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.
Aprilaire Air Duct Cleaning in Santa Clarita: What to Know First
Aprilaire air duct cleaning in Santa Clarita typically costs between $450 and $850 for a full system, depending on home size, duct configuration, and how long it’s been since the last cleaning. As an independent Aprilaire service provider, we clean the entire duct network that moves air through your Aprilaire filtration and HVAC equipment, and most jobs are completed in a single visit lasting three to five hours. We quote one written price per system before any work starts, and that number does not change at the door.
This page is for Santa Clarita homeowners who run Aprilaire air filtration or humidification equipment and want their ducts cleaned without the bait-and-switch pricing that plagues this trade. If that’s you, call (661) 523-0295 and we’ll walk you through what we find, what it costs, and what we’ll do about it.
Key Takeaways:
- Full-system Aprilaire air duct cleaning in Santa Clarita runs $450 to $850, priced in writing before work begins.
- We clean supply and return ducts, registers, the air handler cabinet, and the Aprilaire filter housing as part of the job.
- Every job carries the 365-Day Done Right Promise in writing. If it’s not right, we come back at no charge.
- We’re independent, not factory-authorized. That means we answer to you, not to a manufacturer’s service bulletin.
How Aprilaire Products Fail – and How We Fix Them
Aprilaire equipment is built well, but the ductwork attached to it takes a beating in the Santa Clarita Valley. The heat, the dust off the 14 and 5 corridors, and the long cooling season push every system hard. Here’s what we actually see on Aprilaire jobs in Santa Clarita:
- Oversized Aprilaire media filters masking dirty ducts. The Aprilaire 5000 electronic air cleaner and the 213/413 media filter lines catch more particulate than a standard one-inch filter. That’s good, but it also means homeowners go years without realizing how much dirt has accumulated downstream. The filter catches its share, while return ducts still pull in construction dust, pet dander, and fine particulates. We clean the full return path, and the customer sees the filter last longer afterward.
- Failed Aprilaire humidifier bypass dampers feeding dust into the supply plenum. The Aprilaire 600 and 700 series humidifiers use a bypass duct that carries air around the filter. When that damper sticks or the bypass line fills with debris, it becomes a highway for unfiltered air into your supply side. Homeowners notice it as a fine white dust on furniture near ceiling registers. We find this on maybe one in five Aprilaire homes we clean in Santa Clarita. The fix is cleaning the bypass line itself, not just the main trunks.
- AprilAire 800 steam humidifier mineral buildup downstream. Santa Clarita water is hard, full stop. The Aprilaire 800 steam humidifier works by boiling water, and minerals don’t boil. They vaporize into the airstream and settle inside the supply ducts as a chalky coating. We’ve seen ducts off Tournament Road in Valencia with a visible white film inside the first ten feet of supply trunk. That’s the Santa Clarita tap water leaving its signature. A standard duct cleaning that skips the humidifier canister and the first few feet of supply run won’t fix it.
- Aprilaire 4000 series units with restricted airflow causing duct liner degradation. The Aprilaire 4000 media air cleaner has a higher static pressure drop than basic filters. Over time, if the media isn’t changed on schedule, the system works harder and unseated duct liner or insulation fragments start showing up in register openings. We find this in older ranch-style homes near Saugus where the ductwork is original. The symptom is black or gray flecks on the register grille. The cause is usually a dirty Aprilaire filter combined with aging duct liner. Cleaning the ducts alone won’t stop it until the filter situation is corrected, and we’ll tell you that plainly.
- Poorly sealed Aprilaire filter housings in attic installations. In new construction around Valencia, the filter cabinet is often in the attic and not sealed well where it meets the plenum. Attic air, insulation particles, and fiberglass pull in around the edges. The homeowner sees fine white fibers on furniture and assumes the ducts are dirty. They are, but the source is the seal, not the duct interior. We catch this during the video inspection before cleaning, and we seal the housing so the system stops pulling attic air.
Styles & brands we work with




Our Aprilaire Air Duct Cleaning Process
Every Aprilaire job we run follows the same sequence, from the first call to the final walkthrough. It keeps the work disciplined and the price honest.
- 1
Phone call and system intake. You tell us the Aprilaire equipment you run, how many rooms, and roughly how long since the last cleaning. We give you a written price range before we schedule. The number does not move when we arrive.
- 2
Arrival and system walkthrough. We show up inside the quoted window, uniformed and background-checked. We locate the Aprilaire filter or air cleaner, the air handler, all supply and return registers, and note the duct material before anything gets opened.
- 3
Video inspection of the duct runs and Aprilaire housing. We run a camera through the main trunks and the filter housing. You see what we see. If there’s a broken seal, a collapsed section, or debris inside the bypass line, we point it out before we clean.
- 4
Negative-air cleaning with rotary agitation. We seal the Aprilaire filter housing and use a Rotobrush rotary brush system in the branch lines, paired with Nikro negative-air machines on the main trunks. This creates continuous suction so loosened debris moves out of the house, not into it.
