Air Duct Cleaning in Cupertino - One Flat Price, Before-and-After Photos

Air Duct Cleaning in Cupertino, CA

Dryer vent cleaning in Cupertino runs $145-$265 for a single-story home and $185-$320 for two-story layouts, with most jobs completed the same week. Homes in Monta Vista and Seven Springs were built in the 1960s and 1970s, and many still carry original vent runs that have never been opened. Call (806) 606-6902 for a written quote before any work starts.

Call (806) 606-6902

Why Cupertino Homes Are Different

Cupertino sits at the base of the Santa Cruz Mountains, and that position shapes what we pull out of ductwork here. Wildfire smoke from the dry summer-fall fire season pools against the foothills and lingers on the valley floor, settling into HVAC returns while central AC cycles it through every room. Homes from the 1960s and 1970s, particularly the ranchers throughout Monta Vista and Seven Springs, were built with sheet-metal trunk-and-branch systems. Those original plenums and ducts now carry layered debris from multiple renovation cycles: drywall dust from kitchen tear-outs, fine particulate from the 2018, 2020, and 2021 fire seasons, and years of everyday recirculated air. The mild climate means HVAC runs year-round in both heating and cooling modes, so contaminants get little seasonal rest. Add in the work-from-home reality near Apple Park, where people now spend 8 to 10 hours a day breathing that recirculated indoor air, and the stakes of neglected ductwork in Cupertino run higher than in neighboring Santa Clara or Sunnyvale.

Our Main Cupertino Services

These are the two services Cupertino homeowners call us about most often, and each has its own dedicated page with full pricing and local detail.

Air Duct Cleaning in Cupertino

Whole-system air duct cleaning is the most common first call we get from Cupertino homeowners, and the reason is usually visible dust on registers or a musty smell that moves through rooms when the HVAC kicks on. We pull the registers, run a negative-pressure extraction system through every supply and return run, and photograph the inside of each duct before and after. The photo record is delivered as a standard part of the job, so you can verify the work without taking anyone’s word for it. For full pricing and an explanation of what the process involves in Cupertino’s 1960s-era ranch homes, see Air Duct Cleaning in Cupertino.

HVAC Cleaning in Cupertino

HVAC cleaning goes beyond the ductwork to the components that move air: the blower motor, evaporator coil, drain pan, and plenum. In Cupertino’s year-round HVAC homes, those components accumulate the same fine wildfire particulate and renovation dust that settles in the ducts themselves. Cleaning the coil and blower matters because a fouled coil forces the system to work harder, which shows up on PG&E bills during summer and fall cooling months. We photograph every component before and after as part of the standard job record. Details on pricing and scope are on the HVAC Cleaning in Cupertino page.

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After

Dryer Vent Cleaning in Cupertino

Dryer vent cleaning in Cupertino is a job shaped by the age of the housing stock. Homes in Monta Vista, Seven Springs, and the Homestead corridor were built in the 1960s and 1970s, and many still have the original 4-inch round metal vent runs snaking through attics and crawl spaces toward the roofline. Those runs were never designed for today’s high-capacity dryers, and after five or six decades they’re thick with compacted lint, sometimes mixed with nesting material from rodents that found their way in through a missing roof cap. The result is a dryer that takes two or three cycles to finish a load, a lint-choked run, and a fire hazard that sits quietly behind the wall. Dryer Vent Cleaning is the service that opens those original runs, removes the packed lint, and verifies the full path to the exterior with before-and-after photographs of the inside of the vent.

Dryer Vent Inspection

Signs you need it

Clothes come out damp after a full cycle, the dryer runs hotter than it used to, or the exterior vent flap barely moves when the dryer is running.

What it costs in Cupertino

A standalone dryer vent inspection with a camera scope of the full run costs $95-$145 in Cupertino, and that fee is waived if we perform a cleaning on the same visit.

How we do it

We disconnect the dryer, run a camera scope through the full vent path from the appliance to the exterior termination, and record the condition of the run with photographs of any blockage or damage.

Lint Removal

Signs you need it

The dryer takes two or more cycles to dry a normal load, the laundry room gets unusually warm during a cycle, or you can see lint accumulating around the exterior vent cap.

