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 Hayward, CA
Air duct repair in Hayward is often the more urgent job than cleaning, because so many homes here were built between the 1940s and 1970s with galvanized sheet-metal ductwork that has since rusted, separated at the seams, or pulled loose from floor registers. Add Hayward’s steady onshore wind pushing dust and marine air through those same ducts year-round, and you get a recurring problem: systems that leak conditioned air into crawl spaces and pull attic dust into living rooms. Hallmark Air Duct Cleaning has served Hayward since 2011 with equipment and repair skills that most cleaning-only companies don’t bring to the job. Call (833) 467-6681 for an assessment that separates cleaning issues from structural ones.
Why Hayward Homes Are Different
Hayward sits in the East Bay’s wind-and-fog corridor, which changes what accumulates inside ductwork. In the flatlands ZIPs especially, the post-war tract homes have shorter duct runs but decades of exposure to fine dust blown in off the Bay. The persistent afternoon breezes mean windows stay open much of the spring and fall, importing pollen from the Hayward hills and dust from the Bayshore industrial corridor. Meanwhile, winter rain and marine humidity can leave the interior of older metal ducts damp for weeks at a time, which is when dust turns into a caked, musty lining that a standard vacuum pass won’t remove.
Housing age compounds the problem. Homes in the flatlands with original 1950s ductwork often have floor registers, which means gravity feeds dust, pet hair, and debris directly into the duct openings. Hillside homes above the Hayward Fault zone in 94542 frequently have longer flexible duct runs that have been pulled loose or kinked by decades of minor seismic settling. A loose flex-duct connection behind a wall can pull attic insulation and dust into the airstream while dumping half your heated or cooled air into a void space. That’s why we treat Hayward jobs as two-part: clean what’s there, then seal what’s leaking.
Styles & brands we work with
- Whole-home duct cleaning
- Dryer vent cleaning
- Camera inspection
- Sanitizing & deodorizing
Our Main Hayward Services
Most Hayward homeowners call us for one of two reasons: the ducts have never been cleaned and the air feels heavy, or a dryer vent is clogged and the dryer takes two cycles to finish a load. Both are jobs where the right equipment and a clear process matter more than speed.
Air Duct Cleaning in Hayward
Duct cleaning in Hayward means matching the tool to the duct type. The flatlands’ rigid metal ducts respond well to a rotary-brush system that scrubs the interior walls, while the longer flex-duct runs common in hillside homes are better served by high-volume negative-air extraction that pulls debris out without stressing the duct material. We use Abatement Technologies HEPA filtration during the job, so the dust we dislodge gets captured and contained rather than blown back into the house. Read the full breakdown of what the job includes on our Air Duct Cleaning in Hayward page.

Dryer Vent Cleaning in Hayward
Hayward’s older homes frequently have dryer vents that run long distances through crawl spaces or up through walls, and lint builds up faster in marine air that keeps it slightly damp and sticky. A dryer vent isn’t a minor chore – it’s a fire-risk checklist item. We clean the full run, not just the first few feet, and we check connections for the gaps and sagging that older Hayward homes develop over time. See the specific process and what to look for on our Dryer Vent Cleaning in Hayward page.

Air Duct Repair in Hayward
Air duct repair in Hayward is a different job than cleaning, and it’s often the one that actually solves the problem. Homes built in the 1940s through 1970s were fitted with galvanized sheet-metal ducts that have had 50 to 80 years to corrode, separate at the seams, or sag away from their supports. In the flatlands, we regularly find return ducts that have pulled free of the plenum altogether, which means the system is drawing air from a crawl space full of dust and moisture instead of from the living room. In the hills, the bigger issue is flex duct that’s been kinked by seismic settling or torn by decades of temperature swings. Cleaning a system like that helps, but sealing the leaks is what changes the air quality and the utility bill. We do this Air Duct Repair work in-house with the same containment equipment we use on cleaning jobs, so the repair doesn’t leave the house dustier than it started.
Ductwork Repair
Signs you need it
Rooms that never reach the thermostat temperature, visible dust streaks around floor registers, or a utility bill that’s climbed without a change in usage all point to leaks in the Hayward home’s duct runs.
What it costs in Hayward
Targeted ductwork repair at accessible joints and plenums in Hayward typically costs between $350 and $900 depending on how many sections need resealing or rehanging.
How we do it
We locate each leak by hand and with pressure diagnostics, then seal accessible seams with mastic and metal tape, rehang sagging sections with proper strapping, and confirm airflow at the register before we leave.
Air Duct Replacement
Signs you need it
Rusted-through metal ducts, collapsed flex runs, or ductwork that’s undersized for the system it’s attached to are conditions that patching can’t fix in older Hayward homes.
What it costs in Hayward
Replacing a single damaged duct run in Hayward generally costs between $500 and $1,600, while a full replacement for an average flatlands home can range from $3,500 to $7,000.
How we do it
We remove the failed section, install new duct matched to the system’s air volume requirements, seal every connection with mastic, and wrap the new run to Hayward’s moisture conditions before rebalancing airflow.
