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.
Lennox Air Duct Cleaning in Alameda, CA
We provide independent Lennox air duct cleaning and repair across Alameda, and the work we do here is shaped by one thing most duct cleaners never think about: salt. Alameda’s island geography means your Lennox system’s ductwork pulls in marine air that leaves corrosive residue and allergen buildup mainland systems rarely see. We show up with Rotobrush and Nikro rigs, not a shop vac and a flashlight. Call (855) 356-5880 for a free estimate. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday.
Why Alameda Residents Choose Us for Lennox Service
Our familiarity with Lennox equipment comes from years of hands-on tear-downs and rebuilds right here on the island. Sal Underwood, our owner, grew up in the Estudillo Estates neighborhood of San Leandro and spent well over a decade in the trade before starting Duct Cleaning San Leandro in 2018. He’s the kind of technician who checks the return vents and the plenum, not just the registers everyone can see. That matters when you’re dealing with a Lennox air handler that’s been breathing Alameda’s damp, salty air for fifteen years.
We’re an independent shop, not manufacturer-affiliated or authorized. What that means for you is straightforward: we work on Lennox residential and light-commercial systems every week, and we recommend what the equipment actually needs, not what a factory program tells us to push. When a repair is past a sensible rebuild, we’ll quote repair versus replacement side by side and let you decide. We clean it and we fix it, so a leaking seam or a delaminated plenum gets handled on the same visit instead of handing you a second contractor’s phone number.
Styles & brands we work with
- Whole-home duct cleaning
- Dryer vent cleaning
- Camera inspection
- Sanitizing & deodorizing
Common Lennox Air Duct Cleaning Problems We Solve in Alameda
- Delaminating return plenum insulation on Lennox Merit-series upflow furnaces. In Alameda’s damp winters, the foil-faced insulation inside the return plenum on side-return air handlers tends to peel and release fiberglass into the return airstream. That fiberglass then masks the salt residue we have to vacuum off the coil face. We remove the loose insulation, seal what’s left, and clean the full return path.
- Leaking transition collars on Lennox air handlers near Alameda Point. The factory transition collar where the air handler meets the ductwork is a common leak point. Fine rust and salt air get sucked into the return during fog season through exactly that seam. We clean the run and seal the collar-to-duct connection with mastic and a fresh transition band.
- Mildew on the downstream side of Lennox cased coils. Variable-capacity XC-series heat pumps run long, low-speed blower cycles in our cool summers. The evaporator coil stays damp for hours, and mildew forms on the downstream side where a short-cycle system would dry out. We treat the coil and the surrounding plenum during cleaning.
- Pinhole leaks in original galvanized supply trunks on pre-1950 homes. Alameda’s Victorians, Craftsmans, and 1920s bungalows often still have their original galvanized branch runs bolted to Lennox metal supply trunks. Pinholes form at the hanger straps, and the prevailing westerlies push salt spray straight through those holes into the airstream. We vacuum the runs while checking seam integrity, then seal the pinholes.
- Salt-tacky dust accumulation on evaporator faces. Your ducts carry every breath your family takes indoors. In Alameda, the dust that settles on a Lennox coil face isn’t just lint; it’s salt-laden and slightly corrosive. Regular cleaning keeps that residue from embedding in the coil fins where it quietly degrades efficiency.
Lennox Service in Alameda: What Local Conditions Mean for Your Equipment
Homes near the former Naval Air Station sit on fill, and the prevailing westerlies off San Francisco Bay push salt spray straight through any pinhole in the original 1940s galvanized ductwork. On a 1920s bungalow off Central Avenue near the old Naval Air Station, our crew pulled a Lennox Merit-series air handler apart to find the return plenum’s foil insulation peeling and salt-tacky dust clinging to the evaporator face. We vacuumed the return and supply runs, treated the coil, and sealed the collar-to-duct seam with mastic plus a fresh transition band, then re-taped the pinholes in the original galvanized branches. The homeowner noticed the salty, musty smell gone within a day and the system moving air quietly again. That’s Alameda-specific work. A generic duct cleaning crew from the mainland won’t know to look for seam integrity on a 1940s galvanized run because they’ve never had to think about what salt air does to ductwork.
