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 Alhambra
A dryer vent cleaning in Alhambra typically costs $129 – $229 for a standard single-story home, and most jobs take 45 to 90 minutes. If your dryer’s been taking two or three cycles to finish a load, or the laundry room feels humid and smells musty after a run, that vent is telling you something. We work in Alhambra every week, and we know exactly what’s hiding in the walls of these older bungalows. Call (855) 341-3461 and we’ll schedule a time that works.
Why Walnut Chimney Is Alhambra’s Preferred Dryer Vent Cleaning Company
Most Alhambra homes weren’t built with dedicated dryer exhaust systems. They were built with fireplaces, and somewhere along the way, somebody decided to share a flue. That’s not a generic vent cleaning problem. That’s a problem that requires somebody who understands both sides of the stack. Our Dryer Vent Cleaning team works on chimney systems daily, so when a dryer vent tees into an original clay-tile flue, we already know what we’re looking at before we pull the first panel.
Russ Dempsey runs this company with a simple rule: if we find something, you see the camera footage before we quote a repair. No exceptions. Homeowners in Alhambra’s hillside tracts north of Main Street, around Alhambra Park, and through the Granada Park neighborhood have heard enough stories about scare-tactic upsells. We’d rather show you the spalled mortar and the lint packed behind a crushed flex run, then let you decide.
Our Alhambra customers tend to call after something changes, a dryer that suddenly takes forever, a burning smell, a lint trap that’s clean but the outdoor vent has no airflow. We get to 91801, 91803, and the surrounding zips quickly, and we book in two-hour windows so you’re not waiting around. That matters when your laundry is piling up and the dryer is part of the problem.
Styles & brands we work with





Our Dryer Vent Cleaning Services in Alhambra
Dryer Vent Cleaning
We clean the full exhaust run from the dryer connection to the exterior termination, and we use a rotary brush system sized to the actual duct. In Alhambra, where many bungalows still have original 1920s brick and stucco construction, that run is often longer and stranger than it should be: up through a wall, across a crawlspace, into a chimney stack. We inspect the whole path, not just the first four feet. Lint doesn’t care about the architectural quirks; it accumulates wherever the airflow slows.
Level 2 Inspection with Camera Documentation
When a dryer shares a flue with a fireplace or water heater, which happens far more often in Alhambra than in newer tract developments, we run a camera through the entire stack. You see what we see. The camera shows spalling mortar, cracked clay tiles, rusted dampers, and lint that’s adhered to rough flue walls. This isn’t a service we upsell; it’s a service we insist on when the vent terminates into a chimney we didn’t build and we can’t otherwise see. If the stack looks clean, we say so and we leave it alone.
Flue Liner and Damper Assessment
The original clay-tile stacks in Alhambra’s pre-war homes were sized for wood-burning fireplaces, not for the CFM output of a modern gas or electric dryer. When someone tapped a dryer into that stack decades ago, nobody recalculated the math. We check the liner condition, the damper position, and whether the flue is doing its job or fighting the dryer’s exhaust. If a reline is warranted, we use DuraFlex or HeatShield materials, but only after you’ve watched the footage and we can both see the need.
Rigid Vent Replacement
Flexible vinyl and mylar duct was never code for dryer exhaust, but we find it in a lot of Alhambra homes, crushed behind laundry room walls or run up exterior stucco chases where it sags and pinches. We replace it with rigid metal vent, properly supported and sealed. Rigid duct moves air better, traps less lint, and doesn’t collapse when a house settles after an earthquake. For Alhambra’s seismic reality, that last point matters.
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.
- 4
You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Alhambra
We stock and install professional-grade venting and liner components from DuraFlex, HeatShield, and Copperfield, and we use Famco caps and terminations. That means we’re not limited to whatever’s on the truck; we can match the material to the specific vent configuration in your home. If an Alhambra bungalow needs a flexible liner for a curved flue, DuraFlex works. If a mid-century apartment building needs a rigid stainless section, we’ve got it. When you call us, you’re getting materials that a professional installer would choose, not the cheapest option at the hardware store.
Common Dryer Vent Cleaning Problems We See in Alhambra Homes
- Dryer exhaust retrofitted into an original clay-tile flue. These stacks were built for fireplace smoke in the 1920s and 1930s, not for a dryer pushing hot, lint-laden air. The result is slow airflow, backdrafting, and lint that coats rough flue walls instead of exiting the house.
- Crushed or sagging flexible duct behind laundry walls. In older bungalows with shallow wall cavities, flex duct gets bent around framing, crushed by foundation settlement, or simply installed wrong. We find pinch points where lint packs solid and airflow drops to nearly nothing.
