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 Upland, CA | Chestnut Chimney Sweep
Gelco chimney cleaning in Upland costs between $169 and $379 for a standard sweep and inspection, with Level 2 inspections running $249 to $549 depending on the flue’s condition and accessibility. We’re an independent Gelco service provider, not manufacturer-affiliated, and we work on wood-burning inserts, prefab metal flues, gas log sets, and glass-door enclosures across all three Upland ZIP codes. What makes our work here different is that we know Upland’s specific failure pattern: long-idle chimneys with debris-packed caps, not the heavy-creosote buildup you’d see in a cold-climate house that burns daily all winter. Call (855) 360-4975 for a free estimate.
Why Upland Residents Choose Us for Gelco Service
Roland Cifuentes has spent nearly two decades working chimneys across the Inland Empire, and the Gelco inserts and prefab flues in Upland’s tract homes and older downtown bungalows are familiar territory to him. He learned heating systems and venting at Chaffey College in Rancho Cucamonga and has handled everything from a 1980s flush-mount Gelco insert in a 91786 ranch home to a factory-built metal flue in a newer 91784 foothill subdivision, and we also offer Rancho Cucamonga Gelco service.
We stock the service parts these units actually need: gaskets, baffle assemblies, blower motors, and cap components. That means when we open a Gelco insert in Upland and find a worn door gasket or a seized blower, we’re not ordering from a catalog and scheduling a second visit three weeks out. For Gelco sales & service work, we carry what’s needed to handle most repairs on the spot.
As an independent shop, we call it straight. We’ll tell you when a Gelco firebox is worth rebuilding and when the cracked liner behind it means you’re safer replacing than repairing. That honesty is why homeowners across Upland service area keep calling us back.
Styles & brands we work with





Common Gelco Chimney Cleaning Problems We Solve in Upland
- Cap and spark-arrestor screens packed with bird nests and foothill debris. Santa Ana winds push leaves, dust, and twigs down from the Angeles National Forest toward Upland’s foothill streets, and birds love the shelter of a screened cap. When we sweep a Gelco prefab flue in 91784, we usually find the cap is doing more blocking than screening. Restricted caps kill draft and create a blockage fire risk.
- Blower assemblies seized or rattling from months of idle dust. A Gelco insert that sits unused through Upland’s hot, dry summer pulls in fine dust and pine debris. By November, the blower fan can be caked enough to rattle, seize, or short the motor. We clean and test blowers during the sweep, not as an upcharge.
- Door gaskets degraded from long idle stretches. Rubber and fiberglass gasket material dries out faster in Upland’s inland heat than it does near the coast. A Gelco insert that fires up for the first time in eight months with a stiff, cracked gasket will leak smoke and creosote odor back into the living room. We replace gaskets as part of the tune-up when they’re shot.
- Baffle plates and firebox liners cracked from short, hot burn cycles. Upland homeowners don’t burn every day; they fire the insert hard for a few cold weeks, then let it sit. That thermal cycling stresses Gelco baffles and refractory liners, and we regularly see hairline cracks that would go unnoticed until they fail.
- Draft problems from clay-tile flue cracks in older downtown homes. In the early-1900s Craftsman and Spanish Colonial homes near downtown Upland, original clay-tile flues are often cracked or spalled. The Gelco insert itself may be fine, but the flue behind it won’t draft safely until it’s relined. We camera-inspect every flue so you see what we see.
Gelco Service in Upland: What Local Conditions Mean for Your Equipment
Upland’s 91784 ZIP sits right at the base of the San Gabriel Mountains, and the housing stock up there was built around occasional fires, not daily winter burning. A Gelco insert in a foothill home might not get lit from April through October. That idle period is exactly when a flue gets compromised, and here’s the thing that makes Upland different from, say, Ontario or our Gelco repair in Montclair territory: the wind. Santa Ana events blow dry debris down from the national forest and across those foothill streets, and the first place it collects is a chimney cap. By the time the first cold snap arrives, a cap that was clean in March can be packed with leaves, pine needles, and an entire bird nest. The result is a chimney that wasn’t heavily used but still can’t draft safely. We see it every fall on the higher streets above Foothill Boulevard. The creosote may be light, but the blockage isn’t, and that’s why we recommend a sweep and Level 2 inspection before the first fire of the season, even if the insert has barely been used. A clean flue is a quiet house, and that’s really all there is to it.
On one foothill street up in 91784, our tech pulled a Gelco insert’s blower and found the fan cage caked with dust and pine debris blown in over a dry summer, and the spark-arrestor cap above was packed solid with an old bird nest. We cleared the flue, cleaned and tested the blower, replaced the door gasket, and fitted a new screened cap so the insert drafted cleanly before the first cold snap.
