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.
Fast, Reliable Air Duct Cleaning Across Hancock Park
Air duct cleaning in Hancock Park usually runs between $450 and $900 for a full system on a standard single-family home, and $1,200 to $2,600 for the multi-system estate houses this neighborhood is known for. That’s the range you should have in your head before anyone knocks on the door. We serve Hancock Park from our Los Angeles dispatch office, and when you call (213) 733-0665 a live person answers, not a recording. Dale Whitmore leads our team, and the written price we hand you before the first vent is touched is the price you pay.
Hancock Park isn’t an easy place to clean ducts. The houses are grand, old, and full of details you cannot replace. A generic crew with a truck-mounted vacuum and short hoses will leave the third-floor returns untouched and the parquet floors at risk. We plan every job around the house itself, because in this neighborhood the house is the whole point.
Why Kestrel Air Duct Los Angeles Is Hancock Park’s Preferred Air Duct Cleaning Company
Most of the homes we clean in Hancock Park were built between the 1920s and 1940s. That means plaster walls, ornate registers, and duct runs that snake through floors and ceilings in ways no modern tract house ever sees. Our technicians know this before they arrive. Dale Whitmore has drilled a simple discipline into every visit: say the price, show up in the promised window, leave the place cleaner than we found it, and put the guarantee in writing. That is The Kingswell Way, and it is the same standard the Kingswell family of companies has applied since 2004.
We answer the phone around the clock with a real person. If you call at 11:30 p.m. because a return vent is rattling above the nursery, you will talk to someone who can schedule the visit, not a voicemail that says we’ll get back to you. Hancock Park homeowners tell us that matters, because they’ve dealt with no-shows and price changes at the door from other companies. We hand you a written price before work starts, and we do not revise it when the technician arrives.
Every job in Hancock Park carries the 365-Day Done Right Promise. If the work falls short within the guarantee period, we return and make it right at no charge. That includes a free second visit if something we cleaned doesn’t hold up. It’s written on the paperwork, not implied verbally.
Styles & brands we work with




Vent Cleaning in Hancock Park
Vent cleaning in Hancock Park is a different job than it is in a 1990s split-level. The neighborhood’s 1920s and 1930s homes often have vent registers set directly into hardwood parquet or original tile, and many are brass or cast iron with decades of finish on them. We clean those registers by hand with non-marring tools and set drop cloths before any hose comes through the door. The vent itself gets brushed and wiped, and we check the boot beneath it for debris that a vacuum alone leaves behind.
When a Hancock Park homeowner notices dust streaking from a supply vent, or a musty odor that seems to follow the AC around the house, vent cleaning is usually the first call. On older systems with long duct runs, debris accumulates at the vent face and inside the first few feet of ductwork. We remove it with brush agitation, then extract what loosens using negative pressure from our Nikro units, so the dust doesn’t drift back into the living room.
Supply Vent Cleaning in Older Homes
Supply vents push conditioned air into the room, so whatever is on them gets distributed into the air you breathe. In Hancock Park, that often includes fine soot from Wilshire Boulevard traffic and dust from Santa Ana wind events. We clean each supply vent, wipe the register face, and clear the boot, then document the work with camera footage so you can see what was inside.
Return Vent and Registers on Hardwood Floors
Floor returns are common in Hancock Park, and they’re almost always set into flooring that’s original to the house. We remove the register carefully, protect the surrounding wood with padded mats, and never drag equipment across the floor. If the register is painted shut from decades of maintenance coats, we do not force it. We work it free slowly and clean it without bending the metal or chipping the finish.
Vent cleaning for a single system in Hancock Park typically runs $200 to $400 as part of a full cleaning, or $150 to $300 on its own when a homeowner wants spot treatment for one or two problem rooms.
Air Duct Repair in Hancock Park
Air duct repair in Hancock Park is most often needed because the original ductwork is simply old. Homes built from the 1920s to the 1940s frequently have galvanized ducts that are undersized for modern HVAC systems, and many have developed leaks at the joints, separations in horizontal runs, or crushed returns where renovations pressed against them. A duct system that leaks pulls attic or wall-cavity air into your conditioned space, which means higher utility bills and dust that reappears weeks after a cleaning.
We inspect first. Our video inspection camera goes into the duct and shows us, and you, exactly where the problem is. For accessible sections, we seal and repair using mastic and metal tape rated for HVAC systems. For harder-to-reach areas, we’ll show you the footage and explain what’s possible without cutting into finished surfaces. In many Hancock Park homes, original plaster walls mean some repairs need to be done from the register opening rather than through drywall, and we’ll tell you plainly what can and cannot be reached that way.
Sealing Long Runs in Multi-Story Homes
Long duct runs lose more air. On a three-story Hancock Park estate, a run from the basement air handler to a third-floor bedroom return can be 40 to 60 percent longer than in a newer single-story home, which multiplies every leak. We find those leaks with the camera and seal what we can reach. The goal is simple: the air you paid to condition should end up in the room, not in a wall cavity.
