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 Sherman Oaks, CA | San Bernardino Chimney Sweep
We provide independent Gelco chimney cleaning and Chimney Sweep – Sherman Oaks component service across the area, from the 91403 flats to the hillside pockets of 91423. The one thing that makes our Gelco work here different is the housing stock itself: most Sherman Oaks fireplaces are original 1920s – 1950s red-brick installations, which means a Gelco cap or damper job here is rarely just a hardware swap. It’s a flue-integrity conversation. Call us at (877) 516-7159 for a free estimate on any Gelco fireplace, gas log set, cap, or damper in Sherman Oaks.

Why Sherman Oaks Residents Choose Us for Gelco Service
We’ve serviced Gelco fireplace systems across Southern California for years, so our techs know the specific cap, damper, and prefab firebox assemblies Gelco units use and how they fail in Sherman Oaks’ dry, dusty, high-fire-severity conditions. That matters because a tech who only sees Gelco hardware occasionally won’t recognize the early signs of a cracked mounting flange or a seizing top-sealing damper. We do. Allen Prescott, our owner, built the company on that kind of straight talk: he’ll tell you exactly what we found in your flue, why it matters, and what actually needs doing versus what can wait. We are an independent service provider – not authorized, sponsored, or endorsed by Gelco. But we know their equipment well enough to repair it correctly the first time, and we carry the OEM parts that keep a Sherman Oaks Gelco system running through fire season and the first cool nights of fall. See our Gelco sales & service page for the full range of what we cover.
Styles & brands we work with





Common Gelco Chimney Cleaning Problems We Solve in Sherman Oaks
- Cracked Gelco caps on 1950s – 60s bungalow stacks in 91403. The original caps on these homes crack at the mounting flange after decades of heat cycling and dry-season UV. Once that flange goes, rain gets in, leaf litter gets in, and the flue becomes a nest site. We re-seal and re-bolt when the metal is still sound, which is usually the case.
- Seized Gelco top-sealing dampers after the hot Sherman Oaks summer. Fireplaces here sit idle for months, and the damper assembly can seize shut. The first cool-night fire smokes the room because the damper never opened. We free and lubricate them, then check the cable and handle before you burn.
- Fouled Gelco gas log sets in mid-century apartment courts along Ventura Blvd. Santa Ana wind events pull grit and dust down uncapped flues. Pilots foul, burner ports clog, and the millivolt valve won’t hold. We clean the burner assembly, clear the pilot orifice, and test the valve before the season starts.
- Packed spark arrestor screens on Gelco caps in the 91423 hills. Eucalyptus leaf litter and acorn debris from mature canopy pack the screen solid. That blocks draft and creates an ember-entry point – exactly what the screen is there to prevent. We clear the screen, check the mesh gauge, and flag any cap that needs replacement.
- Unlined or single-wythe clay-tile flues that crack from heat cycling. This isn’t a Gelco part failure, but it shows up on nearly every Gelco-equipped home here. When we pull the cap to clean it, we look down the flue. What we see often changes the conversation from a simple sweep to a liner integrity discussion.
Gelco Service in Sherman Oaks: What Local Conditions Mean for Your Equipment
Sherman Oaks sits in a high-fire-severity zone at the southern foot of the Santa Monica Mountains, so Dryer Vent Cleaning – Sherman Oaks and chimney sweeping here is as much about wildfire defense as creosote. Many 1920s – 1950s bungalows and ranch homes in 91403 still run original brick chimneys with unlined flues and spark-prone masonry. That means a Gelco cap on one of these homes isn’t just a decorative top – it’s the first line of defense against embers landing on a shake or tile roof during a dry Santa Ana wind event. We routinely pair Gelco sweep work with spark-arrestor checks, cap screening, and ember-intrusion inspections that most of the country never needs. In the hillside pockets of 91423 above the boulevard, we regularly find chimney tops crowded by mature eucalyptus and oak canopy. Creosote and leaf litter combine with drought-dry vegetation, and insurers are increasingly asking about screened, swept chimneys as part of defensible-space compliance after a fire-season notice. If you own a Gelco fireplace in Sherman Oaks, this specific risk profile is why an annual sweep and cap inspection here is a different job than it is in the newer, prefab-heavy parts of the Inland Empire we serve. It’s also why we don’t rush the cap-and-screen portion of a Sherman Oaks service call.
