Whole-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.
Fast, Reliable HVAC Cleaning Across Santa Rosa
HVAC cleaning in Santa Rosa typically runs $425 – $650 for a complete system on a standard single-family home, and the honest truth is that most homes here genuinely need it every 3 to 5 years, not every season. We work across Santa Rosa daily, from Bennett Valley to Coffey Park, and our crews know this city’s ductwork better than a generic franchise ever could. Santa Rosa homes carry decades of pollen, fire-season ash, pet hair, and dry dust through their supply and return trunks, and that buildup lands directly on your evaporator coil and blower motor. Call us at (737) 727-2314 and we’ll walk you through what your system actually needs, in plain English, before you spend a dollar.
Key takeaways:
- Flat per-system pricing agreed before we start. No per-vent math, no surprise add-ons at the door.
- Before-and-after photos of your own ducts, every job. You see exactly what came out.
- Professional-grade equipment: Rotobrush agitation, Nikro HEPA extraction, Abatement Technologies containment.
- Crews serve Santa Rosa locally, with scheduling coordinated from our San Francisco Bay Area office.
Why Cardinal Air Duct Cleaning Is Santa Rosa’s Preferred HVAC Cleaning Company
Santa Rosa homeowners keep calling us back because we don’t treat this city like a stop on a regional route. Our techs know that a 1940s bungalow off Hoen Avenue has a completely different duct layout than a 1990s two-story in Rincon Valley, and we stage equipment accordingly. When you book with Cardinal, you get a written price before any work starts, a live trackable arrival window through The Relay Standard, and a uniformed technician whose name you’ll know before they knock. No four-hour wait windows. No mystery crew.
Omar Haddad leads the team, and he’s built the operation around one principle: total visibility from booking to invoice. The 365-Day Done Right Promise backs every single job. If the work isn’t right within a full year, we return and correct it at no charge. That’s not a marketing line. It’s the core of how we operate, and it applies to every booking without exception.
AC Cleaning in Santa Rosa
AC cleaning in Santa Rosa means pulling the panels off your air handler and getting the coil, blower, and condensate line back to a state where your system actually cools efficiently. Santa Rosa summers push past 90 degrees regularly in July and August, and a coil caked with a decade of dust and pet hair forces your compressor to run longer cycles just to hold temperature. That’s the electric bill you’ll feel in August. A thorough AC cleaning on a standard Santa Rosa single-family home runs $250 – $450 as part of a full HVAC cleaning, depending on access and how badly the coil’s been neglected. We clean what we can reach, show you photos, and tell you honestly if the system needs more than cleaning.
What We Remove
The evaporator coil in a Santa Rosa home collects a paste-like layer of dust, pollen, and airborne kitchen grease over time. We flush that off with coil-safe cleaners, comb the fins back straight where they’ve been bent by past filter changes, and verify the condensate drain isn’t holding water. A clogged drain in a Coffey Park rancher with the air handler in a hallway closet means water on the closet floor, and by then you’ve already got a bigger problem.
When It’s Time
If your AC runs but struggles, if rooms at the end of the duct run stay warm, or if your outdoor condenser is kicking on more than it used to, the coil is probably insulating itself with dirt. You don’t need to wait for a full failure. If Santa Rosa’s wildfire smoke seasons have left a fine gray film on your registers, assume the coil looks worse. We’ll confirm it with a camera inspection before touching anything.
Evaporator Coil Cleaning in Santa Rosa
Evaporator coil cleaning in Santa Rosa is the single highest-leverage thing we do for cooling systems that still run but don’t cool like they used to. The coil sits inside the air handler, often in a hall closet or garage corner, and it’s the part that pulls heat out of your air. When it’s dirty, your system runs hotter, longer, and harder. On a Santa Rosa home, a standalone evaporator coil cleaning runs $275 – $425, and we typically fold it into a full HVAC cleaning so you’re not paying twice for access to the same air handler.
A Dirty Coil Costs You Now
A coil caked with schmutz makes your AC work incrementally harder every single cycle. We’ve pulled coils off Santa Rosa systems that were so coated you couldn’t see the aluminum fins through the mat of hair and dust. That’s not an exaggeration. We photograph it, clean it, and photograph it again.
How We Clean It
We disconnect power, open the air handler, and use coil-safe solvent and gentle pressure to break down the buildup without bending the fins. Then we rinse and verify the drain line carries water out. In older Santa Rosa homes with original galvanized duct trunks, we also check whether loose seams are feeding dust straight back into the air handler, which undoes coil cleaning within months if left unaddressed.