Fixing Damaged Registers and Boots
We also repair or replace damaged register boots, the metal collar that connects the duct to the floor or wall register. In Hancock Park, these are frequently original and sometimes rusted from decades of condensation. A loose boot lets dust and insulation into the airflow and makes the register rattle. Air duct repair runs $300 to $800 for typical leak sealing, with full section replacement going higher depending on access and the size of the run.
Trusted Brands We Service in Hancock Park
Most Hancock Park homes we enter have systems that are 20 to 40 years old themselves, even if the house is older. We service and clean ductwork connected to all major HVAC brands, and we stock replacement registers, boots, and filter housings that match the period look of this neighborhood’s homes where we can. For filtration between cleanings, we carry Guardsman and Aprilaire products, and our extraction equipment includes Abatement Technologies HEPA filtration so loosened debris never ends up on your furniture.
What we do not do is bring box-store shop vacs. Our crews use Rotobrush rotary brush systems to dislodge debris at the duct wall, and Nikro negative-pressure units to pull it out of the system. The equipment matters because the architecture here doesn’t forgive shortcuts.
See the difference
Before
After
Before
After
Before
AfterCommon Air Duct Cleaning Problems We See in Hancock Park Homes
- Undersized original ductwork holding decades of dust. Many 1920s-1940s ducts were built for gravity furnaces, not modern blowers. The smaller interior accumulates dust faster and does not give a truck-mounted vacuum much room to work, which is why we use extended-reach agitation first.
- Fine soot and vehicle particulates from Wilshire Boulevard and the Hollywood freeway. These tiny particles settle in the duct lining and re-enter the air stream every time the system runs. Homes closer to the corridor show heavier accumulation, especially in return ducts on the street-facing side.
- Ornate registers that have been painted or varnished over for decades. Forcing them free mars the metal and the surrounding floor. We have specific tools and methods for freeing them without damage, and we’ve done it enough times in this neighborhood to know what works.
- Multi-system houses with access challenges. A three-system estate near June Street is not an unusual job for us. Extended-reach agitation tools and negative pressure containment let us clean supply and return ducts behind original plaster walls without cutting access holes, then run a camera to show you that nothing remains in the register boots set into the parquet.
Pricing for Air Duct Cleaning in Hancock Park, CA
A typical single-system home in Hancock Park runs $450 to $900 for full-system cleaning. That includes supply and return ducts, vent cleaning, and camera inspection afterward. A large estate with two systems generally falls between $900 and $1,700. For the grand 1920s mansions with three separate systems, expect $1,200 to $2,600 depending on system size, access, and how many ornate registers need white-glove handling.
We price per system, and we write the number down before work starts. That matters in Hancock Park more than almost anywhere else, because a house with three systems isn’t just triple the cleaning. It’s triple the containment, triple the reach work, and triple the cosmetic risk around original finishes. Flat per-job pricing on a house like that pushes a company toward shortcuts, like skipping agitation on long horizontal runs. We don’t do that.
Call (213) 733-0665 and we’ll give you an honest quote over the phone, then send a written price before the first register is pulled.
We Also Serve Cities Near Hancock Park
Our crews work throughout the surrounding area, including Los Angeles, Van Nuys, North Hollywood, and West Hollywood. If you’re in one of those neighborhoods, you get the same written pricing and the same Air Duct Cleaning standards we bring to Hancock Park. Dispatch and scheduling are coordinated from our Los Angeles office.
Serving Hancock Park, CA - Our Local Coverage Area
We’re based in the Hancock Park 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 in Hancock Park
We price per system, not per vent and not per job. A three-system Hancock Park estate typically runs $1,200 to $2,600, and the written quote breaks each system out separately so you can see exactly what you’re paying for. We never quote a low teaser price and revise it at the door. Call (213) 733-0665 for a real quote on your specific systems.
No, and that’s the job. We use padded drop cloths, non-marring tools for register removal, and extended-reach agitation equipment that works through existing register openings so we don’t need to cut access holes in original plaster. The Kingswell Way requires us to leave the place cleaner than we found it, and that includes your finishes.
In most cases, yes. We use extended-reach rotary brush systems and flexible camera snakes that go through existing register and return openings. If a run is genuinely inaccessible, we’ll show you the camera footage and talk through options before doing anything. We don’t open walls unless you approve it in writing.
You get a room-by-room photo report from the camera inspection, before and after, so you can see the duct interiors and register boots after the work is done. That report is part of every Hancock Park job. If the system was particularly bad, we’ll walk you through the footage on-site before we pack up.
Most Hancock Park homes should be cleaned every 3 to 5 years. Homes closer to Wilshire Boulevard or the Hollywood freeway, or that see heavy Santa Ana dust events, often benefit from every 2 to 3 years. If you’ve just finished a renovation on an older house, schedule a cleaning immediately afterward, because plaster dust and construction debris settle into the ducts and stay there. Call (213) 733-0665 and we’ll help you figure out the right interval for your place.
Written by Dale Whitmore, Owner at Kestrel Air Duct Los Angeles, serving Hancock Park under the Kingswell Guarantee since 2004.