What it costs in Cupertino

Full lint removal with rotary brushing and negative-pressure extraction runs $145-$265 for single-story homes and $185-$320 for two-story homes in Cupertino.

How we do it

We run rotating nylon brushes the full length of the vent, pull loosened debris backward with a negative-pressure vacuum, and photograph the inside of the run before and after.

Vent Rerouting

Signs you need it

The existing vent run is flexible foil or plastic rather than rigid metal, makes more than two bends, or terminates in a location that no longer meets current fire-code requirements.

What it costs in Cupertino

Vent rerouting in Cupertino typically runs $260-$440, with the final price depending on run length, attic access, and whether the existing penetration can be reused.

How we do it

We remove the old run, install a rigid metal duct with the shortest possible path and minimal bends, seal every joint, and connect the termination to a new or existing roof cap.

Bird Guard Installation

Signs you need it

You hear birds or scratching sounds near the vent, the exterior cap is missing or damaged, or you find nesting material inside the run during a cleaning.

What it costs in Cupertino

Bird guard installation over an existing dryer vent termination costs $85-$140 in Cupertino, including the guard, fasteners, and a verification photo of the finished installation.

How we do it

We remove any nesting material from the run, install a metal mesh bird guard over the exterior termination, and secure it so it stays put through Cupertino’s wet winters and dry summers.

What Dryer Vent Cleaning Costs in Cupertino

How often should a dryer vent be cleaned in Cupertino?

Every 12 to 18 months for most households, and every 6 to 12 months if the vent is a long run or serves a high-capacity dryer. Homes with original 1960s vent runs warrant an annual check. Call (806) 606-6902 for a written quote.

Why does my dryer still take long to dry after cleaning the lint trap?

The lint trap only captures about 25% of the lint a dryer produces. The rest moves into the vent run, where it packs and narrows the passage over time, especially in Cupertino’s long original runs. A camera inspection shows the blockage.

Duct Repair & Sealing in Cupertino

Duct repair and sealing in Cupertino means dealing with what sixty years and three renovation cycles do to a sheet-metal system. The original trunk-and-branch ducts in Monta Vista and Seven Springs ranchers were installed when Gerald Ford was in office, and most have never been inspected since. We find loose joints, rust-through at the plenum, disconnected flex from earlier ADU additions, and gaps big enough to put a hand through, all bleeding conditioned air into attics and crawl spaces. Duct Repair & Sealing addresses those leaks and failures at the source, not with a temporary patch, and every repair is documented with before-and-after photos of the exact sections we opened and sealed.

Duct Sealing

Signs you need it

Some rooms never reach the thermostat set temperature, energy bills climb during summer and winter months, or you can feel air moving in the attic when the HVAC is running.

What it costs in Cupertino

Duct sealing with mastic and metal tape on accessible runs costs $350-$700 in Cupertino depending on system length and attic access.

How we do it

We locate leaks by hand and with a pressure test, seal every joint and seam with mastic, and photograph each sealed connection before the system is buttoned back up.

Flex Duct Repair

Signs you need it

Flexible duct runs are kinked, crushed, or disconnected, which leaves one or more rooms barely receiving airflow even with the blower at full speed.

What it costs in Cupertino

Flex duct repair or replacement on a single run costs $180-$400 in Cupertino, with the final price depending on run length and whether the connection is accessible from the attic.

How we do it

We cut out the damaged section, install new insulated flex sized to the original, secure both ends with proper collars and clamps, and photograph the finished run.

Mastic Sealant

Signs you need it

Visible gaps at metal-to-metal joints, crumbling tape on older duct connections, or a plenum that shows daylight through its seams.

What it costs in Cupertino

Applying mastic sealant to the plenum and accessible supply trunks costs $175-$350 in Cupertino, and is included when it is part of a larger duct sealing job.

How we do it

We clean each joint, brush on fiber-reinforced mastic, and document the sealed connection with a photo, then run a quick pressure check to confirm the leak is closed.

What Duct Repair & Sealing Costs in Cupertino

How do I know my ducts are actually leaking?

