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 Montclair, CA | Glendale Chimney Sweep
Gelco chimney cleaning in Montclair typically runs $189 – $310 for a standard sweep and Level 1 inspection, and we can usually get to your home within a week of your call. What separates us from other companies working on Gelco equipment in Montclair is how familiar we are with the specific way these units deteriorate in a dry, low-use climate: cracked refractory panels, seized dampers, and nest-packed caps that go unnoticed until water stains the ceiling after the first real rain. Call (833) 467-6493 and we’ll give you a straight answer about your fireplace before we ever set foot in the door.
Glendale Chimney Sweep is an independent Gelco service provider, not a manufacturer affiliate or authorized repair center. We choose that position deliberately. When you work with us, the recommendation is based on what we find in your unit, not on preserving a warranty claim. We work on Gelco factory-built fireplaces, inserts, and venting across Montclair’s 91763 zip code and provide Gelco repair in Ontario as well, and we carry OEM-compatible parts that keep your clearances and ratings intact. Montclair’s housing stock is full of these units, and we’ve seen what the Pomona Valley’s dry heat does to them over decades.
Why Montclair Residents Choose Us for Gelco Service
Most chimney companies are generalists. They sweep soot and move on. We’re not built that way. Our founder, Noel Tarkanian, came up through Glendale’s HVAC and sheet metal trade before he spent well over a decade working exclusively on chimneys, and he runs this company with the same diagnostic mindset he learned there: find the actual problem, explain it in plain language, fix what needs fixing, and never sell what isn’t needed. That’s why we work with Gelco equipment in Montclair every week rather than occasionally. We understand how these factory-built boxes are constructed, where their venting runs, and what fails when they sit unused through six months of Montclair sun.
The practical benefit for you is speed and accuracy. Because we know Gelco units inside out, we don’t waste your time diagnosing from scratch. We also stock the parts that matter: firebox panels, baffle bricks, dampers, vent sections, and cap components. When a Montclair homeowner needs more than a cleaning, we’re often able to address it in one visit instead of scheduling a follow-up two weeks out while the part ships. We name the brands we use because we stand behind them. As Noel puts it, “A clean chimney isn’t a luxury – it’s just basic fire safety.”
We also carry full independence in our work. That means we diagnose and repair what’s actually wrong with your Gelco unit, not what a warranty flowchart tells us to say. If repair still makes sense, we’ll say so. If replacement is the safer spend, we’ll tell you that too, and we’ll show you exactly why with camera documentation before any work gets approved. Homeowners researching before they hire tend to appreciate that. They don’t want the cheapest sweep in town. They want someone who knows what they’re looking at, and that’s what we bring to every Gelco service call in Montclair.
Styles & brands we work with





Common Gelco Chimney Cleaning Problems We Solve in Montclair
- Cracked firebox refractory panels and baffle bricks. Montclair’s fireplaces go unburned for months, then get hit with a big, hot fire on the first cold night. Dry refractory material that hasn’t seen heat in years cracks under the stress. We inspect panels and baffles every time, and we keep Gelco-compatible replacements in stock for fast turnaround.
- Seized dampers and stiffened gas controls on Gelco inserts. Gas inserts in Montclair see even less use than wood-burners. The valve and thermostat mechanisms get stiff, and dampers rust in place. When we’re cleaning a Gelco gas insert, we test the full control range so you’re not fighting your fireplace on the first cold evening you actually need it.
- Corroded vent sections and loose storm collars. Santa Ana wind gusts shake exterior vent components that sit dry all summer. Add a rare winter rain and you’ve got a path for water into the chase. We correct this by swapping damaged vent lengths with OEM-compatible sections rather than patching them with tin snips and hope.
- Cap screens packed with bird nesting. In Montclair’s older tract neighborhoods, unused Gelco flues become spring nesting sites. Screens block the nest debris and then clog themselves, restricting draft when you finally fire the unit up. We remove the packing and, where needed, install a new multi-flue cap sized to your vent configuration.
- Gasket and glass-door seal failure on Gelco inserts. Doors that sit sealed for years develop flat, brittle gaskets. When you light the fire, draft pulls air through those gaps instead of the intake, and smoke spills into the room. We replace gaskets and check door alignment during cleaning so the firebox holds its draft the way Gelco designed it to.
Gelco Service in Montclair: What Local Conditions Mean for Your Equipment
Montclair’s tract homes, built mostly in the 1950s through the 1970s, mix original masonry fireplaces with older factory-built prefab units, many of which are Gelco or similar in design. Because the Pomona Valley climate keeps fireplaces idle nine months of the year, the failures we find are not creosote-related. We find deterioration from disuse: refractory panels that have dried and cracked without a single fire, dampers that have rusted open or shut, and – most commonly – vent components and cap screens that have been quietly filling with debris while the homeowner assumes everything’s fine.
The problem is that Montclair homeowners often don’t discover any of this until they put the house on the market or a home inspector flags it. At that point, the repair deadline becomes someone else’s timeline, and the cost lands on the seller. If you own a Gelco factory-built or insert unit in Montclair, a cleaning and inspection every two to three years catches these issues early, even when you rarely burn. A quick camera check of the vent run and a close look at the firebox panels costs far less than a rush replacement during escrow or a ceiling repair after the first winter rain stains the living room.
