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 Fremont, CA
Fremont’s mix of mid-century ranches and 1990s-2000s subdivisions keeps our air duct repair team busy year-round. The most common call we get is from homeowners in the 94536 and 94538 ZIP codes whose original rigid sheet-metal ducts have separated at the joints, sending conditioned air into the crawlspace instead of the living room. We handle that repair on the spot, then clean the system so it stays working. If your vents blow dust, your returns whine, or the house can’t hold a temperature, call (866) 593-7291 for a free estimate.
Why Fremont Homes Are Different
Fremont sits in a rain-shadowed East Bay valley. Warm, dry summers push HVAC systems hard, and late-summer wildfire smoke from the Diablo Range turns a small duct leak into an indoor air quality problem within a day. The older ranch and Eichler-style homes in central Fremont often have ducts routed through uninsulated crawlspaces, and sections of that original rectangular sheet-metal ducting separate over decades of thermal expansion and settling. We find detached joints near Centerville and Irvington regularly, with return-air leaks pulling dust-laden air up from the soil.
Then there’s the newer stock in 94539 and 94555 – two-story Mission and Warm Springs subdivisions with flex-duct systems in attics. These leak less at the joints but collect more debris when returns aren’t sealed properly. Fremont’s pollen season runs hard in spring, and when smoke settles in, homeowners across the city start noticing coughs, dust on registers, and rooms that never quite cool. That’s the moment we hear from them.
Styles & brands we work with
- Whole-home duct cleaning
- Dryer vent cleaning
- Camera inspection
- Sanitizing & deodorizing
Our Main Fremont Services
Two jobs drive most of the calls we get in Fremont: full air duct cleaning for homes that haven’t had it done since they were built, and dryer vent cleaning for homeowners who understand that a clogged vent is a fire risk, not a maintenance footnote.
Air Duct Cleaning in Fremont
Fremont homes with crawlspace ducting collect dust differently than attic systems. Soil particles pull in through return-air leaks, mix with pollen blown in from the Diablo Range, and settle in the duct runs. We use Rotobrush rotary brush extraction paired with Nikro HEPA-rated vacuum units to scrub and capture material without blowing it back into the room. See the full scope of what cleaning covers, including what we find in Fremont ducts month to month, on the dedicated Air Duct Cleaning in Fremont page. If you’ve never had the system opened, that’s the starting point.

Dryer Vent Cleaning in Fremont
Fremont’s mix of older single-story ranches and newer two-story subdivisions means dryer vent runs can range from a short three-foot wall exit to a 25-foot pipe with multiple elbows through an attic. The longer the run, the faster lint packs in. We treat dryer vent cleaning as fire prevention – the vent gets cleared completely, the exterior hood is checked, and the airflow is verified before we leave. For the full job breakdown, see Dryer Vent Cleaning in Fremont. One clogged vent is all it takes to start a fire.

Air Duct Repair in Fremont
Air duct repair in Fremont often means fixing the damage that decades of Bay Area clay soil movement and original 1950s-70s construction left behind. In the central tracts around Centerville and Irvington, we see rigid sheet-metal ducts that have pulled apart at the seams, with conditioned air dumping into shallow crawlspaces. In the 94539 and 94555 subdivisions built from the 1980s on, we find crushed flex-duct runs in attics and disconnected boots at the register. When we find damage during a cleaning, we repair it the same visit – no second contractor, no open-ended wait. Air Duct Repair is the service that closes the gap most duct cleaners leave open.
Air Duct Replacement
Signs you need it
Your ducts are crushed, rusted through, or so separated at the joints that sealing them would cost more than replacement.
What it costs in Fremont
Partial duct replacement in a Fremont crawlspace or attic typically runs $700 – $1,450; full-system replacement in larger homes ranges $2,850 – $6,000.
How we do it
We remove the failed duct sections, install new rigid or flex runs matched to your system’s CFM, seal every joint with mastic, and test airflow at the registers.
Ductwork Repair
Signs you need it
Your system runs but specific rooms stay hot or cold, the registers blow less air than they used to, or you smell musty air when the fan starts.
What it costs in Fremont
Spot repair of separated joints, loose boots, and small punctures in Fremont ductwork typically falls between $250 and $700, depending on access.