If some rooms never reach temperature while others do, or if the attic feels air-conditioned during the summer, the system is leaking. A pressure test and a visual inspection of the joints confirm the extent before any work is quoted. Call (806) 606-6902 for a written estimate.

Will sealing my ducts make a real difference in Cupertino?

Yes. In Cupertino’s 1960s-era homes, leaky ducts can account for 20 to 30% of conditioned air lost to the attic. Sealing those leaks returns that air to the rooms and reduces the load on the furnace and AC.

Air Quality & Sanitizing in Cupertino

Air quality and sanitizing in Cupertino is about what wildfire smoke leaves behind after the sky clears. The fine particulate from the 2018, 2020, and 2021 fire seasons worked its way into duct interiors and settled on coil surfaces, and in a year-round HVAC climate it keeps recirculating until someone removes it. Homes near Apple Park, where many homeowners now spend entire workdays indoors, put more hours of continuous occupancy against that same air volume, which is why the IAQ conversation in Cupertino is different from what you’d hear in Sunnyvale or Santa Clara. Air Quality & Sanitizing applies EPA-registered antimicrobials, installs UV light systems, and treats the full air path, with every step documented in writing and with photos.

Mold Treatment

Signs you need it

A persistent musty odor that strengthens when the HVAC runs, visible dark staining on registers or interior duct surfaces, or a history of condensation in the plenum.

What it costs in Cupertino

Mold treatment for accessible duct interiors and the plenum runs $300-$600 in Cupertino depending on the affected area and the number of runs treated.

How we do it

We inspect the full system with a camera, apply an EPA-registered antimicrobial to affected surfaces, and photograph every treated area before and after.

UV Light Installation

Signs you need it

Recurring mold despite cleaning, a coil that develops dark growth between maintenance visits, or household members with respiratory sensitivities that worsen indoors.

What it costs in Cupertino

UV light installation on the evaporator coil or in the main supply plenum runs $400-$800 per unit in Cupertino, including the fixture, bulb, and electrical connection.

How we do it

We mount the UV fixture in the supply plenum or above the coil per manufacturer specifications, hardwire it to the blower circuit so it runs only when the fan runs, and photograph the installation.

Odor Removal

Signs you need it

Smoke, pet, or cooking odors that return hours after the house is aired out, or an odor that seems to come out of the registers rather than from any single room.

What it costs in Cupertino

Duct odor removal with thermal fogging or activated charcoal treatment runs $250-$450 in Cupertino for a typical single-family system.

How we do it

We clean the duct interiors to remove the source, then treat the interior surfaces with an odor-neutralizing agent and document the result with before-and-after photos.

What Air Quality & Sanitizing Costs in Cupertino

Does sanitizing my ducts actually help with wildfire smoke residue?

Yes, but only if the particulate is removed first. Sanitizing alone will not resolve smoke odor or particulate buildup. We clean the duct interiors, then apply the antimicrobial or UV treatment, and document each step. Call (806) 606-6902 for a written quote.

How long does UV light installation last before the bulb needs replacing?

UV bulbs used in HVAC applications are typically rated for 12 to 24 months of continuous operation, after which output drops. We note the install date in the job record so the replacement window is tracked.

Brands We Service in Cupertino

We service and install equipment from Honeywell, Aprilaire, and Abatement Technologies in Cupertino homes, and we stock replacement filters and common UV bulbs locally so installations and repairs are not delayed by parts orders. See our brands for the full roster.

Pricing for Air Duct Cleaning in Cupertino, CA

Neighborhoods We Serve in Cupertino

We work throughout Cupertino and the surrounding foothill communities, with scheduled appointments available across the area each week. Dispatch is coordinated from our San Francisco Bay Area office, and crews are on the road locally every day.

• Monta Vista
• Seven Springs
• Homestead corridor
• Rancho Rinconada
• Cupertino Village

Service Area - Cities Near Cupertino

We also serve homeowners in Saratoga, CA, Sunnyvale, CA, Mountain View, CA, and Santa Clara, CA. If you’re in a neighboring city and have questions about pricing or scheduling, call (806) 606-6902.

FAQs About Air Duct Cleaning in Cupertino