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 Piedmont, CA
Piedmont homeowners with Lennox systems ask us one question more than any other: can you actually clean the ductwork without cutting holes in a house that was built in 1927? Yes. We provide independent Lennox air duct cleaning across Piedmont, and the reason it’s different here is that most of these homes still run at least part of their original galvanized octopus trunk. The variable-speed Lennox furnace is new. The ducts it breathes through are not. Call (833) 467-6681 for a free estimate, and we’ll tell you exactly what’s in there before we touch a register.
We’re Hallmark Air Duct Cleaning, and we’ve spent years working on Lennox systems throughout the East Bay. Our roots are here too. Nelson Briggs, our owner, grew up in Oakland’s Fruitvale neighborhood and came up through the building trades program at Laney College, so we know Lennox in Oakland too. The instructor who shaped how we work said something that’s never left us: most indoor air problems start where nobody thinks to look. In Piedmont, that’s usually behind a 1940s floor register, fifteen feet down an original duct run. We’re an independent Lennox service provider, not manufacturer-affiliated or authorized. That independence means we evaluate your ductwork honestly because our only loyalty is to the system in your home.
Why Piedmont Residents Choose Us for Lennox Service
Lennox builds precise equipment. Variable-speed blowers, sealed combustion chambers, tight A-coil cabinets. But none of that precision matters if the ducts feeding it are leaking or packed with eighty years of dust. We’ve cleaned and repaired enough Lennox systems in Piedmont to know both sides of that equation, and we bring that same expertise to Lennox service in Alameda. We read Lennox nomenclature and service literature directly, and we diagnose duct-side problems without leaning on any manufacturer relationship. That matters when a high-efficiency furnace is misbehaving because of a sagging flex run, not a bad control board.
Local work shapes our approach too. Piedmont is made of steep, narrow lots and architect-designed homes from the 1910s through the 1950s. Many still have original forced-air or gravity-furnace ductwork that was converted to modern HVAC decades ago. Working here means respecting the house as much as the system. We don’t cut new access holes when existing registers and returns give us what we need. We don’t alter visible systems in a way that would upset the city’s design-review sensibilities. And we never sell you a repair that just delays a replacement you actually need. Nelson’s youngest daughter has asthma, which is part of what pushed him from general HVAC into focusing on ducts. Once it’s personal, the work gets more careful.
For Lennox service in Piedmont specifically, we use Lennox OEM parts on model-specific components, quality aftermarket on universal items, and the right extraction tool for the job every single time. Our Lennox sales & service work is grounded in knowing when an original part is the only right answer. Call (833) 467-6681 and we’ll talk through your system before scheduling anything.
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 Piedmont
- Variable-speed blower strain from caked return ducts. Signature and Elite furnaces use ECM blower modules that pull hard. In Piedmont attics, returns that haven’t been cleaned in decades create high static pressure. We measure it, and we’ve seen blowers working against resistance they were never designed for. That shortens blower life on Lennox SL280V and EL296V units noticeably.
- Fouled evaporator coils on idle systems. Piedmont’s mild climate means the HVAC runs less year-round than it would in the Central Valley. Dust and fine ash settle into cased A-coil cabinets during the off-season. By the time you switch to cooling, the coil face is fouled and airflow is cut. This looks like a compressor problem. It’s usually a dirty coil.
- Unsealed octopus plenum transitions. The hillside homes off Highland and Moraga avenues often have original galvanized trunks connected to newer Lennox air handlers. Those plenum transitions were never sealed. Smoke-season residue and damp crawlspace air get pulled straight into the return and distributed through the house.
- Sagging, kinked, and separated flex re-runs. Mid-century attic retrofits frequently spliced flex onto Lennox supply plenums. Age does the rest. We find kinked runs and separated collars that cause the hot/cold room imbalance that gets blamed on the furnace. The furnace is fine. The duct run is broken.
- Musty odors from damp winter crawlspaces. Cool wet winters leave moisture in Piedmont crawlspaces. Original galvanized ducts running through those spaces collect the smell. When the Lennox blower kicks on, the whole house gets it. We address the duct side, but we’ll also tell you when the crawlspace itself needs attention.
Lennox Service in Piedmont: What Local Conditions Mean for Your Equipment
Here’s the specific Piedmont fact that shapes our Lennox work more than anything else. In the hillside blocks off Highland and Moraga avenues, the original galvanized octopus trunks were never fully sealed. That was common practice a hundred years ago, and it’s uniquely consequential now. When the first fall rain arrives after wildfire-smoke season, fine ash and smoke residue get pushed into those same ducts that already hold decades of caked dust. The rain drives particles down toward the crawlspace. The unsealed ducts invite them in. Then the Lennox variable-speed blower, which runs constantly at low speed, pulls that contaminated air through the return and past the coil. We’ve opened original trunks on Moraga Avenue and found the plenum collar packed with leaf litter, rodent sign, and a layer of gray ash you could scrape off with a putty knife. The homeowner thought their new Lennox EL296V was failing. The furnace was fighting a contaminated, leaky return. That combination matters because a standard duct cleaning that just vacuums the inside of the runs doesn’t address the unsealed transitions that let this happen again. We clean, and then we seal. In Piedmont, that second step is not optional.
