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 San Pablo, CA
Gelco chimney cleaning in San Pablo typically costs between $189 and $329 and is usually completed in a single visit. We’re an independent Gelco service provider, not a manufacturer affiliate, and what sets our San Pablo work apart is simple: most of the chimneys here were built between 1940 and 1970, they share the same aging clay-tile flues, and they’ve been fighting fog-driven moisture for half a century. If you own a Gelco fireplace or insert in San Pablo, call (855) 382-9432 and we’ll tell you exactly what’s happening inside your flue.

Why San Pablo Residents Choose Us for Gelco Service
Noel Cafferty grew up in the Elmwood district and has spent nearly three decades looking at fireboxes, flue liners, and dampers across the East Bay. When he started Chimney Sweep Berkeley, he brought the same approach to every job: show up, do the work carefully, and tell the homeowner exactly what was found. We bring that same standard to Gelco equipment in San Pablo and Berkeley, because we’ve cleaned and repaired enough of these systems to know their specific wear patterns without needing a manufacturer manual to hold our hand.
We carry OEM-equivalent and quality aftermarket parts for Gelco direct-vent systems, wood inserts, glass doors, and termination caps, so a San Pablo repair doesn’t stall waiting on a slow parts chain. We’re a full-service chimney and ventilation crew, covering sweeping, repair, and dryer vent cleaning under one visit. You won’t get handed off to a subcontractor when a sweep turns up something structural. And we’re familiar with the Gelco sales & service landscape, which means we know which parts are worth sourcing and which ones are best left retired.
Styles & brands we work with
- Sweep & inspection
- Caps & crowns
- Flue relining
- Masonry repair
- Gas fireplace service
Common Gelco Chimney Cleaning Problems We Solve in San Pablo
- Corroded burner assemblies on Gelco gas fireplaces. San Pablo sits close enough to the Bay that fog pushes moisture into everything, and we regularly find Gelco gas burners with rust buildup and blocked pilot hoods. The result is delayed ignition and yellow, lazy flames that should have been blue.
- Cracked firebrick and deteriorated gaskets on Gelco wood inserts. Older San Pablo homes lean on their fireplaces through a long, damp heating season. That steady use in a chronically moist flue breaks down firebrick and door gaskets faster than you’d expect, causing smoke spillage into the room.
- Rusted Gelco vent caps and flashing. On stucco bungalows from the 40s through the 70s, original termination caps are often rusted clean through. Water gets into the flue, and before long the mortar crown is spalling and white efflorescence is streaking the brick.
- Restricted direct-vent terminations. Fog-exposed wall terminations collect debris and spider webs, and San Pablo has no shortage of either. A blocked vent restricts exhaust flow, which can trigger backdraft and carbon monoxide concerns, especially in homes where the Gelco system vents alongside a gas water heater.
- Stage-two and stage-three creosote glaze in older flues. The long, cool, damp season means fires burn low and slow. That’s exactly the condition that produces hard, shiny creosote glaze rather than loose soot, and it’s the stuff that ignites. We remove it properly with rotary rods, not just a brush.
Gelco Service in San Pablo: What Local Conditions Mean for Your Equipment
Here’s something we’ve learned working street by street in San Pablo: along the San Pablo Avenue corridor, the dense rows of mid-century bungalows were often built in the same era by the same builders, with the same chimney design repeated house after house. When we pull up to a 1950s stucco home in ZIP 94806 and find a cracked crown and clogged clay tiles, we can usually walk two doors down and find the same thing. That’s not a coincidence, it’s construction history. The chimneys here vent original brick masonry fireplaces, often with unlined or clay-tile flues, and many still carry gas water heaters or furnaces alongside the fireplace. Every visit includes a backdraft and carbon monoxide check because in this housing stock, the fireplace is rarely venting alone. On a foggy morning in the San Pablo Avenue corridor, our crew serviced a 1950s stucco bungalow with a Gelco wood insert that had been sitting unused for years. Level 2 inspection found a badly glazed flue, a cracked crown, and a rusted Gelco vent cap. We cleaned the creosote, repointed the crown, and installed a new cap. The draft came back clean.
