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 Northridge, CA
We provide independent Lennox air duct cleaning across Northridge, with a crew that knows how Merit, Elite, and XC systems behave after years in Valley heat and dry Santa Ana dust. The work here isn’t a generic blowout. Northridge ducts carry a specific legacy: fine drywall and mineral dust from the 1994 earthquake reconstruction wave, still packed into return trunks and blower cabinets decades later. That’s the problem we’re built to handle. Call (855) 353-2270 for a free estimate.
Why Northridge Residents Choose Us for Lennox Service
We run rotary-brush extraction with Rotobrush and Nikro rigs, not just compressed air that stirs debris around. The brush physically pulls the dust off the duct walls and the vacuum captures it. That distinction matters in Northridge, where the dry climate keeps fine particles airborne longer and lets them settle back into the system if you’re not actually removing them. Earl Conway, our owner, grew up in the Wood Ranch area of Simi Valley and spent well over a decade in HVAC and duct work across the Conejo and Simi valleys before starting Duct Cleaning Simi Valley in 2013. He’s the kind of tech who pulls every register, checks the trunk joints, and doesn’t skip what’s hidden behind a return grille. We work with the equipment already in your home and clean around it, not past it.
We’re an independent Lennox service company, not authorized or endorsed by the manufacturer. That independence means we give you an honest repair-or-replace call, not a pitch to sell you something shiny. If your Lennox cabinet is sound, we clean and re-seal it. If the coil fins or heat exchanger metal are compromised, we tell you plainly. Either way, you get a straight answer.
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 Northridge
- Merit-series air handlers clogged with 1994-era drywall dust. Low attic spaces in 1950s-1970s Northridge ranch homes trap fine dust that settled during the post-earthquake rebuild. It packs into blower wheels and evaporator coils, cutting airflow and forcing the system to run longer. We pull the cabinet, clean the wheel and coil, and verify airflow before we leave.
- Elite and Signature furnaces with separated rigid galvanized trunk joints. Decades of thermal cycling in Valley heat plus Santa Ana wind-driven dust means original joints separate and mastic fails. Dust bypasses the filter and coats the heat exchanger. We re-seal those joints and clean the exchanger surface properly.
- Variable-speed XC systems loading return ducts faster. These systems circulate air longer at lower speeds, so dust that would settle in a single-stage system stays suspended and gets pulled into return ducts and filter racks. Northridge’s dry air makes this worse. Expect shorter cleaning intervals on XC equipment here.
- Brittle early flex duct tearing at the collar. Original flex runs on Merit and Elite installations in Northridge attics degrade in the dry heat, split at the collar, and pull attic insulation fibers directly into the supply stream. We inspect, clean, and replace damaged sections in the same visit.
- Filter racks and cabinets jammed with pollen and wildfire smoke residue. Santa Ana events push fine particulate through the whole system. We clean the rack, cabinet interior, and accessible duct runs so your filtration system isn’t fighting a loaded system.
Lennox Service in Northridge: What Local Conditions Mean for Your Equipment
The 1994 Northridge earthquake epicenter was here, and thousands of homes were re-roofed, re-drywalled, and remodeled in the years that followed. A lot of that construction dust went into the ducts and never came out. Our video inspections in 91324 and 91325 routinely find quake-era debris still sitting in return trunks on Lennox systems in those 1950s-1970s ranch homes. On a 1968 ranch home off Reseda Blvd, our crew pulled a Merit-series air handler and found the return duct half-blocked with fine drywall dust and a brittle flex collar torn at the plenum. We ran video inspection, cleaned the full system, re-sealed the trunk joints with mastic, and replaced the damaged flex section. Airflow came back, and the attic dust stopped being pulled into the supply stream. That’s the kind of job Northridge hands us regularly.
The bigger point: if you own a Lennox system in Northridge and you’ve never had the ducts inspected since buying the home, the odds that 1994-era construction dust is still in there are higher than most people expect. If you can’t see it, that doesn’t mean it’s clean.
Lennox Models & Products We Service in Northridge
We service Lennox Merit Series (ML/ML1) air handlers and condensers, Elite Series (EL) furnaces and air handlers, XC Series variable-speed outdoor units with matching indoor coils, and Signature Collection (SL) gas furnaces. We use OEM Lennox filters, belts, and gaskets where fit matters, and quality aftermarket mastic, flex, and sealants where they meet or beat OEM durability. Our job is simple: clean the system thoroughly, repair the ductwork that leaks or tears, and give you an honest read on whether the equipment is worth the next decade. We don’t push replacement when a good cleaning and re-seal will do.
Beyond cleaning, we offer air duct repair and re-sealing during the same visit. Most cleaning-only companies will note a separated trunk joint or torn flex collar and hand you a report. We fix it on the spot. That’s the difference that matters when your Lennox system is pulling attic dust through a gap you can’t see from the living room.
See the difference
Before
After
Before
After
Before
AfterLennox Service Pricing in Northridge
Duct cleaning for a typical Northridge ranch home with a single Lennox system usually falls between $450 and $900, depending on the number of returns, the length of the trunk runs, and how much video inspection and re-sealing the job needs. Homes with original 1960s rigid galvanized ductwork and known joint separation tend toward the higher end because we’re also doing repair work, not just cleaning. A free estimate includes a walkthrough, a look at the system, and a written price before any work begins. The price on the written estimate is the price you pay. Call (855) 353-2270 for an exact quote for your home.
Serving Northridge, CA – Our Local Coverage Area
We serve Northridge 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 Northridge
The Merit air handler in a low Northridge attic pulls in fine drywall and mineral dust left over from the 1994 earthquake remodel wave, and the dry climate keeps that dust airborne and circulating. We clean the blower wheel and evaporator coil, then check the return path for gaps that keep feeding new dust into the cabinet. Call (855) 353-2270 for a free estimate.
Yes. We remove the cabinet panel, inspect the coil, and clean it with the same rotary-brush extraction we use on duct runs. Variable-speed XC systems circulate air longer at low speeds, so coil dust loads faster in Northridge’s dry conditions. A clean coil restores airflow and reduces runtime.
Usually not. Most gaps in original rigid galvanized trunk lines on Elite furnaces are joint separation and mastic failure, which we can re-seal with durable mastic. We replace duct sections only when the metal is compromised or the flex is so brittle it can’t hold a seal. We’ll show you the video inspection so you can see exactly what’s there.
The epicenter was in Northridge, and the reconstruction wave that followed buried thousands of homes in drywall dust that settled inside ducts and never got cleaned. Our video inspections in 91324 and 91325 routinely find quake-era debris still sitting in return trunks on Lennox systems installed or reworked during that period.
Yes. Duct sealing is part of our repair service, not an upsell. When we find separated joints, failed mastic, or torn flex collars during a cleaning, we re-seal or replace the affected sections in the same visit. Call (855) 353-2270 to schedule a free estimate and video inspection.
Service Areas Near Northridge
We serve Northridge and the surrounding communities, including Simi Valley, Thousand Oaks, Woodland Hills, Calabasas, and Oak Park. If you’re nearby and your Lennox system hasn’t been inspected in years, call us. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday.
Book Your Lennox Service in Northridge Today
If your Northridge home has a Lennox system that’s been breathing quake-era dust or Santa Ana particulate for years, let’s take a look. The estimate is free, the video inspection shows you what’s actually in there, and the written price is what you pay. Call (855) 353-2270. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday.
Written by Earl Conway, Owner at Duct Cleaning Simi Valley, serving Northridge since 2013.