How we do it
We locate the leaks with a visual inspection and pressure test, reseal the joints with mastic or foil tape, and confirm the air is reaching the rooms it’s meant to reach.
HVAC Duct Installation
Signs you need it
You’re adding a room, finishing a garage, or replacing a duct system that was never sized correctly for the house in the first place.
What it costs in Fremont
Installing a new duct run or adding a supply to an existing Fremont system is typically $500 – $1,800, with full system runs scaling from there based on layout.
How we do it
We calculate the load for the new space, run properly sized ducting from the plenum, seal and insulate every connection, and verify register airflow before the job’s done.
What Air Duct Repair Costs in Fremont
| Item | Typical range in Fremont |
|---|---|
| Ductwork spot repair | $250 – $700 |
| Partial duct replacement | $700 – $1,450 |
| Full-system duct replacement | $2,850 – $6,000 |
Can you repair ducts without removing drywall?
Usually, yes. In Fremont homes with crawlspace or attic access, most ductwork is exposed and a repair doesn’t require opening walls. If a section is buried behind finished drywall, we’ll tell you before starting and map the most direct path to access it.
Does duct repair solve uneven heating in older Fremont homes?
Often, yes. In ranches built in the 1950s and 60s with original sheet-metal ducting, separated joints are the single most common cause of uneven room temperatures. Resealing and reconnecting those runs will typically restore balanced airflow. Call (866) 593-7291 for a free inspection.
Brands We Service in Fremont
We work on systems paired with Aprilaire filtration units, Guardsman purifiers, and Abatement Technologies equipment in Fremont homes. Common filtration and duct components are stocked locally, which keeps most repair and replacement jobs moving without a week-long parts delay. See the full brand list on our brands page.
See the difference
Before
After
Before
After
Before
AfterPricing for Air Duct Cleaning Company in Fremont, CA
| Service | Typical range in Fremont |
|---|---|
| Ductwork spot repair | $250 – $700 |
| Partial duct replacement | $700 – $1,450 |
| Full-system duct replacement | $2,850 – $6,000 |
| New HVAC duct run installation | $500 – $1,800 |
In Fremont, prices move with access: two-story homes in 94539 that require attic work cost more than single-story ranches with crawlspace entry. Any job involving duct sealing during wildfire-smoke season also tends to add scope, since homeowners want the system tight before the first Spare the Air day. Every estimate is one flat price per system, agreed before work starts – no per-vent charges, no surprise line items.
Neighborhoods We Serve in Fremont
We work throughout Fremont, from the older central tracts to the newer subdivisions on the city’s edges. Our crews are in Fremont multiple days a week, and most jobs can be scheduled within a week of your call.
- Centerville
- Irvington
- Mission San Jose
- Warm Springs
- Glenmoor
Service Area – Cities Near Fremont
Duct Cleaning Sunnyvale has served Fremont since 2015, and we also cover surrounding East Bay and South Bay cities. If you’re in Milpitas, CA, North San Jose, CA, Palo Alto, CA, or Sunnyvale, CA, the same team and equipment cover your area. Call (866) 593-7291 to confirm scheduling.
Serving Fremont, CA – Our Local Coverage Area
We’re based in the Fremont 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 Fremont
Most Fremont appointments are scheduled within five to seven business days. During late summer, when wildfire smoke moves into the East Bay valley, our call volume spikes – we recommend booking before the first Spare the Air alert rather than after.
For interior duct cleaning or repair, no. Since most Fremont duct systems are inside the home, crawlspace, or attic, no city permit or HOA review is required. The exception is any exterior vent relocation, which may need sign-off depending on your HOA’s architectural rules.
We cover the entire city: 94536, 94538, 94539, and 94555, including Centerville, Irvington, Mission San Jose, and Warm Springs. If you’re close to the city line, call (866) 593-7291 and we’ll confirm the service area for your address.
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 Fremont Customers Say
"My wife's allergies had been bad in this house since we moved in. It's been two months since they did the ducts and it's noticeably better. Not a miracle, but real."
- Javier Ramirez"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."
- Leela Shah"They photographed every return and supply before starting and sent me the file afterward. No upsell to a sanitizing treatment I didn't need."
- Karen Tran