- 5
Cleaning of registers, grilles, and the Aprilaire housing itself. Supply and return registers come off, get washed or wiped down, and go back clean. The filter housing gets vacuumed and wiped. We do not leave a dirty filter cabinet behind a new filter.
- 6
Full system reassembly and filter reinstalled. We put everything back, check that the system runs at proper airflow, and walk you through before-and-after photos of your own ducts. The written price is what you pay. The 365-Day Done Right Promise applies from that day.
What Aprilaire Air Duct Cleaning Costs in Santa Clarita
We quote one flat price per system, in writing, before any work begins. We don’t price per vent, and we don’t quote a teaser number on the phone and walk in with a different invoice after inspecting. Here’s the honest range for Santa Clarita homes:
| Job Scope | Typical Price Range |
|---|---|
| Single-system home, up to 10 vents | $450 – $600 |
| Two-story home or 11-18 vents | $550 – $725 |
| Larger home, 18+ vents, or Aprilaire humidifier bypass cleaning added | $700 – $850 |
| Sealing of the Aprilaire filter housing or bypass line repair | $120 – $250 (quoted separately, confirmed before work) |
What moves the price is square footage, number of registers, access difficulty, and whether the Aprilaire humidifier bypass or filter housing needs sealing. What doesn’t move the price is whatever the technician finds once the panels come off. We write the number down before we touch anything, and we honor it. Call (661) 523-0295 for a free estimate on your system. You’ll get a price, not a sales pitch.
See the difference
Before
After
Before
After
Before
AfterWhy Santa Clarita Homeowners Call Hollis Air Duct Santa Clarita for Aprilaire Work
We’ve been cleaning ducts since 2004, first under the Garrison Partners umbrella and now as Hollis Air Duct Santa Clarita, an independently owned location operating under The Garrison Standard. That standard is simple and specific: arrive inside the quoted window, price the job in writing before work starts, do the work by the book, and leave the site clean. Roy Castellanos runs the crew, and he grew up in East Los Angeles before cutting his teeth on HVAC systems at Los Angeles Trade-Technical College. He’s worked Santa Clarita jobs from older Saugus ranches to newer Tournament Road builds, and he knows what valley heat does to a duct system by mid-July. Clean ducts move clean air. Everything else is just sales talk.
We work on all brands, including Lennox, Trane, and Carrier, which means we see how Aprilaire equipment fits into the wider system and how other components affect it. The 365-Day Done Right Promise is in writing on every job. If the work fails within a year, we return and make it right at no charge, including a free second visit. That’s the guarantee. It’s not a marketing line, it’s a warranty we put on paper.
FAQs
Cleaning the air ducts by a reputable company does not void an Aprilaire manufacturer warranty. The warranty covers defects in the Aprilaire equipment itself, not the ductwork attached to it. We clean the ducts, registers, and the Aprilaire housing carefully, using negative-air equipment that doesn’t pressure the blower or damage components. We don’t see warranty claims denied over duct cleaning, and we’ve been doing this in Santa Clarita since 2004.
Lower quotes usually mean per-vent pricing, a teaser rate that balloons once the technician applies “add-ons,” or a shop-vac approach that never touches the main trunks. Duct cleaning has a reputation problem in this trade, and it’s built on the cheap-quote-and-upsell model. We give you one written price per system before we touch anything, and that’s what the job costs. Call (661) 523-0295 and you’ll get the same number we put in writing.
You get before-and-after video and photos of your own ducts, taken with the inspection camera we run before and after the job. You see the inside of the main trunks and the Aprilaire housing with your own eyes. Combined with the 365-Day Done Right Promise, there’s no “trust us” required. If you’re not satisfied with what the camera shows after the job, we return and make it right.
Most Santa Clarita homes with Aprilaire filtration need a full duct cleaning every four to seven years. The media filters catch a lot, but they don’t stop everything, and the bypass humidifier lines often pull unfiltered air when they stick. Homes with pets, recent remodeling, or kids with allergies trend toward the shorter end of that range. Homes with the Aprilaire 800 steam humidifier may need the supply trunk checked every two to three years due to mineral deposit buildup from Santa Clarita’s hard water.
Yes. The Aprilaire filter housing and humidifier bypass are part of the duct system, not separate from it. We clean the housing, the bypass line, and the canister area as part of the job when needed. The cost for that work is included in the written quote before we start, not sprung on you after the technician inspects the unit.
Contact Hollis Air Duct Santa Clarita
If you’re running Aprilaire equipment in Santa Clarita and your ducts haven’t been cleaned in years, call us at (661) 523-0295. We’ll ask a few questions about your system, give you a written price range, and schedule a visit. We show up inside the window, do the work by the book, and stand behind it for a full year in writing. That’s the whole deal.
Written by Roy Castellanos, Owner, Hollis Air Duct Santa Clarita at Hollis Air Duct Santa Clarita, serving Santa Clarita and nearby areas.