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.
Fast, Reliable Dryer Vent Cleaning Across Covina
Most dryer vent cleanings in Covina cost between $135 and $225, and we can usually get a technician to your home within two to three business days. That price covers a full run from the dryer to the exterior vent cap, including a camera check of the line before and after. If you live in 91722, 91723, or 91724, call (855) 382-6159 and we’ll give you a firm quote before anyone steps foot in the house.
We know Covina’s older homes, and we know what gets missed in them. That’s why every dryer vent job here starts with the same question: where does that vent actually go? In the postwar tracts off Citrus and Badillo, the answer is sometimes a chimney, not a wall cap. More on that below, because it changes everything about how the job gets done.
Why Corona Chimney Sweep Is Covina’s Preferred Dryer Vent Cleaning Company
We’re a chimney and venting company first. That matters in Covina because a lot of the dryer exhaust runs here don’t look like the textbook setup. The 1950s and 60s ranch homes in 91722 and 91723 were often built with the dryer vent tied into the same masonry chimney as the fireplace. A standard duct-cleaning crew will hook up a brush kit and call it done. We send a camera down first, because we’ve seen what’s actually in those runs: spalled brick, nesting material, creosote that shouldn’t be anywhere near a dryer duct.
That camera-first approach is why Covina homeowners keep calling us back. It’s also why we don’t quote a reline or a vent replacement until you’ve watched the footage yourself. The tech shows you the monitor. You decide what’s real and what isn’t. No recommendation gets made on a hunch, and nothing gets upsold behind a closed crawlspace door.
We’re led by Nolan Ferris, who built this company around a simple rule: diagnose first, recommend second, and never suggest a repair you can’t prove with a photo. If you’re in Covina and you’ve been told by another company that you need thousands of dollars of liner work, call us first. We’ll show you the evidence or tell you plainly that the vent can wait.
Styles & brands we work with





Our Dryer Vent Cleaning Services in Covina
Full Dryer Vent Cleaning
We run a rotary brush through the entire vent line, from the dryer connection to the wall cap or roof cap. This removes the lint accumulation and, in Covina’s older homes, whatever else has found its way in. Squirrels and birds nest in exhaust lines all over the San Gabriel Valley, especially during the dry months when flues sit unused for eight months straight.

Camera Inspection and Photo Report
Every job includes a before-and-after camera pass. In Covina specifically, we’re looking for more than lint. We’re checking whether that vent run is actually a proper 4-inch metal duct, or a short connector into an unlined brick chase like the ones we find in the 1950s tracts west of Azusa Avenue. If the vent shares a masonry chimney, you’ll see exactly what’s happening inside. We record everything so you can view it on our monitor before you pay a dollar for repair work.

Chimney-Linked Dryer Vent Assessment
This is the Covina-specific problem that most companies never even look for. In single-story ranch homes built between 1950 and 1970, dryers were sometimes vented directly into the fireplace chimney. If that chimney has no clay-tile liner, or if the tiles are cracked, the dryer exhaust is moving through a deteriorating masonry shaft. We’ll map that run with a camera, check the flue condition, and tell you whether the vent is safe as-is, needs a liner, or needs an entirely separate wall or roof termination. You’ll see the video with us before any recommendation is made.

Vent Cap and Termination Cleaning
The exterior cap is where blockages start. In Covina’s dry, hot summers, lint builds up at the cap and bakes hard, then Santa Ana winds push debris right into the opening. We remove the cap, clean the full termination point, and make sure the damper flap still opens freely. If your cap is on a roof tile section, we handle it carefully, because the last thing a 1950s roof needs is a cracked tile from a careless boot.