Trusted Brands We Service in Santa Rosa
We service and clean systems from every major manufacturer you’ll find in Santa Rosa, and we carry the filtration products that keep them running clean. Our crews run professional-grade equipment from Nikro for HEPA-rated vacuum extraction, Abatement Technologies for containment, and install premium filtration from Honeywell and Aprilaire where customers want better air quality after we’ve cleaned. That means we’re not showing up with a truck-mounted shop vac and calling it a day. We stock common filter sizes and access panels for the equipment already installed in Santa Rosa homes, so most jobs finish in a single visit without waiting on parts from the Bay Area.
Common HVAC Cleaning Problems We See in Santa Rosa Homes
- Dirty evap coils on older systems in Bennett Valley and the Junior College neighborhood. Homes built before 1970 often have air handlers in tight hall closets or crawlspaces, which means filters get skipped and coils become insulated with years of buildup.
- Return-side neglect in Coffey Park ranch homes. The return trunk runs through unsealed seams and pulls lint, pet hair, and construction dust directly into the air handler. Cleaning only the supply registers won’t fix that.
- Wildfire ash and smoke residue. After the Tubbs and Glass fires, and every smoky season since, Santa Rosa homes carry a fine gray particulate in their ductwork that standard filter changes never reach.
- Condensate drain clogs from our dry, dusty climate. Santa Rosa’s long dry season means whatever enters the ductwork doesn’t get flushed out. Dust settles, builds up around the coil, and eventually turns into a block that backs water into the air handler pan.
Pricing for HVAC Cleaning in Santa Rosa, CA
A complete HVAC cleaning on a standard single-family Santa Rosa home runs $425 – $650 total, one flat price per system, agreed before we touch a single duct. That covers supply and return duct cleaning, evaporator coil cleaning, blower cleaning, and condensate drain check. Larger homes with multiple systems or excessive buildup may run higher, but you’ll see the number in writing before work starts. We don’t quote per-vent and we don’t discover a bigger invoice once the van is in your driveway. The 365-Day Done Right Promise covers the work for a full year. Call (737) 727-2314 for an exact quote. Estimates are free.
What You Get With Every Job
- Camera inspection of the supply and return ducts before and after
- Before-and-after photos of your own registers and air handler
- Written price handed to you before work begins
- 365-Day Done Right Promise in writing
- Digital invoice payable from your phone
We Also Serve Cities Near Santa Rosa
Our crews cover Santa Rosa and the surrounding communities daily. If you’re in Sebastopol, Windsor, Rohnert Park, or Cotati, the same flat per-system pricing and written guarantee apply. Scheduling is coordinated through our San Francisco Bay Area office, but the technicians who arrive are serving your city locally, with the same equipment and the same standards as our HVAC Cleaning work in Santa Rosa itself.
Serving Santa Rosa, CA - Our Local Coverage Area
We’re based in the Santa Rosa 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 About HVAC Cleaning in Santa Rosa
Every 3 to 5 years for most single-family homes in Santa Rosa, assuming you change filters regularly. Homes with multiple pets, remodels with drywall dust, or years of interrupted maintenance may need it sooner. Call (737) 727-2314 and we’ll tell you honestly whether your system is there yet, or whether you can wait.
The flat per-system price covers supply and return duct cleaning, evaporator coil cleaning, blower wheel cleaning, and a condensate drain check. You get the written price before work begins, and it does not change. That’s the whole point of our model.
No. Same-day promises are how rushed jobs happen, and rushed jobs skip the camera inspection and before-and-after photos. We’ll get you on the schedule quickly, but we won’t compromise the work to hit a clock. Call (737) 727-2314 for the next available slot.
We photograph every job from inside your own registers and air handler, before and after, and you receive those photos digitally. You’ll see the dust, hair, and debris that came out of your system. If it wasn’t done right, the 365-Day Done Right Promise means we return at no charge.
We pull the air handler panels, inspect the coil for buildup, flush it with coil-safe cleaner, straighten bent fins, and verify the condensate drain is clear. We also check that return trunk seams aren’t pulling unfiltered air into the system, which is common in older Coffey Park and Bennett Valley homes. Call (737) 727-2314 to schedule a free estimate.
Lowball quotes usually mean per-vent pricing that balloons once the tech is in your home, or a crew that skips the return side and the coil entirely. Santa Rosa’s housing stock is mixed enough that any per-vent quote is a guess until someone opens your air handler. Call (737) 727-2314 and we’ll give you an honest number before work begins.
Written by Omar Haddad, Owner at Cardinal Air Duct Cleaning, serving Santa Rosa and Sonoma County.




Before
After
Before
After
Before
After