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.
Abatement Technologies Coil Cleaning: The Houston Owner’s Guide
Abatement Technologies coil cleaning parts are what we install when an air handler’s evaporator coil has fouled to the point that airflow, cooling, or indoor air quality suffers. In Houston, an Abatement Technologies-compatible coil cleaning typically runs $285 to $640 installed, including the cleaning agent, access labor, and before-and-after static pressure readings. We stock Abatement Technologies coil cleaning products on our trucks, so most Houston jobs are completed in a single visit. Most owners discover the problem the same way every May: the system runs constantly, the house never quite reaches the thermostat setting, and the air coming out of the vents smells faintly like a wet sock that’s been sitting in a gym bag since high school.
Which Abatement Technologies Models This Applies To
Abatement Technologies coil cleaning products are designed for use across residential and light commercial air handlers, and the company’s Viper line is what we reach for most often in Houston homes. The key compatibility issue to understand is concentration: Abatement’s coil cleaners are typically sold as concentrates that must be diluted to a specific ratio depending on coil material and soil load. A copper-tube, aluminum-fin evaporator coil wants a different dilution than an all-aluminum microchannel coil, and using the wrong mix can etch the fins. If you have the original product label, note the part number and the EPA registration number; if you don’t, we can identify the right Abatement product by measuring the coil’s fin spacing and checking whether the coil sits upstream or downstream of the filter. For most Houston systems, we use an Abatement Technologies foaming cleaner paired with a rinse agent, and we carry the proper concentrations for both standard and microchannel coils.
On the OEM-versus-aftermarket question: for Abatement Technologies products, we recommend staying with genuine Abatement formulations. Aftermarket coil cleaners exist, but the pH range varies widely enough that we’ve seen cheaper products bake residue onto fins in the kind of heat Houston dishes out from June through September. We are an independent service provider, not affiliated with Abatement Technologies, but we stock their products because they hold up to our standard. We also carry coil cleaning supplies for Lennox, Trane, and Carrier systems.
Styles & brands we work with




Signs Your Abatement Technologies Coil Cleaning Is Failing
- Delta T has collapsed. The temperature difference between supply and return air should be 15 to 20 degrees. When a coil is fouled, we see 8 to 12 degrees. The coil cleaner isn’t failing, exactly; the coil is. But the fix starts with an Abatement-grade cleaning, and we check the before-and-after numbers with a digital thermometer.
- Static pressure keeps climbing. A clean coil should read around 0.3 to 0.5 inches of water column. A dirty coil can push that past 0.8, which makes the blower work harder and shortens motor life. We measure this on every coil cleaning call.
- You smell that smell. Houston humidity feeds microbial growth on coil surfaces better than a petri dish in a lab. The odor is a biofilm issue, and it takes a cleaner with actual antimicrobial punch to address it, not just a rinse.
- Condensate pan keeps overflowing. When coil fins are clogged, condensation doesn’t drain off the coil properly. Water drips into the pan unevenly, sometimes against airflow, and you end up with water where it shouldn’t be.
- Energy bills crept up. A fouled evaporator coil costs you real money every month. The compressor runs longer to move the same amount of heat, and in Houston’s cooling season that can mean 15 to 25 percent higher electric bills. We’ve seen it on paper.
See the difference
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Before
AfterReplacement Cost & What’s Included
For an Abatement Technologies coil cleaning in Houston, expect $285 to $640 installed. The spread comes down to access and condition. A coil we can reach through a standard service panel in a hallway closet is on the low end. A coil in a hot attic crawl space in Katy or Cypress, with no service platform and a 22-inch clearance, takes longer and costs more. The price you get from us is the price you pay: we write it down before we start work, and it doesn’t move at the door. That includes the Abatement cleaning agent in the correct dilution, the rinse, coil combing if fins are bent, drain pan treatment, and a static pressure check before and after. Every coil cleaning we do is covered under our 365-Day Done Right Promise in writing. If you’re still smelling the same odor or seeing the same temperature split within a year, we come back at no charge. That’s not a marketing line. It’s in the agreement Roy Castellanos signs with every Houston customer.
DIY or Call Us?
What you can safely do: replace your air filter if it’s been more than 60 days, and check whether the condensate drain line is clear. Those are five-minute jobs, and both matter here because a clean coil behind a clogged filter doesn’t stay clean long. What you shouldn’t do: pull the access panel and start spraying a hardware-store coil cleaner at your evaporator. The wrong pH can etch aluminum fins permanently, and once microchannel fins are damaged, you’re not cleaning anything, you’re replacing a coil. Some coil cleaners produce fumes you do not want in a closed Houston attic in July. This is one of those jobs where the line between a $300 cleaning and a $3,000 coil replacement is the difference between a trained tech and a weekend guess. If your coil needs cleaning, call (713) 936-5800 and we’ll quote it in writing before anything gets sprayed.
FAQs
With proper filtration and regular filter changes, a coil cleaning in Houston holds up for 12 to 18 months. Our climate is the variable: Gulf humidity, attic heat, and pollen seasons running nearly ten months a year mean coils in this region load up faster than coils in drier markets. If your system sits in a humid attic and the filter hasn’t been changed on schedule, expect the shorter end of that range. Call (713) 936-5800 and we’ll assess your specific setup.
If the coil is just dirty, cleaning solves it and no repair is needed. If fins are bent, we can comb them straight. If the coil is corroded, cracked, or leaking refrigerant, cleaning won’t fix it and the honest answer is replacement. Part of what we do is tell you which situation you’re in before any money changes hands.
Most Abatement Technologies coil cleanings in Houston take 90 minutes to 2 hours on site. The actual cleaning time depends on how much access the coil has and how heavy the buildup is. We’ll give you a window before we arrive and a realistic time frame once we see the job, not after.
Yes. We stock multiple Abatement Technologies coil cleaner concentrations for both standard tube-and-fin coils and microchannel coils, so there’s no second trip to a supply house and no “we’ll order it and come back” runaround. This is Houston. A coil cleaning can’t wait two weeks in August.
If your coil hasn’t been cleaned since before anyone in your house knew what a TikTok was, we’ll fix that. Call (713) 936-5800 for a free estimate. Roy Castellanos runs a tight job, and clean air doesn’t announce itself, you just stop noticing the problem.
Written by Roy Castellanos, Owner, Hollis Air Duct Houston at Hollis Air Duct Houston, serving Houston and nearby areas.