Gelco Models & Products We Service in Upland
We service the full range of Gelco equipment found in Upland homes: flush-mount and hearth-mounted wood-burning inserts, factory-built metal flue systems in 1980s – 2000s tract subdivisions, decorative gas log sets and burner assemblies, and glass-door fireplace enclosures with their accessory trim kits. When parts are needed, we use OEM Gelco components where they’re still available, including gaskets, baffle plates, and blower assemblies. When OEM has been discontinued, we specify quality aftermarket equivalents from brands like Copperfield and Olympia Chimney rather than whatever universal part happens to fit loosely. We keep common Gelco service parts stocked for fast turnaround in Upland, so most repairs happen the same day we diagnose them.
See the difference
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After
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AfterGelco Service Pricing in Upland
Here’s what Gelco service costs in Upland, CA:
- Standard chimney sweep and inspection: $169 – $379
- Level 2 camera inspection (recommended for long-idle Gelco systems): $249 – $549
- Creosote removal (Stage 2 or 3 buildup): $300 – $600
- Cap installation or replacement (screened spark-arrestor): $200 – $500 installed
- Gasket replacement for Gelco door or glass assembly: $150 – $350
- Blower cleaning, testing, or replacement: $125 – $425 depending on the motor
Your final quote depends on what we actually find: flue condition, cap access, and whether parts need replacing. Every estimate starts with what we can see, and we don’t recommend work without camera evidence you can review yourself. Call (855) 360-4975 for a free quote, and we’ll give you a flat price before any work begins.
Serving Upland, CA — Our Local Coverage Area
We’re based in the Upland area and know this community well, with coverage extending to nearby communities including Gelco service in Claremont. Use the map below to see our full service coverage — if you’re nearby, we can almost certainly help.
FAQs – Gelco Chimney Cleaning in Upland
Yes, and it’s the single most important check for a long-idle Gelco insert in Upland. A dormant flue collects debris, nests, and cracked tiles that no amount of visual glancing can rule out. A Level 2 inspection uses a camera to look for interior flue damage or blockages, from the firebox all the way to the cap. In Upland specifically, we recommend it before the first burn because Santa Ana winds and dry seasons leave flues in worse shape than their light creosote levels would suggest. Call (855) 360-4975 and ask for a Level 2 with your sweep.
Because the city sits directly beneath the San Gabriel Mountains, and the same foothill winds that make Upland a pleasant place to live also carry leaves, pine needles, and nest-building material right onto chimney caps. Birds favor the shelter of a screened cap, and dry inland conditions mean that material stays put and packs down. A cap packed with debris blocks draft, backs smoke into the house, and can become a fire hazard.
Often, yes. We maintain access to OEM Gelco components where the manufacturer still supports the model, including gaskets, baffles, and blower assemblies. When a part has been discontinued, we’ll recommend a quality aftermarket equivalent from a brand we’d install on our own systems, and we’ll be explicit about what we’re using and why. You’ll never get an anonymous part that happens to fit.
Creosote is creosote, regardless of climate. Upland’s dry inland air doesn’t make creosote less flammable; it can actually make the deposits more brittle and prone to ignition. The bigger local issue is that many Gelco inserts here have light creosote but heavy debris load, which skews the risk profile. Our sweep measures buildup and reports what we find, and we camera-inspect the flue rather than guessing. Call (855) 360-4975 for an honest look.
In a newer 91785 or 91786 tract home, the Gelco prefab flue is a factory-built metal system, and our work focuses on cap fit, spark-arrestor integrity, and the metal flue sections themselves. In an older downtown Upland bungalow, the Gelco insert is often tied to an original clay-tile masonry flue, and the work involves assessing tile cracks, mortar joints, and whether the liner is still safe without relining. It’s two different skill sets, and we do both.
Service Areas Near Upland
We also provide Gelco service across the surrounding Inland Empire communities, including Gelco service in Ontario, Gelco service in March Air Force Base, Rialto, Fontana, and San Bernardino. If you’re just outside Upland, give us a call and we’ll let you know our next available slot.
Book Your Gelco Service in Upland Today
If your Gelco insert or prefab flue hasn’t been inspected in a while, fall is the time in Upland. We’ll sweep, inspect, and show you exactly what’s going on inside your flue before we recommend anything. Call (855) 360-4975 for a free estimate and to schedule your Gelco chimney cleaning in Upland, or ask about our San Antonio Heights Gelco service if you’re just north of the city.
Written by Roland Cifuentes, Owner at Chestnut Chimney Sweep, serving Upland and the Inland Empire.