- Earthquake-related damage to exterior stucco chimneys. Alhambra has felt its share of seismic activity, and the stucco chimneys near Alhambra Park and Granada Park often show hairline cracks that let moisture in. Water degrades the mortar, rusts the damper, and roughens the flue surface so lint sticks.
- Dryer and fireplace sharing a stack with no separation. This is the one we take most seriously. A dryer vent and a fireplace flue sharing the same masonry chase without proper separation is a fire hazard and a carbon monoxide risk. We flag it immediately and show you exactly what the camera sees.
See the difference
Before
After
Before
After
Before
AfterPricing for Dryer Vent Cleaning in Alhambra, CA
Key Takeaways:
- Alhambra dryer vents often run into original 1920s chimney stacks, which changes the job entirely.
- Camera inspection is standard when a dryer shares a flue; you see the footage before any recommendation.
- Rigid vent replacement fixes the crushed flex run problem for good.
- Earthquake damage to stucco chimneys is a common contributor to poor vent performance.
- We use DuraFlex, HeatShield, and Copperfield materials, not hardware-store patch kits.
We Also Serve Cities Near Alhambra
Our crews run through Alhambra and the surrounding San Gabriel Valley every week. If you’re in East San Gabriel, San Gabriel, Monterey Park, or South San Gabriel, we cover those areas too. Same trucks, same camera documentation, same straight answers. If your dryer’s slowing down and you’re anywhere in the valley, call (855) 341-3461.
Serving Alhambra, CA — Our Local Coverage Area
We’re based in the Alhambra 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 Alhambra
My Alhambra bungalow’s dryer vents into the original 1920s clay-tile chimney – is that safe?
No, in most cases it isn’t safe as configured. Those clay-tile stacks were sized for fireplace smoke, not the continuous forced-air exhaust of a dryer, and they were never intended to carry lint-laden air at the temperatures a dryer produces. The risk isn’t hypothetical; it’s measured in restricted airflow and backdrafting that can push carbon monoxide back into the home. We’ll run a camera through the stack and show you exactly what’s happening. Call (855) 341-3461 to schedule an inspection.
Why does my dryer take two or three cycles in a 91801 apartment with a shared chimney system?
A shared chimney system means multiple units may be venting into the same masonry chase, and if the flue was never fully lined or separated, each unit’s exhaust fights the others for space. The result is exactly what you’re experiencing: wet clothes after a full cycle, a hot laundry area, and a vent that feels full but isn’t. We clean the individual vent run and camera-inspect the shared stack to see what’s actually restricting flow. Call (855) 341-3461 for a free estimate.
Do you recommend dryer vent work even if we rarely use the fireplace?
Yes, and we make that call based on what the camera shows, not on a script. If the dryer shares the chimney, the fireplace’s usage doesn’t matter. The dryer is pushing air into that space every single time it runs, so lint building up there is an active problem regardless of whether you ever light a fire. The question is the condition of the shared flue, and that’s answerable only with a visual inspection. Call (855) 341-3461 and we’ll take a look.
After an earthquake, what should I check on my Spanish Colonial chimney near Alhambra Park?
Check for visible cracks in the exterior stucco, especially around the chimney’s base and any area where it passes through the roofline. Those cracks let water in, and water degrades mortar, rusts dampers, and roughens flue surfaces so lint clings instead of passing through. If your dryer shares that stack, the earthquake damage becomes a vent problem too. We can camera-inspect the full stack and tell you whether the cracks are cosmetic or structural. Call (855) 341-3461 if you see anything suspicious.
Will you ever upsell me a reline when a simple sweep would do?
No, and that’s why we carry a camera on every job. If the flue is dirty but structurally sound, we’ll sweep it and tell you it’s fine. If the clay tiles are cracked or missing, you’ll watch the footage with us on the tablet before we quote anything. You’ll see the same image we see, and you’ll understand why a reline is being recommended. We use HeatShield for resurfacing and DuraFlex for flexible liner systems, but only when the evidence is on the screen. Call (855) 341-3461 and you’ll get the same straight answer we just gave you.
Contact Walnut Chimney for Dryer Vent Cleaning in Alhambra
If your dryer’s taking too long, your laundry room smells like a damp basement, or you stack hasn’t been looked at since the last earthquake, call us. We’re Walnut Chimney, and we handle dryer vents and chimneys as one connected system, because in Alhambra, they often are. Call (855) 341-3461 for a free estimate. We’ll show you the camera footage, explain what’s needed, and let you decide.
Written by Russ Dempsey, Owner at Walnut Chimney, serving Alhambra and the San Gabriel Valley.