Gelco Models & Products We Service in Montclair
We work on the full range of Gelco equipment that shows up in Montclair homes: wood-burning factory-built fireplaces with vented metal flues, gas fireplace inserts, inserts with glass doors and outside-air kits, and freestanding vented appliances. The common link across all of them is clearances: Gelco’s design depends on specific panel thicknesses, baffle dimensions, and vent component fitment. That’s why we prefer OEM Gelco parts for firebox components, dampers, and venting. Quality aftermarket only comes in where it matches spec exactly, mostly on wear items like gaskets and cap screens.
We stock the most common Gelco parts locally so most repairs in Montclair are turnkey, not two-week waits. If your firebox or vent run is structurally compromised, we’ll show you the camera footage and talk through repair versus replacement honestly. You won’t be guessing whether you need a new unit when you hire us.
See the difference
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After
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After
Before
AfterGelco Service Pricing in Montclair
| Service | Price Range |
|---|---|
| Gelco wood-burning or insert chimney cleaning | $189 – $310 |
| Level 2 inspection (realtor, pre-sale, post-storm) | $275 – $450 |
| Cap installation (multi-flue or standard) | $180 – $350 |
| Firebox panel or baffle replacement | $240 – $520 per panel set |
| Damper replacement | $160 – $390 |
| Gas insert control test and cleaning | $170 – $290 |
What drives cost on a Gelco service in Montclair is usually access and condition, not distance. A single-story tract home with a straight vent run is straightforward. A two-story addition with an offset vent and a seized damper runs higher. Every estimate includes a camera inspection and photo report, so you see exactly what we’re looking at before any money changes hands. For an exact quote on your Gelco fireplace or insert, call (833) 467-6493 – estimates are free.
Serving Montclair, CA — Our Local Coverage Area
We’re based in the Montclair area and know this community well, and we also offer Claremont Gelco service nearby. Use the map below to see our full service coverage — if you’re nearby, we can almost certainly help.
FAQs – Gelco Chimney Cleaning in Montclair
No, and that’s intentional. We’re an independent service provider, not a manufacturer-affiliated or authorized repair center. That independence means our recommendations are based on the condition of your unit, not on your warranty status or a manufacturer’s service flowchart. We know Gelco products deeply, but we answer to you.
We prefer OEM Gelco parts for firebox panels, baffles, dampers, and vent components because exact fit and clearances are what keep your unit safe. We’ll use quality aftermarket only on wear items where the spec matches, like gaskets and cap screens. If the OEM part is what your unit needs, we order it and tell you exactly what’s going into your fireplace.
Most standard Gelco cleanings take 90 minutes to two hours, including the inspection and any photos we show you afterward. Units with packed cap screens, seized dampers, or corroded vent sections take longer, and we’ll tell you if we need a return visit to complete a repair with parts. Most Montclair homes are single-story, which makes access faster than the hillside jobs or Gelco repair in Upland we handle elsewhere.
We service wood-burning factory-built Gelco fireplaces with vented metal flues, gas fireplace inserts, inserts with glass doors and outside-air kits, and freestanding vented Gelco appliances. If you’re not sure what model you have, a quick look at the rating plate inside the firebox usually tells us everything we need. We’re happy to talk through it on the phone before booking. Call (833) 467-6493 and describe what you’ve got.
Some of them do. Older Montclair tract homes often have Gelco prefab units with vent runs that predate modern cap and screen designs. The key is matching the cap to the vent diameter and flue configuration, not just grabbing a universal. On a 1960s tract home off the 91763 side of town, we opened a Gelco prefab that hadn’t been burned in years and found the cap screen clogged with a bird nest, a rusted-through vent section, and a seized damper. We cleaned the firebox and flue, replaced the damaged vent length and damper, and fitted a new multi-flue cap so the chase would shed the next winter rain instead of staining the living-room ceiling. If your cap looks original, it’s worth a look during your next Gelco service in La Verne or Montclair cleaning. Call (833) 467-6493 for an exact quote – estimates are free.
Service Areas Near Montclair
We serve Montclair and the surrounding Pomona Valley communities, including Chino, Claremont, Ontario, and Upland. We also provide Gelco service in Chino and Gelco service in Los Serranos for homeowners just across the 60 or the 10. If you’re in one of the older tract neighborhoods around the 91763 zip, chances are we’re already working nearby. For the full picture of our coverage, see our Montclair service area page.
Book Your Gelco Service in Montclair Today
Your Gelco fireplace has probably been waiting long enough. Whether you’re preparing for a sale, responding to a home inspection, or just want the thing working before the next cold snap, we’ll give you a straight diagnosis and an honest quote. Call (833) 467-6493 and let’s get your Montclair fireplace sorted out. We’re also your source for Gelco sales & service when you need more than a cleaning.
Written by Noel Tarkanian, Owner at Glendale Chimney Sweep, serving Montclair and the Pomona Valley.