Removal of dust, debris, and contaminants from HVAC supply and return air ducts, including registers and grilles, to restore airflow and indoor air quality.
Air Duct Cleaning in Los Angeles, CA
46 air duct cleaning companies serve Los Angeles, rated 4.9★ on average across 12,304 reviews. 44 of them hold 4.5 stars or better.
Why Los Angeles homes need air duct cleaning
Los Angeles ducts work all year, carrying cooled air through the summer and forced-air heat through the winter. Pets, a move into a new home and a recent remodel are when dust and debris build up enough to matter. 72% of homes here were built before 1980, so many duct runs are decades old. Los Angeles County logged 98 days of air unhealthy for sensitive groups or worse in 2025. Searches for duct cleaning in California peak in July and August. 18 of the 46 companies listed here also offer dryer vent cleaning.
Your company here. Put your business at the top of this page for Los Angeles homeowners — clearly labeled, separate from the ranked list.
Get featuredAir duct cleaning services in Los Angeles
Clearing lint and debris from clothes-dryer exhaust ducts and vents to restore airflow, improve drying efficiency, and reduce fire hazard.
Repair and sealing of leaking, damaged, or disconnected ductwork to restore airflow, energy efficiency, and indoor air quality.
Containment, removal, and mitigation of indoor mold growth — including affected materials and the underlying moisture source — to restore healthy indoor conditions.
Application of EPA-registered sanitizers and deodorizers to HVAC systems and ductwork to neutralize bacteria, viruses, and odors.
Removal of soot, creosote, and debris from chimney flues, fireboxes, and smoke chambers to restore safe draft and reduce fire risk.
Testing and inspection of indoor air for particulates, mold, and contaminants — including duct, chimney, and mold inspections — to assess and document indoor air quality.
Get quotesAir duct cleaning companies in Los Angeles
Want quotes from these ? Answer a few questions
Filters
Rating
Services
Air duct cleaning questions Los Angeles homeowners ask
How do I choose an air duct cleaning company in Los Angeles?
44 of the 46 Los Angeles companies here hold 4.5 stars or better.
- A written, itemized quote before work starts: what's included, any access fees, and no extras without your OK.
- The scope covers the supply and return ducts, the blower and the coils, not just the vent covers.
- Ask how debris is collected (negative-pressure collection) and how your ducts and home are protected.
- Before-and-after photos of your own system.
- Mold claims come with evidence, such as a sample or a test, before any chemical treatment.
- Walk away from bait "whole-house" prices.
- For repair or sealing work, check the contractor's California license with California's Contractors State License Board.
How do I choose a reliable air duct cleaner in Los Angeles?
Start by checking how long the provider has operated in the area and whether they hold industry certifications like NADCA. Look for a review profile with a steady stream of recent feedback, which gives a clearer picture of current service quality than a small handful of old comments. You don't need to guess; the directory shows these details on every provider card so you can compare directly.
What drives the cost of duct cleaning in this city?
Price varies most with home size and the age of the ductwork. Since 44% of homes in Los Angeles were built between 1950 and 1979, older systems often have more complex runs and harder-to-reach vents than newer builds. Access points and the number of supply registers also affect the time and equipment a technician needs on site.
How often should I schedule duct cleaning given local air conditions?
California's wildfire-smoke season is a recurring air-quality event, and smoke particles work into ductwork whenever a system draws in outside or attic air during a bad stretch. If your home's ducts intake from an attic or exterior wall, a post-smoke-season check is a practical benchmark, especially in neighborhoods like Eagle Rock or Sylmar where dust and debris are common.
What other HVAC services are available alongside duct cleaning?
Most providers here handle a full range of HVAC work, including heating system installation, A/C system repair, and ductless heating & A/C services. If you're dealing with a specific issue like AC leak damage or need 24-hour emergency service, those are also widely offered across the city.
Do these services cover all of Los Angeles, including the Valley?