Gelco Models & Products We Service in San Pablo
We work on Gelco direct-vent gas fireplace systems, common in mid-century and later California homes, plus Gelco wood-burning fireplace inserts, glass doors, accessory sets, vent kits, and termination caps. When a Gelco component is discontinued, we source OEM-equivalent or high-quality aftermarket parts rather than forcing a full replacement. Our approach is simple: if the firebox, venting, and structural chimney are sound, repair beats replace every time. We always recommend the safe, code-compliant fix, not the biggest invoice. A clean inspection report you can stand behind, for your insurance, your landlord, or your own records.
See the difference
Before
After
Before
After
Before
AfterGelco Service Pricing in San Pablo
- Basic chimney sweep: $189-$249
- Level 1 inspection (included with most sweeps): $75-$125
- Level 2 inspection (camera): $250-$400
- Creosote removal (heavy glaze, stage 2-3): $100-$250
- Crown repair: $400-$900
- Gelco vent cap replacement (parts and labor): $150-$375
Your cost depends on how long the flue has been neglected, what kind of creosote we find, and whether the crown or cap needs attention. We tell you what we found, not what sells the biggest job. Call (855) 382-9432 for a free estimate, and we’ll walk you through what’s urgent and what can wait.
Serving San Pablo, CA – Our Local Coverage Area
We’re based in the San Pablo area and know this community well, and we also provide Gelco service in Richmond. Use the map below to see our service coverage – if you’re nearby, we can almost certainly help.
FAQs – Gelco Chimney Cleaning in San Pablo
Yes. We service Gelco direct-vent gas systems throughout San Pablo and offer Gelco repair in El Cerrito, including the mid-century bungalows along San Pablo Avenue where these units were retrofitted into original masonry fireplaces. We check burner condition, pilot operation, vent flow, and carbon monoxide output on every visit. Call (855) 382-9432 to schedule a sweep and inspection.
In most cases, yes. We offer HeatShield flue restoration, a system that resurfaces deteriorated clay-tile flues without full liner replacement. If the damage is too extensive, we’ll tell you plainly and discuss a DuraFlex flexible liner as the proper fix. Either way, you’ll see the camera footage yourself before any work is approved. Call (855) 382-9432 for a Level 2 inspection and honest recommendation.
Fog. San Pablo gets steady marine moisture off San Francisco Bay, and older mortar crowns absorb it year-round. Add an original clay-tile flue that hasn’t been sealed in decades, and the freeze-free but perpetually damp conditions slowly spall the brick and crack the crown. It’s the signature issue of 1940s-1970s stucco housing stock here. We repair crowns and recommend caps to stop the water at the top.
Yes, we do it on one visit. In San Pablo, many original chimneys vent both the fireplace and a gas water heater or furnace. We sweep the flue, inspect the Gelco insert, and run a backdraft and carbon monoxide check on the gas appliance venting. One crew handles it all. Call (855) 382-9432 to book.
Absolutely. A rusted cap in San Pablo’s damp air lets water and debris into the flue, and that’s what accelerates creosote glazing and crown damage. A new Gelco or Famco cap with proper screening keeps out moisture, birds, and the spider webs that clog direct-vent terminations. It’s one of the cheapest things we do that prevents the expensive things. Call (855) 382-9432 for a free cap assessment.
Service Areas Near San Pablo
We serve San Pablo and the surrounding East Bay, including Berkeley, Oakland, Richmond, Piedmont, and the Mission District. If you’re in San Pablo service area, we’re your local crew. We also provide Gelco service in Embarcadero and Gelco service in Financial District for clients closer to the Bay.
Book Your Gelco Service in San Pablo Today
Your Gelco system needs a professional who knows San Pablo chimneys. We’ll tell you what’s there. You decide what to do with it. Call (855) 382-9432 for a free estimate and schedule your sweep before the next fog rolls in.
Written by Noel Cafferty, Owner at Chimney Sweep Berkeley, serving San Pablo and the East Bay. Noel grew up in the Elmwood district and has spent nearly three decades working on fireboxes, flue liners, and dampers across the region.