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.
Trane Air Duct Cleaning in Glendale, CA | Hollis Air Duct Pasadena
We clean Trane duct systems all over Glendale, and our Glendale Dryer Vent Cleaning experience means the work here is different from anywhere else. Wildfire soot, Santa Ana dust, and decades of buildup in original 1920s-to-1950s ducts mean a standard brush cleaning won’t get it done. If your Trane is short-cycling, freezing up, or tripping its high-limit switch, call (626) 469-5477 for a straight answer. Roy Castellanos and our crew have been working Trane systems in Pasadena, Glendale, and the surrounding hillsides for over a decade.
Why Glendale Residents Choose Us for Trane Service
We’re independent, not factory-affiliated. That matters because we don’t have to push Trane part numbers or upcharge you on OEM markup when a quality aftermarket gasket, access door, or sealant does the job. What we have is direct, hands-on experience with how Trane air handlers, blowers, and coil boxes behave after years of Glendale’s specific air conditions.
Roy learned the mechanical side of HVAC at Los Angeles Trade-Technical College, then spent years running duct cleaning jobs before going out on his own. He’s worked on plenty of older Pasadena homes near the Rose Bowl that hadn’t had ducts touched since the Reagan administration. If a Trane coil can be cleaned rather than replaced, we’ll tell you. If a section of duct is beyond saving, we’ll show you the video before we recommend anything. That’s our Trane sales & service approach, and it applies to every job we run in Glendale.
Styles & brands we work with
Common Trane Air Duct Cleaning Problems We Solve in Glendale
- A-coils and blower wheels packed with wildfire soot. In Rossmoyne and Verdugo Woodlands, inversion layers trap smoke against the hills, and that fine black particulate works its way through the return and onto the evaporator coil. A restricted Trane coil means reduced airflow, freeze-ups in summer, and short cycling.
- Original galvanized return ducts choked with decades of dust. Many Glendale homes built between 1920 and 1960 are still running their first duct runs. We see Trane furnaces oversized for the home, tripping their high-limit switch because the original returns can’t move enough air. HEPA extraction pulls out what standard brushing leaves behind.
- Supply runs loaded with Santa Ana sand and pollen. When the winds kick up, fine grit gets pulled into return plenums and pushed into supply branches. That translates to uneven heating and cooling, rooms that never quite reach temperature, and filters that clog twice as fast.
- Fiberglass-lined plenums shedding fibers and trapping combustion byproducts. Older Trane installations sometimes used lined plenums that degrade over time. Those fibers mix with soot and dust, and the only real fix is HEPA extraction followed by sanitizing. Brushing alone won’t touch embedded material.
- Duct leakage at old galvanized joints. In 1970s condo buildings and 1950s ranch homes alike, the seams and elbows on metal ducts start pulling apart. A Trane system leaking 20% of its conditioned air into an attic or crawlspace works harder than it should. Duct sealing mastic applied to accessible joints stops that loss.
Trane Service in Glendale: What Local Conditions Mean for Your Equipment
Here is what we’ve learned from cleaning Trane systems in Glendale that you won’t find on a generic manufacturer page. The Verdugo Mountains sit directly north and east of the city. When a temperature inversion settles in, which it does regularly in the late summer and fall, smoke and fine particulate from downhill brush fires get trapped against the hillside neighborhoods of Rossmoyne and Verdugo Woodlands. The air just sits there. Your Trane’s return grille pulls that polluted air into the system hour after hour, and the fine soot particles are small enough to pass through a standard filter and deposit on the blower wheel, the evaporator coil, and inside the duct liner. Standard brush cleaning picks up loose dust. It does not remove the black, sooty film that coats a Trane blower assembly after one bad fire season. That takes HEPA vacuuming and antimicrobial treatment. If you own a Trane in upper Glendale, this is not optional maintenance. It is the difference between a system that works and one that trips its limit switch in January.
We also see this in the 1920s Spanish Colonials around Rossmoyne, where original galvanized ducts were sized for gravity furnaces. When someone installs a modern Trane furnace with a variable-speed blower, those old ducts were never meant to handle that pressure. Add soot and dust on top of that, and you get exactly the failure we found on a 1948 Spanish Colonial there: a Trane XR13 with return ducts packed with black wildfire soot and a blower wheel caked with ash, tripping on high-limit before we touched it.
