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.
Dryer Vent Cleaning in Walnut, CA: What It Costs and When to Book
A professional dryer vent cleaning in Walnut typically runs $129 – $249 for a standard single-dryer home, with larger hillside properties and longer duct runs falling between $189 and $320 depending on run length, elbow count, and access. Most Walnut homes need this done once a year, though houses where the dryer duct runs through a garage or attic often need attention every 8 – 10 months. Our team at Ontario Chimney handles dryer vent cleaning as a core service across Walnut, and we book appointments by phone at (833) 467-7685.
What makes Walnut different for dryer vent work? The housing stock does. Many homes here sit on larger lots with laundry rooms placed mid-house, which means exhaust ducts travel long distances through uninsulated garage ceilings or attics before reaching an exterior wall. Those long, elbow-heavy runs collect lint faster than short direct vents, and they’re the ones most likely to be overlooked because the lint trap catches only a fraction of what actually leaves the drum.
Fast, Reliable Dryer Vent Cleaning Across Walnut
If you live in Walnut, you already know the rhythm of the city: quiet residential streets, larger lots near the foothills, and homes built mostly in the 1980s and 1990s. That housing era matters for dryer vent cleaning because it predates the modern building code push toward short, accessible dryer exhaust runs. What we regularly see in Walnut is a dryer duct that leaves the laundry area, jogs through an uninsulated garage ceiling or attic space, and terminates behind a stucco wall or under an eave where nobody looks until the dryer starts taking two cycles to dry a towel.
We work throughout Walnut’s neighborhoods, including the hillside properties near the 57 freeway, the semi-custom subdivisions off Grand Avenue, and the larger-lot homes closer to Mt. San Antonio College. Our techs know the difference between a quick single-story ranch in the flatlands around Lemon Avenue and a multi-level home on the foothill edges where the dryer vent might run 25 or 30 feet with three elbows. That local familiarity means we show up with the right tools and a realistic expectation of what the duct looks like before we even pull the first clamp.
Call (833) 467-7685 to schedule a Dryer Vent Cleaning visit in Walnut. Estimates are straight numbers, and we’ll tell you what the job needs before we start.
Styles & brands we work with
- Sweep & inspection
- Caps & crowns
- Flue relining
- Masonry repair
- Gas fireplace service
Why Ontario Chimney Is Walnut’s Preferred Dryer Vent Cleaning Company
Ontario Chimney built its reputation on chimney sweeping and venting safety, and Walnut homeowners have come to us for the same reason people in our home market do: we treat dryer vent cleaning as fire-safety maintenance, not a quick add-on. Lint is fuel. The U.S. Fire Administration and NFPA both point to dryer vent blockages as a leading cause of residential dryer fires, and in a city where Santa Ana winds are already a fire-season stressor, nobody wants a preventable ignition source inside the walls.
Walnut customers regularly tell our techs the same thing: they called someone else before, got a quick vacuum from the exterior, and never heard anything about the kinked section behind the garage ceiling or the crushed flex pipe where the duct makes its second turn. That’s the gap we close. Al Vickers has shaped our approach around showing homeowners what’s actually inside the duct, not just claiming it’s clean because the exterior flap moves.
We carry professional-grade components for the work, including exterior vent hoods and rigid duct sections sourced through Copperfield, the same professional chimney supply distributor our chimney repair crews use for flue work. That cross-service continuity matters: when you call us for a dryer vent in Walnut, you’re talking to the same company that would handle a chimney crown repair or Gelco service in Walnut one visit later.
Our Dryer Vent Cleaning Services in Walnut
Dryer Vent Cleaning
This is the core service, and in Walnut it usually means clearing lint from a duct that’s longer and more convoluted than the builder ever intended. We run rotary brushes and high-CFM vacuum extraction through the entire run, from the dryer connection point to the exterior termination. On a typical Walnut home built in the 80s or 90s, we’re pulling out anywhere from two to six pounds of packed lint, often concentrated at the first elbow behind the dryer and at any sag where the duct dips through an attic.

Dryer Vent Inspection
We inspect every vent we clean, and we’ll also inspect the vent on its own if that’s what you need. In Walnut, that inspection frequently turns up problems the homeowner never knew about: a crushed flex section where a box got shoved against the duct in a garage, a disconnected joint in an attic, or a bird or rodent nest blocking the exterior hood. If your vent hasn’t been looked at in years, the inspection is the more important half of the service.

Exterior Vent Hood and Duct Check
Walnut’s Santa Ana wind events do real damage to exterior vent hoods. The heat, dryness, and gusting wind crack plastic hoods, loosen the screws holding the termination to stucco walls, and leave gaps that let birds and debris into the duct between cleanings. We check the exterior termination on every visit, replace damaged hoods with properly fitting units, and re-secure flashing where it’s pulling away from the wall. If the hood is painted shut or rusted through, we’ll show you before we touch it.