Gelco Models & Products We Service in Sherman Oaks
We work on the full range of Gelco equipment you see in Sherman Oaks homes: factory-built prefab fireplaces with metal chases and louvered fronts, gas log sets with millivolt valves and standing pilots, top-sealing damper assemblies on both masonry and prefab stacks, and multi-flue caps with spark arrestor assemblies. When the original Gelco part is still serviceable, we fit OEM Gelco caps, dampers, and firebox components. When OEM parts are discontinued or the original design was undersized for the flue, we use quality aftermarket caps and spark arrestors that meet or exceed the original spec. We stock the common Gelco repair parts locally so we don’t leave a Sherman Oaks customer waiting on a distributor shipment. And we repair before we recommend replacement – a re-sealed and re-bolted Gelco cap is almost always the right call before a whole new cap assembly. That’s just honest trade work.
See the difference
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AfterGelco Service Pricing in Sherman Oaks
Pricing for Gelco chimney cleaning in Sherman Oaks starts with the sweep itself, which runs $189 – $279 for a standard one-story fireplace with a clean flue. Adding a Gelco top-sealing damper repair or replacement is typically $385 – $760 depending on whether the cable assembly can be salvaged or the whole unit needs to come out. A Gelco multi-flue cap replacement with spark arrestor runs $550 – $950 installed, and a Level 2 camera inspection – which we recommend on any original red-brick Sherman Oaks chimney – adds $350 – $600. Prices move when the flue hasn’t been serviced in years, when there’s a packed eucalyptus screen, or when the chimney stack needs a taller ladder and a second tech. Every estimate is free. Call (877) 516-7159 and we’ll give you an exact number before any work is booked.
Serving Sherman Oaks, CA — Our Local Coverage Area
We’re based in the Sherman Oaks 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 – Gelco Chimney Cleaning in Sherman Oaks
We recommend a Level 2 camera inspection on any original red-brick Sherman Oaks chimney before the first sweep, because the flue is often unlined or single-wythe and we want to see what’s behind the Gelco cap before we disturb anything. A Level 2 inspection costs $350 – $600 and includes a full visual of the flue interior, the smoke chamber, and the cap assembly. If we find cracked clay tile or missing mortar joints, we’ll show you the camera footage and tell you what actually needs doing. Call (877) 516-7159 to book a sweep and inspection together.
Sherman Oaks fireplaces sit idle for months through the dry summer, and the damper assembly corrodes or gums up. A top-sealing damper that won’t open means your first fall fire smokes the whole room. We free and lubricate the mechanism, check the cable run and handle, and tell you if the unit needs replacement before you light anything. Don’t force it open yourself – the cable can snap and drop the damper plate into the flue. Call (877) 516-7159 and we’ll get it working before the first cool night.
Yes, it is. A packed screen blocks draft, which pushes smoke back into the house, and it also defeats the spark arrestor – which is what keeps embers from your flue from landing on dry hillside vegetation or your own roof. In the 91423 hills, this is a defensible-space issue, not just a performance issue. We clear the screen, check the mesh integrity, and recommend a cap with a wider mesh or a different profile if yours clogs repeatedly. Book a sweep and screen check for your Sherman Oaks hills home at (877) 516-7159.
Yes. Property managers and individual owners in Ventura Blvd apartments call us regularly for Gelco gas log sets. The typical problem is a fouled pilot or clogged burner ports from Santa Ana dust pulled down an uncapped flue. We clean the burner assembly, clear the pilot orifice, and test the millivolt valve and thermopile so the set lights reliably. We also check that the flue damper is properly clamped open for gas operation. Call (877) 516-7159 for Gelco service in Studio City or any Sherman Oaks apartment court.
If the mounting flange is intact and the metal isn’t rusted through, we re-seal and re-bolt the original Gelco cap for Gelco repair in Encino and Sherman Oaks homes. That’s almost always the right call on Sherman Oaks ranch homes where the cap has been protected by a tile roof. If the flange is cracked or the screen mesh is corroded, we replace with an OEM Gelco unit when available, or a high-quality aftermarket cap sized correctly for the flue. We’ll show you the damage before we touch anything. Call (877) 516-7159 for a free cap assessment in Sherman Oaks.
Service Areas Near Sherman Oaks
We provide Sherman Oaks service area coverage across all four ZIP codes: 91403, 91413, 91423, and 91495. Our technicians also cover Gelco work in Gelco service in Van Nuys for mid-century apartment courts with gas log sets, and Gelco service in Valley Glen for ranch homes with original brick fireplaces and aging caps. Sherman Oaks residents get the same flat-price estimate and the same no-pressure repair approach we use across the San Fernando Valley.
Book Your Gelco Service in Sherman Oaks Today
If your Gelco cap, damper, or gas log set needs attention before fire season, call us at (877) 516-7159. We’ll schedule your Sherman Oaks sweep, give you a free estimate, and tell you plainly what needs doing. A clean flue isn’t a luxury – it’s just how you keep the fire where it belongs.
Written by Allen Prescott, Owner at San Bernardino Chimney Sweep, serving Sherman Oaks since the company’s first San Fernando Valley service route.