Whole-home duct cleaning
Dryer vent cleaning
Camera inspection
Sanitizing & deodorizingWhole-system duct and dryer vent check with before-and-after photos - you see exactly what came out of your vents
That "$99 whole-house special" is a bait ad - the real number appears once they are in your hallway, or the "clean" is a shop-vac at the register. We photograph the inside of your ducts before and after instead.
Air Duct Cleaning Company in South Whittier, CA
Air duct repair is the service South Whittier homeowners call us about most, and that’s not a coincidence. The tract homes built along the Whittier Boulevard corridor between the 1940s and 1960s still carry original galvanized and semi-rigid ductwork, much of it now rusted, disconnected, or wrapped in failing insulation inside hot attics. Duct Cleaning Westminster has served South Whittier since 2017, and we bring Rotobrush and Nikro equipment to every job. Call (877) 752-8412 for an assessment.
Why South Whittier Homes Are Different
Homes in South Whittier were built in a narrow window, mostly between the late 1940s and mid 1960s, when the area filled in with single-story stucco tract and ranch houses on compact lots. That means the duct systems we open up on these jobs are consistently old: rigid metal plenums, early galvanized branch runs, and attic spaces too low and too hot to work in comfortably during the summer. The heat itself is a factor. South Whittier sits in a dry, inland Mediterranean climate, and those attics routinely hit 130 degrees by midday. Duct joints pop apart under repeated expansion, and old foil-backed wrap crumbles and sheds into the supply path. We don’t just vacuum these systems. We inspect every accessible joint and hanger, because in this housing stock, cleaning without checking alignment is a half-measure.
The other thing that changes the work here is traffic. Whittier Boulevard and the 605 are never quiet, and fine road dust and diesel particulate work their way into return-air paths faster than they do in quieter, inland suburbs. That’s not a sales line; it’s visible on the filter housing of nearly every system we open in 90605. The dust is dry, light, and easily kicked back into the air by an undersized blower or a leaky return. For homeowners with asthma or allergy concerns, the combination of old ductwork and constant particulate load makes South Whittier a place where duct maintenance is a real health consideration, not a routine chore.
We also see a pattern on the infill and ADU conversions that have been added to these older lots. New flex duct installed quickly often sags, tears at the takeoff, or isn’t sealed at the plenum. That’s become a regular repair call for us in South Whittier, and it’s a reminder that newer materials still fail when they’re not installed to a real standard.
Styles & brands we work with
- Whole-home duct cleaning
- Dryer vent cleaning
- Camera inspection
- Sanitizing & deodorizing
Our Main South Whittier Services
These are the two services South Whittier homeowners call about most often, each with its own local conditions and its own page on this site.
Air Duct Cleaning in South Whittier
For South Whittier homes, cleaning means more than running a vacuum through the registers. The systems we see here are often decades old, and the dust inside them is dry, fine, and heavily influenced by boulevard traffic. A proper cleaning on one of these systems involves agitating the duct walls with a Rotobrush rotary brush while a Nikro HEPA-filtered vacuum pulls the loosened debris out under negative pressure. We also check for torn wrap, loose joints, and disconnected returns while we’re in the attic, because cleaning a system that’s pulling attic air is wasted effort. See Air Duct Cleaning in South Whittier for the full local breakdown.
Dryer Vent Cleaning in South Whittier
Lint is a fire hazard, and South Whittier’s tight laundry closets and short, often poorly sloped vent runs make it a real concern here. We clean dryer vents as a dedicated fire-safety service, not an add-on, using brushes and negative-air tools sized for the 3- and 4-inch vents common in 1950s and 1960s homes. A plugged vent also makes the dryer run hotter and longer, which is an equipment wear issue as much as a safety one. Read the details on Dryer Vent Cleaning in South Whittier.
Air Duct Repair in South Whittier
Most South Whittier homes still run on their original ductwork, and at sixty to seventy-five years old, that ductwork is failing in predictable ways: separated joints, rusted-through elbows, crushed returns, and wrap that has turned to dust. Repair is the service that actually fixes the system, not just the symptom, and it’s the reason we’re called back to 90605 again and again. Air Duct Repair is also the service that separates us from cleaning-only companies, because a duct that’s leaking into a 130-degree attic will never deliver clean air no matter how thoroughly it’s vacuumed.
Ductwork Repair
Signs you need it
Rooms that never reach the thermostat setting, a sudden increase in dust on furniture, or supply registers that barely move a tissue are all signs of disconnected or leaking duct sections.
What it costs in South Whittier
Repairing a single separated joint or reconnecting a dropped duct typically runs $350 – $700, depending on attic access and the condition of the surrounding metal.
How we do it
We locate the failed section, draw the system down to confirm no other major leaks, then cut out and replace the damaged run with properly sized and sealed material before re-testing airflow at the register.
Air Duct Replacement
Signs you need it
Crushed, rusted-through, or internally lined ducts that have degraded past the point where patching makes sense, often visible as piles of rust dust or fiberglass particles inside the supply boot.
What it costs in South Whittier
Replacing a run of main supply trunk typically runs $1,200 – $2,500 per 10 feet, with full-system replacement in a small ranch falling between $3,000 and $6,000.
How we do it
We remove the failed sections, install new galvanized or flex duct sized to the blower’s static pressure, seal every joint with mastic and UL-listed tape, and rebalance the supply side so each room gets its design airflow.