Yes — coverage spans the full city, from coastal zones like Pacific Palisades to inland areas such as Tujunga and Chatsworth. Most providers serve multiple neighborhoods, so you can find local options whether you're in Studio City, Bel Air, or the eastern parts of the city like Eagle Rock.
Is mold remediation really necessary?
Mold remediation is necessary when visible growth or a musty odor indicates active colonization, as simply cleaning ducts will not remove the source. In Los Angeles, high humidity in certain areas can accelerate mold growth in HVAC systems, making inspection and removal critical for air quality.
How do I know if my air ducts need to be cleaned?
Look for visible dust blowing from vents, a noticeable drop in airflow, or unexplained spikes in energy bills. If you see debris or mold spots inside the ductwork during an inspection, that is a clear sign professional cleaning is required.
How often should I get my HVAC unit serviced?
Most HVAC systems in Los Angeles benefit from professional maintenance once a year to keep filters, coils, and ducts functioning efficiently. Regular service prevents dust buildup that can restrict airflow and degrade indoor air quality over time.
Do you clean a dryer vent from inside or outside?
Professionals clean dryer vents from both ends to make sure the entire duct run is clear of lint. A technician typically inserts a rotating brush and vacuum line from the interior connection and works through to the exterior vent cap to remove all blockages.
Air duct cleaning by Los Angeles neighborhood
Air duct cleaning companies in Los Angeles are based mostly in Mid City West (5), Hollywood Hills (4) and Central City (2).
Air duct cleaning guides for California homeowners
Air duct cleaning near Los Angeles
All 199 ZIP codes
- 90001
- 90002
- 90003
- 90004
- 90005
- 90006
- 90007
- 90008
- 90009
- 90010
- 90011
- 90012
- 90013
- 90014
- 90015
- 90016
- 90017
- 90018
- 90019
- 90020
- 90021
- 90023
- 90024
- 90025
- 90026
- 90027
- 90028
- 90029
- 90030
- 90031
- 90032
- 90033
- 90034
- 90035
- 90036
- 90037
- 90038
- 90039
- 90041
- 90042
- 90043
- 90044
- 90045
- 90046
- 90047
- 90048
- 90049
- 90050
- 90052
- 90053
- 90054
- 90055
- 90056
- 90057
- 90058
- 90059
- 90060
- 90061
- 90062
- 90063
- 90064
- 90065
- 90066
- 90067
- 90068
- 90069
- 90070
- 90071
- 90072
- 90074
- 90075
- 90076
- 90077
- 90078
- 90079
- 90080
- 90081
- 90082
- 90083
- 90084
- 90086
- 90087
- 90088
- 90089
- 90090
- 90093
- 90094
- 90095
- 90099
- 90189
- 90210
- 90211
- 90212
- 90230
- 90232
- 90247
- 90248
- 90265
- 90272
- 90290
- 90291
- 90292
- 90293
- 90294
- 90296
- 90402
- 90405
- 90501
- 90502
- 90710
- 90717
- 90731
- 90732
- 90733
- 90734
- 90744
- 90748
- 90810
- 90813
- 91040
- 91041
- 91042
- 91043
- 91201
- 91205
- 91206
- 91303
- 91304
- 91305
- 91306
- 91307
- 91308
- 91309
- 91311
- 91313
- 91316
- 91324
- 91325
- 91326
- 91327
- 91328
- 91329
- 91330
- 91331
- 91333
- 91334
- 91335
- 91337
- 91340
- 91342
- 91343
- 91344
- 91345
- 91346
- 91352
- 91353
- 91356
- 91357
- 91364
- 91365
- 91367
- 91371
- 91392
- 91394
- 91395
- 91396
- 91401
- 91402
- 91403
- 91404
- 91405
- 91406
- 91407
- 91408
- 91409
- 91410
- 91411
- 91412
- 91413
- 91416
- 91423
- 91426
- 91436
- 91470
- 91482
- 91495
- 91496
- 91499
- 91504
- 91505
- 91506
- 91601
- 91602
- 91603
- 91604
- 91605
- 91606
- 91607
- 91609