Trusted Brands We Service in Walnut
When we replace a section of dryer duct or swap an exterior hood in Walnut, we’re not pulling parts off a big-box shelf. We source vent components through Copperfield, the same professional chimney supply distributor that feeds our flue relining and cap installation work. For Walnut homes where the dryer vent runs through an uninsulated attic or garage, that matters: rigid galvanized duct with proper elbows and a sealed termination beats the foil flex tubing that comes in a box with the dryer, and we keep the right sizes on our trucks when we’re working in Walnut. DuraFlex components come into play when we’re handling chimney liner work on the same property, which happens often with larger homes that have multiple flues.
Common Dryer Vent Cleaning Problems We See in Walnut Homes
- Long, elbow-heavy runs through garages and attics. Most Walnut homes from the 80s and 90s put the laundry room mid-house, so the dryer duct travels 15 to 30 feet with two or three 90-degree turns. Every elbow is a lint collection point, and every foot of uninsulated duct in a hot attic bakes lint into a hard crust that’s harder to remove the longer it sits.
- Cracked or blown exterior hoods from Santa Ana wind. Walnut’s fall and winter gust events push dry air against stucco walls and exterior terminations. Plastic hoods crack, the flap stops sealing, and the next thing we find on inspection is a bird nest or a wasp mud dauber plug inside the duct six inches from the wall.
- Crushed flex duct in garages. On Walnut properties where the dryer sits in a garage laundry closet, the duct often gets pinched between the dryer and the wall, or boxed in by storage. A flattened section can cut airflow by half even when the rest of the duct is clean.
- Dryer vents ignored during chimney-focused annual maintenance. The larger Walnut homes with multiple fireplaces and several flues get chimney sweeps on schedule, but the dryer vent gets skipped because it’s in a different part of the house. We see this constantly: a homeowner with a perfectly maintained fireplace and a dryer vent that hasn’t been opened in six years. Both are combustion appliances, and both need the same annual discipline.
See the difference
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AfterPricing for Dryer Vent Cleaning in Walnut, CA
A standard dryer vent cleaning in Walnut runs $129 – $249. That covers a single dryer, a run up to roughly 20 feet, and a standard exterior termination. Longer runs, especially the 25-to-35-foot configurations common on larger-lot hillside properties, fall between $189 and $320 because the duct takes more time to clear properly and often requires rooftop or ladder access at the termination point.
What changes the price in Walnut specifically is the housing stock. A house with a short side-wall vent off a laundry room takes less than an hour. A semi-custom home where the duct runs through an attic and exits near a second-story soffit takes longer, and we have to inspect the entire run rather than just clear the first six feet. If we find a crushed duct section, a disconnected joint, or a damaged hood, we’ll quote the repair separately before doing any work. You’ll see the evidence first. Call (833) 467-7685 for a free estimate and we’ll give you a firm number based on your home, not a range pulled from a national chart.
We Also Serve Cities Near Walnut
Our service area extends from Walnut into the surrounding San Gabriel Valley communities. We handle dryer vent cleaning for homes in Dryer Vent Cleaning in Walnut and the adjacent cities, including South San Jose Hills, Rowland Heights, West Covina, and Pomona. If you’re on the edge of one of those cities, call us and we’ll confirm coverage for your street.
Serving Walnut, CA - Our Local Coverage Area
We’re based in the Walnut 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 Walnut
Every 8 to 12 months. If your Walnut home has a dryer duct that runs 20 feet or more through a garage or attic, or makes more than two turns, plan on an annual cleaning at minimum and more often if you dry heavy loads like bedding or towels every week. The longer the run, the faster lint accumulates at the elbows and any sag points. For homes with a short, direct side-wall vent, once a year is usually enough. Call (833) 467-7685 and we’ll give you an honest schedule based on your duct layout rather than a generic one-year rule.
Yes. Santa Ana wind events in Walnut drive hot, dry air against exterior walls and vent terminations, which cracks plastic hoods and loosens the flashing where the duct meets stucco. Once the hood flap stops sealing, birds and debris get into the duct between cleanings, and the next windy stretch pushes more dust and grit into the run. We recommend checking the exterior vent hood after a bad Santa Ana stretch, especially on hillside properties that take the wind directly off the foothills. A cracked hood is a cheap fix. A duct packed with debris because the hood failed is a bigger job.
Yes, and for Walnut homes with multiple fireplaces and several flues, that’s exactly how the visit should be structured. If we’re already on your property for a chimney sweep or a Level 1 inspection, adding dryer vent cleaning takes 30 to 45 minutes and saves you a second trip charge. We’ll schedule the dryer vent first or last depending on access, and you’ll get a single report covering both your flues and your dryer exhaust. Call (833) 467-7685 to book both on the same appointment.
Most of the time, yes. When a dryer vent in Walnut is partially blocked, the moisture can’t escape, so the dryer keeps running longer to finish the load. You’re paying for the extra cycle in electricity and heating the laundry room with moist exhaust air that should be leaving the house. Two cycles to dry a normal load is almost always airflow restriction somewhere in the duct, and in Walnut homes with long runs it’s usually a packed elbow or a crushed flex section. We’ll clear it and show you what came out.
Yes. Walnut’s hillside and larger-lot homes typically have longer duct runs, more elbows, and terminations in harder-to-reach places like second-story soffits or behind decorative stucco walls. Those ducts collect lint faster and are less likely to be cleaned properly by a basic exterior vacuum job. Several properties around the foothill edges also have outdoor fireplaces and second flues, which means maintenance gets spread thin and the dryer vent gets skipped. If you own one of these homes, put the dryer vent on the same annual inspection list as the fireplaces. Lint-laden exhaust is the hidden second appliance load on these properties.
Contact Ontario Chimney for Dryer Vent Cleaning in Walnut
Call (833) 467-7685 to schedule dryer vent cleaning in Walnut, and we’ll give you a fixed quote before we start. We serve the entire Walnut area, including ZIP codes 91788, 91789, and 91795, with scheduling built around your availability. Al Vickers and the Ontario Chimney team handle dryer vents as a standalone fire-safety service, the same way we handle chimney sweeping and repair. One call covers all of it.
Written by Al Vickers, Owner at Ontario Chimney, serving Walnut and the San Gabriel Valley.