Trane Models & Products We Service in Glendale
We service the Trane equipment most common in Glendale homes. That includes the XL Series (XL14, XL16, XL20 heat pumps and their matching air handlers), the XR Series (XR13, XR15, XR17 split systems and gas furnaces), TAM and GAM air handlers, and the XV80/XV95 variable-speed gas furnaces. We don’t stock OEM Trane duct fittings. What we carry are quality aftermarket access doors, gaskets, and sealants that match Trane specs, so we’re not waiting on a dealer part to finish a duct sealing job. We recommend replacement only when an irreparable section of duct or a badly corroded plenum leaves no better option. Never a new system because a coil is dirty.
See the difference
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Before
AfterTrane Service Pricing in Glendale
Air Duct Cleaning - Glendale for a typical home, depending on square footage and system access, runs between $350 and $700 when it includes HEPA extraction, blower and coil cleaning, and sanitizing. Evaporator coil cleaning adds $150 to $300 when done as part of a full system cleaning. Duct sealing runs from $250 to $600, depending on how many leaks and how accessible the runs are. Video inspection before and after is part of the job at no extra charge, because you should see what we did. Every quote is written before work begins and does not change at the door. Call (626) 469-5477 for a free estimate with real numbers, not a teaser price.
Serving Glendale, CA - Our Local Coverage Area
We’re based in the Glendale 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 – Trane Air Duct Cleaning in Glendale
Because inversion layers in Rossmoyne and Verdugo Woodlands trap wildfire smoke against the Verdugo Mountains, and that smoke deposits ultra-fine soot deep inside your system. Standard brushing removes loose dust but does not remove the black film that builds on blower wheels and evaporator coils. A Trane system in hillside Glendale needs HEPA vacuuming and antimicrobial treatment to actually restore airflow and eliminate the soot that causes freeze-ups and limit trips. Call (626) 469-5477 for a free estimate on the full cleaning.
Yes. Older galvanized ducts in 1920s and 1930s Glendale homes are often brittle and need lower-pressure cleaning than modern sheet metal. We inspect every run with video before we start, and we adjust our rotary brush and negative-air approach so we’re not cracking weak seams or joints. Ducts that are too deteriorated to clean safely get sealed or replaced, and we show you the footage before recommending anything.
Yes, dramatically. A soot-covered evaporator coil can’t transfer heat efficiently. In Glendale’s hot, dry summers, that means longer run times, higher bills, and in extreme cases, a frozen coil. Cleaning the coil restores proper airflow and temperature drop, which is the difference between a system that keeps up in August and one that struggles. We clean evaporator coils as part of our full service and can quote it separately if needed.
In most Glendale homes, yes. Older galvanized ducts develop leaks at the seams and elbows, and those leaks pull attic or crawlspace air into the system and push conditioned air out. We use duct sealing mastic on accessible joints after cleaning, and we show you the before and after on video. A sealed system means your Trane doesn’t work as hard, which is easier on every part downstream. Call (626) 469-5477 for an exact quote.
We do, and we’re realistic about what’s reachable. Condos in Glendale often have tighter mechanical rooms and ceiling access limitations. We run a video scope through what we can reach, clean what’s accessible, and if a run is buried behind a finished ceiling, we’ll tell you plainly what’s worth doing and what isn’t. We’re not going to cut open a ceiling to clean a duct that wasn’t dirty enough to justify it.
Service Areas Near Glendale
We run Trane service across Glendale and the surrounding cities, including Trane service in Downtown Los Angeles, Trane service in Pasadena, Burbank, East Los Angeles, and El Monte. Each city has its own housing stock and air conditions, and we treat every job against that local reality, not a one-size-fits-all script. For more on our coverage, see the full Glendale service area page.
Book Your Trane Service in Glendale Today
Call (626) 469-5477 and tell us what your Trane is doing: short cycling, weak airflow, or a blower wheel that looks like it’s been inside a chimney. We’ll schedule a visit, inspect the system, and give you a written price before we touch anything. You’ll know exactly what you’re paying before the van is parked. The duct work doesn’t lie, and neither do we.
Written by Roy Castellanos, Owner at Hollis Air Duct Pasadena, serving Glendale and the San Gabriel Valley since 2004.