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 Laguna Hills, CA | San Bernardino Chimney Sweep
We provide independent Gelco chimney cleaning and repair across Laguna Hills, CA, serving the 92653 and 92654 ZIP codes. What makes our Gelco work different here is simple: the older masonry fireplaces and inserts in this city fail in ways a generic sweep company misses. If you own a Gelco unit and the pilot won’t hold or smoke rolls back on still evenings, call (877) 516-7159. We diagnose the firebox itself, not just the flue above it.
Why Laguna Hills Residents Choose Us for Gelco Service
Allen Prescott, our owner, started working on Inland Empire chimneys long before Gelco inserts became common in Saddleback Valley homes, and he’ll tell you that these units have their own personality. We service Gelco fireboxes, dampers, gas valves, and refractory panels by how they’re actually built. That matters in Laguna Hills, where many fireplaces only get lit a handful of times each year. A company that treats every chimney like a soot-removal job won’t find the corroded thermopile or the cracked baffle that’s actually causing your problem.
We’re an independent Gelco service provider, not a factory-authorized shop. That independence means we tell you what the firebox needs, not what the manufacturer’s warranty checklist says to recommend. Our Gelco sales & service work draws on the same repair-and-sweep capability we bring to every job in Laguna Hills service area. We find it and we fix it, which saves you from calling a second company after the first one hands you an inspection report and walks away.
Styles & brands we work with





Common Gelco Chimney Cleaning Problems We Solve in Laguna Hills
Here’s what we see most often when a Laguna Hills homeowner calls about their Gelco unit:
- Millivolt pilot assemblies that drop out on cool, moist nights. Coastal marine layer dampness migrates into the firebox, and those thermopile contacts corrode faster than they do ten miles inland. The pilot lights fine during the day and quits at 2 a.m. We clean and test the assembly before recommending replacement.
- Damper and flue-collar corrosion on Gelco inserts. The same damp air that rusts patio hinges gets into the firebox throat. A corroded damper plate won’t seat fully, which lets warm house air escape up the flue year-round and makes the fireplace feel colder than the room around it.
- Refractory panel and baffle cracking from low-use burning patterns. A Gelco wood insert in a Laguna Hills tract home might go months between fires, then get loaded heavily during a cold snap. That thermal cycling cracks the refractory, which lets heat reach the outer shell where it shouldn’t.
- Draft loss and smoke rollback in still-evening conditions. The mature tree canopy in neighborhoods like Nellie Gail Ranch stalls airflow above two-story chimneys. Gelco fireboxes that draft fine on windy evenings suddenly push smoke into the living room when the air goes still.
- Leaf litter and debris blocking caps and flues. Eucalyptus leaves are small enough to wedge into multi-flue caps and stubborn enough to stay there. We clear cap-level blockage that a standard brush-from-below sweep never touches.
Gelco Service in Laguna Hills: What Local Conditions Mean for Your Equipment
Nellie Gail Ranch’s two-story exterior chimneys sit under a dense eucalyptus and oak canopy that stalls airflow on still evenings. We’ve learned this the hard way over years of service calls in Laguna Hills. Gelco draft complaints there usually trace to cap-level debris and canopy interference rather than creosote in the flue, a pattern that doesn’t show up in the newer, treeless tracts across the valley. On one Nellie Gail Ranch property off a eucalyptus-shaded lane, our tech arrived for smoke rolling back into the living room from a Gelco wood insert every still evening. A Level 2 inspection found the multi-flue cap packed with eucalyptus leaf litter and a rusted damper plate that wouldn’t seat. We cleared the cap, replaced the damper, and confirmed draft before the next burn. The homeowner’s smoke problem disappeared without ever needing a full sweep. If your Gelco has a draft issue and you live under heavy canopy, ask for a cap-level inspection before you pay for a sweep that won’t solve anything.
Gelco Models & Products We Service in Laguna Hills
We work on the full Gelco lineup: wood-burning fireplace inserts, gas fireplace inserts with millivolt controls, freestanding wood stoves, and factory-built prefabricated fireplace assemblies. When a Gelco firebox needs a damper, gas valve, or firebox component, we use OEM parts wherever the manufacturer still supplies them. For caps, flashing, and refractory panels where OEM supply has been discontinued, we use quality aftermarket equivalents that match the original specifications. Contractor-grade materials, not hardware-store substitutes. That’s the bar.
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Serving Laguna Hills, CA — Our Local Coverage Area
We’re based in the Laguna Hills area and know this community well, including providing Gelco in Laguna Woods. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.

FAQs – Gelco Chimney Cleaning in Laguna Hills
My Gelco gas insert pilot keeps going out on cool Laguna Hills nights – what’s usually wrong?
The most common cause is a corroded thermopile, which produces weak millivolt output when the marine layer dampness gets into the firebox. We test the pilot assembly, clean the contacts, and replace the thermopile if the output is too low to hold the gas valve open. It’s a straightforward fix we handle regularly for Laguna Hills Gelco owners.
Does a Gelco wood insert in Nellie Gail Ranch need a Level 1 or Level 2 inspection?
A Level 2 inspection is the right call. Nellie Gail Ranch’s mature tree canopy and two-story chimneys create draft conditions most Level 1 checks aren’t designed to diagnose. A camera run finds cap blockage, flue cracks, and damper issues that a visual-only inspection misses.
Can you replace a damaged cap on my Gelco chimney with a custom or multi-flue cap?
Yes. We replace damaged or undersized caps on Gelco chimneys with multi-flue caps or custom-fabricated options sized to your flue configuration. In Laguna Hills neighborhoods with heavy leaf fall, an upgraded cap keeps debris out and solves a lot of draft complaints before they start.
My Gelco insert smokes back into the room during Santa Ana winds – is the chimney or the firebox the problem?
It’s usually one of two things: negative air pressure inside the house that strong winds make worse, or a chimney height and crown condition that can’t hold its own against the gusts. We check both the firebox draft path and the exterior chimney condition to pin down which one is actually causing the rollback. Call (877) 516-7159 and we’ll diagnose it.
Is it worth repointing the brick around my Gelco chimney or should I waterproof it?
If the mortar joints are visibly eroding, repointing is the right first step. Waterproofing without repointing seals in the moisture that’s already working through the masonry. We’ll point the joints, let them cure, and then advise you if a breathable water repellent makes sense for your particular exposure to marine layer dampness.
Service Areas Near Laguna Hills
Our Gelco service coverage extends to nearby communities including Rubidoux, San Bernardino, Colton, Muscoy, Loma Linda, and Rialto. If you have family or a rental property one town over, we handle Gelco service in East La Mirada and Gelco service in North El Monte as well.
Book Your Gelco Service in Laguna Hills Today
Your Gelco fireplace is built to last another season with the right attention. Call (877) 516-7159 and Allen will set up a time to inspect, clean, and fix whatever we find. 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.