What happens when you call
- 1
A real person answersNo phone trees — you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Covina
When a Covina vent requires new components, we don’t pull whatever’s on sale at the hardware store. We stock and install HeatShield, Gelco, Olympia Chimney, and Famco products, the same lines you’ll find in contractor supply houses. HeatShield matters here because our Dryer Vent Cleaning team often finds the vent connected to a flue with cracked clay tiles. In qualifying chimneys, HeatShield resurfacing restores that flue interior without a full liner replacement. That’s a repair option most sweep-only companies can’t even offer, and it’s often the difference between an $800 fix and a $4,000 reline.
Common Dryer Vent Cleaning Problems We See in Covina Homes
- Vents tied into unlined 1950s chimneys. In the original tract homes around Citrus Avenue and Badillo Street, we regularly find dryer exhaust running into bare brick chimneys with no clay-tile liner. Lint clings to the rough masonry, and any moisture in the exhaust accelerates spalling. We camera-check every vent in these homes before cleaning so the homeowner sees the full picture.
- Bird and squirrel nests in idle flues. Covina fireplaces go unused from roughly April through November. That gives pests an eight-month window to build nests. When the dryer vent shares a chimney chase with a fireplace flue, a nest can restrict or block the exhaust entirely, pushing heat and lint back into the laundry room.
- Crushed or kinked flex duct behind walls. Builders in the 1970s and 80s subdivisions of 91724 often used flexible foil duct to reach the exterior wall. Over the decades, that duct sags, kinks, or gets pinched between studs. We find these restrictions with the camera and can usually resolve them with a proper rigid replacement run.
- Creosote transfer from chimney to vent. If your dryer vent is tied into a fireplace chimney, baked-on creosote inside the flue can transfer heat and odor back down into the laundry area. We address this by cleaning the shared flue and, where the flue is deteriorating, applying HeatShield resurfacing to seal the surface.
See the difference
Before
After
Before
After
Before
AfterPricing for Dryer Vent Cleaning in Covina, CA
A standard dryer vent cleaning in Covina runs $135 to $225 for most single-story homes. Two-story homes, or runs longer than 25 feet, typically land between $200 and $300. If the vent shares a masonry chimney and we need to camera the flue, that’s included in the inspection, not an add-on line item.
If the camera reveals a genuine problem like a disconnected vent, a pest nest in the shared chase, or a flue that’s lost its clay-tile lining, we’ll give you a separate written quote before any repair starts. Nothing gets billed beyond the cleaning until you approve it. Estimates are free. Call (855) 382-6159 and describe your setup, whether that’s a 1960s ranch off Badillo or a 1980s two-story in 91724. We’ll tell you over the phone what to expect.
We Also Serve Cities Near Covina
Covina is our anchor for the east San Gabriel Valley, and we run routes through Irwindale, Azusa, Citrus, and West Covina throughout the week. The same crew, the same camera-first rule, and the same flat quote applies in every one of those cities. If you’re a homeowner anywhere in this part of Los Angeles County, Dryer Vent Cleaning in Covina is where the core knowledge lives, but the service reach is broader.
Serving Covina, CA — Our Local Coverage Area
We’re based in the Covina 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 – Dryer Vent Cleaning in Covina
You can’t know without a camera, and anyone who tells you otherwise is guessing. In the 1950s ranch tracts off Citrus and Badillo, we commonly find dryer vents connected directly to unlined brick chimneys. That setup can be functional, but it can also have hidden cracks, nesting debris, or enough accumulated lint to be a real fire hazard. We’ll send a camera down the vent and show you the footage live. If the run is clear and the masonry isn’t spalling, we’ll tell you it’s fine. If it’s not, you’ll see exactly why. Call (855) 382-6159 to book a camera assessment in Covina.
Yes, and actually it’s more important in those homes. Clay-tile flues crack over time, and in Covina’s dry heat and occasional seismic activity, those cracks are common in homes from the 1950s and 60s. If the dryer vent shares wall space with a cracked tile flue, lint and exhaust can migrate into places they shouldn’t. We clean the vent and camera the flue in the same visit. If the tiles are cracked but the structure is sound, HeatShield resurfacing can seal the interior without tearing out masonry.
Every six to nine months at minimum. That’s more frequent than the standard annual recommendation, and the reason is specific to Covina’s older housing stock. Unlined masonry collects lint faster than a smooth metal duct, and the long dry season means pests move in when the system sits idle. If your home is in 91722 or 91723 and you’ve never had the vent scoped, start with a camera inspection and a full cleaning. We’ll tell you after that first visit whether you’re on a six-month or annual schedule.
Third-degree creosote looks like a hard, glossy black glaze baked onto the flue walls. It’s a fuel source, not a coating, and it ignites at a lower temperature than many homeowners realize. If your dryer vent ties into a chimney that also serves a fireplace, the heat from a dryer cycle can dry out creosote even further, making it more combustible. We also see creosote fall into the vent run itself. Any dryer vent that shares a chimney with third-degree creosote needs both systems cleaned in the same appointment. We’ll show you the video before we recommend anything beyond the cleaning.
Because Covina’s older homes are the easiest target for upsells. A homeowner can’t see inside their own vent, and plenty of companies exploit that. A camera removes the guesswork. Our technician snakes the scope, shows you the screen, and you watch the lint, the nesting material, or the cracked flue for yourself. If the camera shows a clean run, we’ll tell you the vent doesn’t need service yet. If it shows a problem, you’ll know exactly what it is and what it costs to fix. No surprise recommendations, no scare tactics. To schedule a dryer vent cleaning in Covina with full camera documentation, call (855) 382-6159.
Call for a Free Estimate
Call (855) 382-6159 and tell us about your Covina home, your dryer vent setup, and what you’ve noticed. We’ll give you a straight quote over the phone, and the technician who arrives will be the same person doing the work. That’s how we keep it honest out here, one vent at a time.
Written by Nolan Ferris, Owner at Corona Chimney Sweep, serving Covina and the San Gabriel Valley.