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 Pasadena
HVAC cleaning in Pasadena means dealing with a system that works harder than almost any other in the Houston metro. Your air handler pulls Gulf Coast humidity and Ship Channel emissions through the return plenum every time it cycles, and in a 1950s brick-veneer ranch off Red Bluff Road, that means a coil caked with particulate no amount of filter changes will fix. A full HVAC cleaning in Pasadena, MD typically runs $425-$685 and takes one crew about 3-4 hours. Call (806) 606-6902 and we’ll give you a written price before a single panel comes off.
We know the houses here. We know the attic flex duct that sags between joints. We know the condensate pans that never fully drain in August. And we know that a real cleaning has to show you the before-and-after, not just tell you about it. That’s the whole point of the Documented Photo Record we deliver on every job. Call us and you’ll see what’s actually inside your ducts.
Why CleanRun Air Duct Cleaning Is Pasadena’s Preferred HVAC Cleaning Company
CleanRun was established in 2013 and has served more than 52,000 homes, every one with a written price before work started. That matters in Pasadena because this market has been flooded for years with $79 coupon outfits that show up, run a shop vac for twenty minutes, and hand you an invoice for $900. We put our price in writing first, under Haven Standard Clause 1. No exceptions. No “well, once we got in there.” The number you approve is the number you pay.
Our crews are background-checked, uniformed, and identified by name before arrival, under Haven Standard Clause 3. When Tomas Reyes sends a crew to Pasadena, you know who’s walking through the door. And every job ends with a written 365-Day Done Right Promise. If the work isn’t right, we make it right. In writing. Not as a marketing slogan, but as a line item on your job record.
We serve Pasadena from our Baltimore-area dispatch office, and we schedule crews here multiple days a week. The houses off Mountain Road, the condos near Fairmont Park, the ranches along Spencer Highway, the split-levels off Burke Road. We know the duct layouts, the access problems, and the failure modes specific to this city. See our HVAC Cleaning service page for the full scope of what a cleaning covers, or read on for how it plays out specifically in Pasadena.
Our HVAC Cleaning Services in Pasadena

Every house here has a different worst problem. Some have coils that look like felt. Some have blower wheels so loaded with particulate they spin out of balance. Some have heat exchangers coated in a film that reduces efficiency by double digits. We scope all of it, photograph all of it, and clean all of it. Here are the services Pasadena homeowners call us for most.
Evaporator Coil Cleaning
In Pasadena, the evaporator coil is usually the filthiest component in the system. Gulf Coast humidity keeps coil surfaces wet for months at a time, and that wet surface grabs whatever the return air brings in. Here, that includes the fine sulfur-laden particulate that drifts from the Ship Channel. We pull the coil access panel, photograph the coil, then clean it with professional-grade equipment and an antimicrobial coil treatment that inhibits regrowth. A typical evaporator coil cleaning in Pasadena runs $180-$275 as a standalone, or is included in a full HVAC cleaning.

Air Handler Cleaning
Your air handler is the cabinet that houses the blower, coil, and often the filter rack. In Pasadena’s older homes, it’s frequently installed in a hot attic or a tight closet, which means it pulls in whatever’s around it. We clean the blower housing, the coil compartment, the condensate pan, and the cabinet interior, then treat surfaces to slow microbial regrowth. Homes near Red Bluff Road and the industrial corridor see heavier buildup than homes on the north side, but every Pasadena system benefits from this. Plan on $150-$240 for a thorough air handler cleaning.

Condenser Cleaning
The condenser sits outside, usually on a pad by the side of the house. In Pasadena, it faces a double assault: cottonwood and oak debris in spring, and a constant film of industrial dust that settles whenever the air is still. A dirty condenser raises head pressure, which raises your electric bill and shortens compressor life. We clean the coil fins with the right pressure and chemistry, clear the surrounding area, and check the fan. Condenser cleaning in Pasadena typically runs $120-$195.

Blower Cleaning
A blower wheel coated in particulate moves less air. That means less cooling, higher humidity indoors, and longer runtimes. We remove the blower assembly, clean each blade, inspect the motor, and reinstall it with the wheel balanced and the housing sealed. In Pasadena ranches with original ductwork, blower cleaning alone often restores noticeable airflow to back bedrooms. Expect $140-$220 for blower cleaning, depending on accessibility.

