A pilot that won’t stay lit is usually a failed thermocouple or a corroded gas valve – both of which we repair or replace on Gelco gas units using OEM-compatible parts. We test the full assembly, not just the pilot, so you don’t get a repeat failure next month.
Gelco in North Tustin and throughout Irvine, Santa Ana winds push palm fronds, dust, and nesting material into uncapped flues. Critters find uncapped chimneys an ideal shelter. The semi-arid climate means debris stays dry and accumulates. A proper cap and an annual check solve both problems.
That depends entirely on the firebox shell. If the refractory panels are cracked but the metal shell is sound, panel replacement is straightforward. If the shell itself is rusted, warped, or cracking, replacement is the safer call. We’ll show you photos and walk you through the numbers honestly. Call (855) 341-3461 for a free estimate and we’ll give you a straight answer.
Service Areas Near Irvine
Beyond Irvine, our Gelco service reaches Garden Grove, Midway City, Stanton, and Westminster. We also cover Anaheim and Fountain Valley for homeowners who need Gelco fireplace work done right. If you’re near Irvine but just over the line, we’re likely already working your street. For those further north, check our Gelco service in Brea or Gelco service in Artesia pages.
Book Your Gelco Service in Irvine Today
If your Irvine or Gelco service in Aliso Viejo fireplace hasn’t been looked at in years, don’t wait until the first cool night reveals a problem. Call (855) 341-3461 for a free estimate. We’ll schedule a date, show up on time, and give you an honest read on what your fireplace actually needs – nothing more.
Written by Russ Dempsey, Owner at Walnut Chimney, serving Irvine and the greater Orange County area. Russ grew up off Amar Road in Walnut and has been working flues across Southern California for two decades.