On a steep lot off Moraga Avenue, our tech opened up a 1920s octopus trunk feeding a retrofit Lennox Elite EL296V and found the plenum collar packed with leaf litter and rodent sign while the return pulled musty crawlspace air. We ran video inspection through the original galvanized runs and the spliced flex re-runs, cleaned the full system, sealed the plenum transitions with mastic, and cleaned the caked A-coil so the variable-speed blower stopped straining against a choked return. That’s the job, done completely.
Lennox Models & Products We Service in Piedmont
We service the full range of Lennox furnaces found in Piedmont homes. The Signature Collection SL280V and SLP98V variable-speed gas furnaces show up in newer renovations and whole-house remodels. The Elite Series EL296V and EL180 are common in mid-century houses that replaced their original gravity furnaces. And the Merit Series ML180 and ML193 appear in budget-conscious retrofits and smaller homes. We still see older G-series and CompleteHeat-era units running in Piedmont basements, often paired with ductwork that’s been there since the Coolidge administration.
Our parts approach is straightforward. We use Lennox OEM parts for model-specific components like blower modules and control boards, where fit and firmware matter. For universal items like flex duct, mastic, and vent caps, quality aftermarket works fine and keeps your cost down. On older Lennox equipment, we’re honest. If the heat exchanger or coil is failing and the unit is past its practical life, we’ll say so. We won’t sell a repair that just delays a replacement by a season.
See the difference
Before
After
Before
After
Before
AfterLennox Service Pricing in Piedmont
Lennox air duct cleaning in Piedmont typically runs between $450 and $900 for a full single-system home, depending on the number of supply and return runs, the condition of the ductwork, and whether crawlspace or attic access is involved. Homes with original octopus trunks and multiple spliced flex re-runs land on the higher end because the work takes longer and the sealing step is more involved. If we’re also cleaning a fouled evaporator coil or sealing plenum transitions, that’s quoted as part of the total before work starts.
What drives the cost here specifically is access. Piedmont’s steep lots and tight attic hatches mean our techs often work in confined spaces, and original sheet-metal runs require more patience than uniform new-construction flex. Our free estimate includes a visual inspection and the flat price for the full system. One price. No per-vent surprises. To get an exact quote for your Lennox system, call (833) 467-6681. Estimates are free, and we’ll tell you what we expect to find before we start.
Serving Piedmont, CA – Our Local Coverage Area
We’re based in the Piedmont area and know this community well, and we also provide Lennox repair in Albany. Use the map below to see our service coverage – if you’re nearby, we can almost certainly help.
FAQs – Lennox Air Duct Cleaning in Piedmont
Yes, in nearly every case we work through your existing registers and returns rather than cutting new access points. Original galvanized octopus trunks usually have enough floor or wall registers from the original install to give us the access we need. Our Rotobrush rotary-brush system and Nikro industrial extraction equipment are designed to reach through existing openings. If a return is too small for our tools, we’ll tell you before scheduling and explain your options. Call (833) 467-6681 and describe your system, and we’ll give you a straight answer.
Often it is. Variable-speed blowers on Lennox Signature and Elite furnaces are designed to push against a specific static pressure range. When ducts are caked with debris or returns are undersized or leaking, static pressure rises and the blower works harder. We measure static pressure during our inspection, and in older Piedmont homes with original ductwork, elevated readings are common. Cleaning the ducts and sealing the leaks frequently brings the number back into range. If it doesn’t, we’ll tell you where the real restriction is.
It does, especially in homes with unsealed original ductwork. Piedmont sits close enough to East Bay hills that wildfire smoke settles over the city during active fire seasons. Fine ash particles enter through unsealed plenum transitions and exterior air infiltration, then collect inside galvanized trunks and on coil faces. The first fall rain drives more of it into the ducts. We’ve found measurable gray ash layers inside original octopus runs in homes off Moraga Avenue. A thorough cleaning after smoke season is the direct solution.
Sometimes it will, but the odor source matters. If moisture has been trapped in the ducts or the coil cabinet, cleaning removes the organic material that holds the smell. But if the dampness is coming from a crawlspace or an air handler drain pan that’s not draining properly, cleaning alone won’t fix it. We’ll identify what’s causing the odor during our inspection. If it’s duct-side, we’ll clean it. If it’s equipment-side, we’ll tell you what needs attention and who should handle it. Call (833) 467-6681 for an honest assessment.
Being independent means we’re not bound by factory authorization requirements, but we still use Lennox OEM parts for model-specific components like blower modules and control boards because that’s what your system was designed to use. For universal items, we use quality aftermarket parts to keep your bill reasonable. Warranty work on Lennox equipment is handled through your manufacturer’s warranty terms; as an independent provider, we can perform the labor and help you understand what the warranty covers. Independence doesn’t change how the equipment works. It changes how honest we can be about what it needs.
Service Areas Near Piedmont
We serve Piedmont and the surrounding East Bay communities, including Oakland, Berkeley, Alameda, and Richmond. If you’re in one of these areas with a Lennox system, the same equipment and the same careful approach apply. See our Piedmont service area page for local details. For homes just north of Piedmont, visit our Lennox service in Richmond page. East of the hills, we cover Lennox service in Walnut Creek as well.
Book Your Lennox Service in Piedmont Today
If your Lennox system has been breathing through original Piedmont ductwork, you don’t need to wonder what’s in there. Call (833) 467-6681 for a free estimate, and we’ll set up a time to inspect your system, show you what we find, and give you one flat price for the complete job. Same-week scheduling is available for most Piedmont homes.
Written by Nelson Briggs, Owner at Hallmark Air Duct Cleaning, serving Piedmont and the East Bay.