What happens when you call
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A real person answersNo phone trees - you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
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AfterTrusted Brands We Service in Pasadena
You don’t need a specific brand of equipment for good HVAC cleaning, but you do need cleaners who know how each brand’s cabinet comes apart. We service Carrier, Trane, Lennox, Goodman, Rheem, and York systems, plus older units from builders who installed whatever was cheapest in 1972. Our crews use professional-grade equipment from Rotobrush, Nikro, and Abatement Technologies, and we keep common replacement parts on the truck so a sagging flex run or a cracked condensate line doesn’t cost you a second visit. If your system’s brand matters to you, just tell us when you call.
Common HVAC Cleaning Problems We See in Pasadena Homes

- Industrial particulate loading on coils and blowers. Homes downwind of the Ship Channel accumulate a fine, gray-brown film on every internal surface. It’s not house dust. It’s fallout, and it requires full source removal, not a register-face vacuuming.
- Mold in attic ductwork from persistent condensation. Gulf Coast humidity means supply ducts in hot attics stay damp. In homes near the water or in low-lying parts of Pasadena, that moisture becomes visible mold inside the duct lining within two or three seasons. A camera inspection finds it before your nose does.
- Disconnected or sagging flex duct joints. The 1960s and 70s ranches here were built with duct systems that are now 50 to 70 years old. Attic flex sags between supports, slips off takeoff collars, and pulls hot humid air into the system. That’s why our cleaning always includes a duct run inspection, not just a vacuum pass.
- Post-Harvey contamination that was never remediated. Homes that took on water in 2017 often have hidden mold in subfloor return plenums or low-hung duct runs. If the original remediation only addressed drywall and flooring, the HVAC system can still be circulating spores years later. We inspect below and above the ceiling line.
Pricing for HVAC Cleaning in Pasadena, MD
A full HVAC cleaning in Pasadena runs $425-$685 for most single-family homes up to about 2,500 square feet. That includes the evaporator coil, blower, air handler interior, condenser, and the visible supply and return duct runs. Larger homes, multi-system houses, or systems with serious mold or particulate loading push toward the high end. Condo and apartment jobs with shared stacks run differently, and we quote those on the specific access situation.
What you should not expect is a $79 coupon that turns into a $900 invoice. That bait-and-switch model is exactly why we exist. Haven Standard Clause 1 means the written price you approve is the price on the final invoice. No per-vent upcharges, no “premium antimicrobial treatment” surprise at the end. Call (806) 606-6902 and we’ll give you honest numbers before we touch anything.
For an exact quote on your Pasadena home, call us. Your estimate is free and it’s in writing.
We Also Serve Cities Near Pasadena

Our crews serve Pasadena and the surrounding communities, including Severna Park, Arnold, Glen Burnie, and Annapolis. If you’re just outside Pasadena proper and wondering whether we cover your street, the answer is almost certainly yes. Call (806) 606-6902 and ask.
Serving Pasadena, MD - Our Local Coverage Area
We’re based in the Pasadena 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 - HVAC Cleaning in Pasadena

Because the particulate loading on indoor coils and blowers here is chemically different from ordinary house dust. Homes downwind of the Ship Channel’s flaring and processing operations pull in fine sulfur compounds and volatile organic compounds that coat the evaporator coil, restrict heat transfer, and accelerate corrosion on aluminum fins. A standard cleaning in Pearland or Friendswood never sees this level of contamination because those neighborhoods aren’t downwind. Our crews use HEPA-filtered extraction and coil treatments designed for industrial particulate, and the camera record shows the difference. Call (806) 606-6902 for an exact quote.
As hidden mold in return-air plenums, subfloor cavities, and low-hung duct runs that were never fully remediated. When Harvey’s standing water saturated ductwork and the spaces around it, many homeowners repaired drywall and flooring but never opened the return plenum to inspect what sat below. Years later, the air handler still pulls air across those surfaces and circulates spores into living spaces. A thorough HVAC cleaning in Pasadena includes an inspection below the ceiling line, not just a vacuum pass above it. Call us and we’ll tell you what we find.
Yes, but it depends on equipment access. Many Pasadena condos and apartments have duct risers that run through a shared vertical stack, and some cleaning companies skip these entirely because they can’t get full negative-pressure equipment up a narrow stairwell or past restricted parking. We plan the job around the access before we quote it. If we can’t clean a run to NADCA source-removal standards, we’ll tell you in writing what we can and cannot reach rather than charging for a register-face wipe. Call (806) 606-6902 and describe your building’s access.
Because your duct system was designed for a different era. The 1950s-through-70s brick-veneer ranches here were built for lower-efficiency systems and less demanding air filtration. Original or early-replacement ductwork in these homes runs through hot attics, sags at the joints, and leaks around the takeoffs. That means the evaporator coil gets hit with unfiltered attic air, industrial particulate, and whatever the leaks pull in. Newer homes have tighter ducts and better filtration, so their coils stay cleaner longer. In a Pasadena ranch, coil cleaning every 18-24 months is realistic. Call (806) 606-6902 for a written price.
Everything inside the air handling system. That means the evaporator coil, blower wheel and housing, condensate pan and drain line, air handler cabinet, and the condenser unit outside. We also inspect the supply and return duct runs for disconnections, sagging flex, and visible mold. A cleaning that only addresses the duct walls and skips the coil does not solve the problem, because the coil is where the moisture and the particulate meet. In Pasadena, the coil is usually the dirtiest component in the system. Call (806) 606-6902 and we’ll put the whole scope in writing.
Written by Tomas Reyes, Owner at CleanRun Air Duct Cleaning, serving Pasadena and the surrounding metro since 2013.




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