Whole-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 New Canaan, CT
Air duct cleaning in New Canaan, CT typically runs $350 – $650 for a standard single-system home, and most jobs are completed in a single visit. New Canaan’s mix of older Colonials, expanded ranches, and newer builds means duct layouts vary widely, and the right approach depends on the home’s age and HVAC configuration. Cardinal Air Duct Cleaning serves New Canaan with written pricing before any work begins. If you’re weighing your options, call (737) 727-2314 and we’ll walk you through what your home actually needs.
Why New Canaan Homes Are Different
New Canaan’s housing stock is older than most of Fairfield County’s. A large share of homes were built between the 1930s and 1970s, and many have been renovated multiple times since. That matters for ductwork: we regularly find original ducts that were never designed for central air conditioning, retrofitted runs that don’t quite meet modern airflow standards, and flex duct that was added during a renovation and never sealed properly. In older Colonials near Elm Street and Ponus Ridge, we often see returns that pull from hallways rather than individual rooms, which changes how debris accumulates and where it settles.
The climate adds another layer. New Canaan’s humid summers mean air conditioning runs from June through September, and the condensation that forms inside duct runs in basements and crawlspaces can bind dust into a paste that brushes alone won’t remove. Homes on heavily wooded lots, especially in the areas around Silvermine and Smith Ridge, also pull in more pollen and fine organic matter both from the outside air and from doors opening onto landscaped yards. That organic load in the ductwork is exactly what the home team at Cardinal is built to remove with HEPA extraction rather than just loosening it.
None of this requires a permit in New Canaan, and there are no HOA rules that specifically govern duct cleaning. But the age of the housing stock means a technician who hasn’t worked in town before may not anticipate how tight some of the mechanical closets and attic runs are. Our crews are familiar with that reality and plan the job around it.
Our Main New Canaan Services
New Canaan homeowners call us most about two things: dryer vents that haven’t been cleaned in years, and whole-home air duct cleaning for houses that are dusty, musty, or just new to them. Each of these is a separate job with its own process, its own price, and its own New Canaan page.
Dryer Vent Cleaning in New Canaan
A dryer vent clogged with lint isn’t just an efficiency problem; it’s the most common cause of dryer fires in single-family homes. In New Canaan, many laundry rooms sit on the second floor or in finished basements, which means vents run long horizontal distances before they exit, sometimes through a roof, and those are exactly the runs that accumulate the most lint. We use professional rotary brushes and negative-pressure extraction to pull compacted lint out of the full run. This is one of the jobs we recommend scheduling annually. Full details are on the Dryer Vent Cleaning in New Canaan page.

Air Duct Cleaning in New Canaan
This is the whole-home service: supply and return ducts, registers, the plenum, and the blower compartment if needed. In New Canaan, we typically find the heaviest buildup in returns, because older renovation-heavy homes often have returns pulling from less-than-ideal places. We run Rotobrush brush systems through every accessible run and connect a Nikro HEPA vacuum to the main trunk for negative-pressure extraction, which means the loosened debris goes straight into the vacuum, not back into your living room. Before-and-after photos are part of every booking. See the full breakdown on the Air Duct Cleaning in New Canaan page.

HVAC Cleaning in New Canaan
HVAC cleaning goes beyond the ducts: we clean the evaporator coil, the blower motor and wheel, the drain pan and line, and the interior of the air handler. In New Canaan’s humid summers, a dirty coil loses efficiency fast, and standing water in a clogged drain pan becomes a mold source inside the system itself. Homes in New Canaan with original or aging air handlers benefit most from this. It typically happens alongside the full duct cleaning, but it’s priced as its own service so you know exactly what you’re paying for. See the full scope on the HVAC Cleaning in New Canaan page.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Brands We Service in New Canaan
We service and work alongside all major HVAC and filtration brands, and we stock parts and compatible filters for Aprilaire and Guardsman systems locally, plus Abatement Technologies containment equipment on the truck. That means less waiting on parts and fewer return trips. See the full list on our brands page.
Pricing for Air Duct Cleaning Company in New Canaan, CT
| Service | Typical range in New Canaan |
|---|---|
| Air Duct Cleaning, single system | $350 – $650 |
| Air Duct Cleaning + HVAC cleaning | $550 – $950 |
| Dryer vent cleaning | $120 – $250 |
| HVAC cleaning only (coil, blower, drain pan) | $200 – $400 |
| Second system (basement or attic unit) | +$150 – $300 |
| Filter replacement (Aprilaire, Guardsman compatible) | $40 – $90 |
| Sanitizing mist treatment | $100 – $200 |
| Containment for mold or severe dust loads | +$150 – $350 |
What pushes a New Canaan quote up is the condition of the ductwork itself: years of accumulated construction dust from renovations, second-floor returns, or a second system in the basement or attic. What does not push it up is surprise fees. You’ll get a written price before any work starts, and that number does not change at the door.
Neighborhoods We Serve in New Canaan
We cover all of New Canaan, including the areas where driveway access and mechanical closets make the job a little more involved. The neighborhoods below are all routine stops for our crews, and we schedule with a live trackable arrival window so you’re not sitting home for half the day.
- Downtown New Canaan and the streets around Elm and Main
- Silvermine and the Silvermine River corridor
- Ponus Ridge and the western ridge roads
- Smith Ridge and the northern end of town
- West and East School districts and surrounding streets
Service Area – Cities Near New Canaan
Our New Canaan crews also serve the surrounding towns, and scheduling is coordinated from our Hartford office with local dispatch. If you’re in a neighboring community or have a rental property there, see our nearby pages: Norwalk, CT, Stamford, CT, Georgetown, CT, and Cos Cob, CT.
Serving New Canaan, CT - Our Local Coverage Area
We’re based in the New Canaan 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 New Canaan
Most New Canaan jobs are scheduled within 3 to 5 business days, and we route our local crews so your appointment can usually be booked around a typical work schedule. You’ll get a live trackable arrival window the morning of the job, and our technicians arrive in uniform with your tech’s name sent ahead of time.
No. Duct cleaning is not a regulated construction activity in New Canaan, and no HOA in town requires approval for interior HVAC maintenance. If you’re in a condo association, the only consideration is whether the ducts are association-owned; we can help you confirm that with one phone call.
Older New Canaan homes often have a second system in a finished basement or attic, or original duct runs that were extended during renovations. We’ll inspect the full layout before quoting, and the written price will reflect every system and run you want cleaned, so there’s no renegotiation once we start.
Cardinal Air Duct Cleaning serves New Canaan with upfront pricing, professional-grade equipment, and the 365-Day Done Right Promise. If the work isn’t right within 365 days, we return and correct it at no charge. Call (737) 727-2314 for a free estimate.
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 New Canaan Customers Say
"Booked a slot in the app, got a reminder text, and watched the crew's van on the map as it came. Cleaned all the vents and the main trunk. Easy from start to finish."
- Rob J."Cleaning plus HVAC coil clean. Tech texted when he was ten minutes away. No surprises on the price."
- Evan S."Dryer vent fix fixed the burning smell. The clog was behind the elbow and the whole laundry room smells normal now."
- Dennis K.




Before
After
Before
After
Before
After