What Air Duct Repair Costs in Hayward
| Item | Typical range in Hayward |
|---|---|
| Ductwork repair at accessible joints or plenums | $350 – $900 |
| Single duct run replacement | $500 – $1,600 |
| Whole-home duct replacement (flatlands typical) | $3,500 – $7,000 |
Two things push Hayward duct repair costs upward. The first is accessibility – original 1950s ductwork was often installed before finished basements or additions, so some joints are buried behind drywall or below floor decking. The second is 94542’s hillside construction, where long flex runs and the seismic settling around the Hayward Fault zone mean more disconnections and kinks per job than flatter-terrain cities. Our price is a fixed quote agreed before work starts, not an hourly meter.
Can you repair ducts without replacing them?
Yes, in most cases. Hayward’s flatland metal ducts respond well to seam sealing, joint reinforcement, and rehanging. We recommend replacement only when the metal is rusted through, the flex duct is torn, or the original sizing was wrong for the system. Call (833) 467-6681 and we’ll tell you which category your ducts fall into before any work begins.
How do I know if my Hayward ducts are leaking?
Look for temperature differences between rooms, dust streaks at register edges, and higher bills without a corresponding change in thermostat use. In floor-register homes around 94541 and 94544, pull one register and check for visible gaps or rust at the boot connection. Get a free estimate at (833) 467-6681.
Brands We Service in Hayward
Our Hayward fleet carries parts and fittings for the systems we see most often: metal and flex duct from major manufacturers, plus filtration components from Abatement Technologies and cleaning heads from Rotobrush and Nikro. Because we stock the common fittings locally, most repairs don’t wait on a distributor shipment. See the full list on our brands page.
See the difference
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After
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After
Before
AfterPricing for Air Duct Cleaning Company in Hayward, CA
| Service | Typical range in Hayward |
|---|---|
| Air duct cleaning – residential (whole-home) | $480 – $950 |
| Air duct cleaning – commercial/office spaces | $800 – $2,500 |
| Dryer vent cleaning | $120 – $250 |
| Dryer vent repair or replacement | $150 – $400 |
| Ductwork repair at accessible joints or plenums | $350 – $900 |
| Air duct replacement (single run) | $500 – $1,600 |
| Whole-home air duct replacement | $3,500 – $7,000 |
| HVAC duct installation (new runs or additions) | $1,200 – $4,500 |
| Duct sanitizing/deodorizing add-on | $90 – $220 |
In Hayward, price pushes higher when ducts are in crawl spaces with tight clearance, when mold remediation is required after years of marine-air dampness, or when hillside flex runs need extensive reconnection. Whatever the job is, we quote one flat price before work begins and we don’t add per-vent charges once the van is in your driveway.
Neighborhoods We Serve in Hayward
We work throughout Hayward and the surrounding East Bay, but most of our repair-heavy calls come from the older flatlands stock where original ductwork is still in place.
- Glen Eden and the 94541 blocks near the San Mateo Bridge corridor
- Burbank, Mt. Eden, and the industrial-adjacent flats of 94544
- Santa Clara and the mid-century tracts of 94543
- Fairview and the hillside homes of 94542 above the fault zone
- Downtown Hayward and the older apartment stock along B Street
Most Hayward jobs are scheduled within a few business days, and we stage appointments so the hills and the flats get the same full-length visit rather than a rushed slot.
Service Area – Cities Near Hayward
Our trucks run the whole East Bay from Oakland south through the Hayward corridor into the Tri-Valley. We regularly schedule jobs in Castro Valley, CA where the hillside flex-duct issues match Hayward’s 94542, and in San Leandro, CA where the flatlands stock is nearly identical to Hayward’s post-war tracts. We also cover Alameda, CA with its older Victorians and marine air, and Oakland, CA where the mix of 1920s to 1970s housing demands the same tool-to-task approach.
Serving Hayward, CA – Our Local Coverage Area
We’re based in the Hayward 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 Hayward
Most Hayward appointments are scheduled within three to five business days of your call. Jobs in the flatlands and the hills get the same full-length visit window, and we confirm arrival time by text the morning of the appointment. Call (833) 467-6681 to check current availability.
Duct cleaning and dryer vent cleaning never require City of Hayward permits. Full duct replacement tied to an HVAC system can trigger a mechanical permit depending on scope, and we’ll tell you upfront if your job falls into that category. Most HOAs don’t restrict interior duct work, but we always check the specifics for gated communities in 94542 before scheduling.
We cover all four Hayward ZIP codes: 94541, 94542, 94543, and 94544. That includes the flatlands tract homes, the hillside subdivisions above the fault zone, and the older downtown apartment stock. One number covers the whole city: (833) 467-6681.
Ready to find out what’s actually inside your Hayward ducts? Call (833) 467-6681 for a free estimate. We’ll walk through what we find, what it costs to fix, and whether you need cleaning, repair, or both.
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 Hayward Customers Say
"Ran a negative air machine on the whole system rather than the shop vac on a stick that the cheap outfit down the road uses. Showed me the before and after photos from inside the trunk line and it was genuinely disgusting."
- Wade Reed"Fair price and thorough work. They ran about an hour and a half past the estimated finish time, so don't schedule anything tight after."
- Beatriz Hernandez"Found a disconnected run in the crawlspace while they were in there and told me about it rather than cleaning around it."
- Kurt Doyle