HVAC Duct Installation
Signs you need it
New additions, ADU conversions, or a furnace replacement that left the existing ductwork oversized, undersized, or routed in a way that starves half the house.
What it costs in South Whittier
Installing a short branch run and new supply boot typically runs $450 – $900, while a full duct system for a converted garage or ADU ranges from $2,500 – $6,500.
How we do it
We size the new duct to the blower’s actual CFM, route it through the existing attic or crawl space, seal and strap every connection, and insulate the run to meet California energy code for unconditioned spaces.
Duct Replacement
Signs you need it
Entire trunk lines that are rusted through, collapsed, or so leaky that sealing individual joints no longer restores adequate supply pressure.
What it costs in South Whittier
Replacing a main trunk line typically runs $1,800 – $3,800 depending on the length and whether the old wrap contains deteriorated fiberglass that must be contained during removal.
How we do it
We isolate the system, strip the failed trunk, install new properly sized duct, then seal, strap, and insulate it before testing static pressure and register airflow against the manufacturer’s blower curve.
What Air Duct Repair Costs in South Whittier
| Item | Typical range in South Whittier |
|---|---|
| Single joint or connection repair | $350 – $700 |
| Air duct replacement (per 10 ft of main trunk) | $1,200 – $2,500 |
| Full duct system replacement (small ranch) | $3,000 – $6,000 |
Does air duct repair really improve airflow in a 1950s South Whittier home?
Yes, and often by a larger margin than homeowners expect. Sealing a few disconnected joints or replacing one crushed return can raise static pressure enough that every room reaches temperature at the same time.
Can you repair ducts in a low-pitch South Whittier attic?
Yes. We work in shallow attics regularly, using compact tools and containment sheeting when the space is tight. Crawl access and low clearance may add some labor, but we’ll tell you that upfront before work starts.
Brands We Service in South Whittier
We service and clean duct systems installed alongside Honeywell and Aprilaire whole-home air quality equipment, and we use Rotobrush and Nikro tools on every job so residential systems get commercial-grade agitation and HEPA filtration. See our brands for the full list.
See the difference
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After
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AfterPricing for Air Duct Cleaning Company in South Whittier, CA
| Service | Typical range in South Whittier |
|---|---|
| Air duct cleaning (standard home) | $400 – $800 |
| Individual vent cleaning | $50 – $150 |
| Dryer vent cleaning | $85 – $250 |
| Duct sealing per access point | $150 – $400 |
| Single duct joint or connection repair | $350 – $700 |
| Air duct replacement (per 10 ft of main trunk) | $1,200 – $2,500 |
| Full duct system replacement (small ranch) | $3,000 – $6,000 |
| HVAC duct installation (short branch run) | $450 – $900 |
| Full duct system installation (garage/ADU conversion) | $2,500 – $6,500 |
Two things push prices toward the top of those ranges in South Whittier: low-pitch attics that are slow and physically demanding to work in, and old duct wrap that has to be contained and removed rather than simply wiped down. You get one flat price per system agreed before we start, based on the actual measurements and the condition we see, not a per-vent price that grows once the van is parked outside.
Neighborhoods We Serve in South Whittier
We work throughout the 90605 ZIP code and the surrounding streets, including the older ranch clusters off Whittier Boulevard and the infill lots closer to the 605. Every neighborhood below takes us roughly the same travel time from our dispatch point, so scheduling runs on your availability, not on which side of the boulevard you’re on.
- Whittier Boulevard corridor
- Lambert Road area
- Scott Avenue tract homes
- Painter Avenue neighborhoods
- Adoree Street area
Service Area – Cities Near South Whittier
We also cover the surrounding communities, including La Mirada, CA, La Habra Heights, CA, Bellflower, CA, and La Palma, CA. If you’re in one of those cities, the housing stock changes but the standard of work doesn’t. Call us and we’ll tell you honestly whether we’re the right fit for your system.
Serving South Whittier, CA – Our Local Coverage Area
We’re based in the South Whittier 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 About Air Duct Cleaning Company in South Whittier
We typically schedule South Whittier jobs on the same week you call, not weeks out. The exact day depends on how many crews we have running and where their prior jobs sit, but we’ll give you a firm date and a two-hour arrival window when you book.
Most South Whittier neighborhoods don’t have HOAs that govern interior mechanical work. If your tract does have covenants, duct repair inside the attic or walls rarely requires review, but we’re glad to provide a scope-of-work description your board can file if they ask for one.
Yes. Compact lots don’t change the work, though they sometimes mean the outdoor compressor sits close to the house and the return path is shorter than ideal. We’ll note that during the inspection and adjust the cleaning approach so we’re not pushing dust from the return into the supply side.
If your ducts are original to a 1950s or 1960s South Whittier home, or you can see dust around the registers right after you’ve cleaned, call Duct Cleaning Westminster at (877) 752-8412. We’ll inspect the system, show you what’s happening in your attic, and give you one flat price per system before any work begins.
What happens when you call
- 1A real person answersNo phone trees. Talk to a local air duct cleaning pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you. The visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What South Whittier Customers Say
"Two guys, about three hours, plastic down at every register, and they wiped the vent covers before putting them back."
- Sofia Torres"Found a disconnected run in the crawlspace while they were in there and told me about it rather than cleaning around it."
- Angela Lin"Quoted per system rather than the bait and switch per vent pricing everybody else in town uses. The number I was told on the phone was the number on the invoice."
- Marisol Vargas