Alameda’s cool, foggy summers and mild, damp winters also mean HVAC systems run less but ducts stay humid longer. Mold and mildew get a foothold in a way they don’t in drier inland cities. Spring pollen from the island’s many trees gets pulled into return ducts and builds up in the same damp environment. If you own a Lennox system here, the cleaning interval that works for a Fremont homeowner isn’t what your ducts need. If you can’t remember the last time your ducts were cleaned, that’s usually answer enough.
Lennox Models & Products We Service in Alameda
We service Lennox residential and light-commercial systems across Alameda, including Merit Series gas furnaces and their matching air handlers, Elite Series furnaces, XC-series variable-capacity heat pumps, Dave Lennox Signature Collection XC25/XC21 heat pumps, and Lennox Healthy Climate whole-home air purifiers and media filter cabinets. We also work around Honeywell and Aprilaire whole-home air quality systems, so cleaning doesn’t compromise existing IAQ investments you’ve already made.
For system-critical matches like transition collars, drain pans, and filter cabinets, we fit OEM Lennox parts. For things like mastic, flex, and fittings, we use quality aftermarket components that perform identically at lower cost. We don’t stock shelves of parts we hope to sell you. We bring what the job needs and quote honestly.
See the difference
Before
After
Before
After
Before
AfterLennox Service Pricing in Alameda
Air duct cleaning for a typical Alameda home runs between $450 and $900, depending on the number of returns, the length of the runs, and the condition of the ductwork. Air duct repair, including sealing leaks and replacing damaged sections, typically runs $300 to $1,200 depending on what we find. Dryer vent cleaning runs $90 to $160. These are estimates, not a menu; the written estimate sets the final price, and it’s free. Commercial-grade equipment, residential pricing: that’s the whole proposition.
What drives the cost more than anything in Alameda is access and condition. A 1940s galvanized system near the shoreline with pinhole leaks takes longer to clean properly than a newer ranch on the east end. We’ll tell you what we found and what it costs before we do the work, not after. Call (855) 356-5880 for a free estimate.
Serving Alameda, CA – Our Local Coverage Area
We serve Alameda and nearby communities. Use the map below to see the area we cover. If you’re nearby, we can almost certainly help.
FAQs – Lennox Air Duct Cleaning in Alameda
The smell usually comes from mildew growing on the downstream side of the evaporator coil, because Alameda’s damp, foggy climate keeps the coil wet longer than a drier inland system would. Variable-capacity Lennox heat pumps make this worse because they run long, low-speed cycles that never fully dry the coil. The fix is coil treatment plus cleaning the return path where the mildew spores circulate. Call (855) 356-5880 and we’ll diagnose it.
Yes, and it’s one of the most common things we see in that part of Alameda. The original galvanized branch runs develop pinholes at the hanger straps, and the salt-laden westerlies off the bay pull fine rust and salt air straight into the return. We vacuum those runs while checking seam integrity, then seal the pinholes so the salt stops getting in. That’s the difference between cleaning a duct and fixing the problem that dirties it.
In our experience, yes. Alameda’s spring pollen season is heavy, and the salt-laden marine air means more particulate load on the filter media, even though the system runs fewer total hours than a mainland system. Check it every 30 to 45 days during pollen season and whenever the marine layer sits over the island for a week straight. We can show you what we pull out of the filter cabinet during a cleaning.
Almost always, yes. The transition collar is a factory connection point, not a wear item that condemns the air handler. We clean the seam, apply mastic, and fit a fresh transition band. The air handler itself is usually fine. If we find damage beyond the seam, we’ll tell you and quote the repair honestly rather than steering you toward a replacement you don’t need.
We do, and we understand what those long blower cycles do in a marine climate. Variable-capacity XC-series heat pumps keep the coil damp longer than single-stage systems, which is exactly why mildew builds up on the downstream side of the cased coil here. We clean and treat the coil as part of duct cleaning so your system isn’t circulating that musty air through the house. Call (855) 356-5880 for an exact quote; estimates are free.
Service Areas Near Alameda
We serve Alameda and the surrounding East Bay. You’ll find us in San Leandro, Oakland, Hayward, Berkeley, and Piedmont. If you’re just over the Park Street Bridge or up in the hills, the same crew and the same Rotobrush and Nikro equipment show up.
Book Your Lennox Service in Alameda Today
Call (855) 356-5880 for a free estimate on Lennox air duct cleaning, dryer vent cleaning, or duct repair in Alameda. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday. One visit: clean ducts, sealed repairs, safer dryer vent.
Written by Sal Underwood, Owner at Duct Cleaning San Leandro, serving Alameda since 2018.