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.
Honeywell Coil Cleaning: The Tampa Owner’s Guide
We stock and install Honeywell-compatible coil cleaning for Tampa homes, with most jobs running $180 – $340 depending on coil size and accessibility, and we can usually get to you the same week. If your AC is running but the air feels lukewarm, or your energy bill spiked while the thermostat stayed put, a fouled evaporator coil is the usual suspect. Here’s the reality: in Tampa’s humidity, your Honeywell system’s coils collect a biofilm of dust, pollen, and mold that acts like a blanket, forcing the compressor to run longer just to hit the same temperature.
We’re an independent Tampa contractor, not a Honeywell affiliate, which means we give you the straight story on what needs cleaning, what needs replacing, and what’s just fine. No brand-loyalty markup, no upsell pressure.
Which Honeywell Models This Applies To
Honeywell doesn’t manufacture residential AC coils directly, but their thermostats and zoning systems control the coils we clean across every major brand. That means if you’re running a Honeywell T-series thermostat or a Honeywell zoning board, the coil behind it could be a Lennox, Trane, Carrier, or Goodman unit. The cleaning process is the same: access the evaporator coil, apply a non-acidic foaming cleaner, and rinse thoroughly so drainage doesn’t back up. Here’s what actually matters: coil type and physical size, not the brand badge on the cabinet.
You’ll find the coil dimensions on the panel sticker inside your air handler. Look for a number like “14×18×2” or “17.5×21×1.” That tells us which fin spacing and cleaner volume we need. Older Honeywell-zoned systems in Tampa often pair with slab coils from the 1990s, and those fins are thinner and more fragile than modern A-coils. We adjust pressure and solution strength accordingly, because blasting a 25-year-old slab coil with full-force cleaner is how you end up buying a new coil instead of cleaning one.
On the OEM-versus-aftermarket question: for cleaning, there isn’t really an “OEM part” to buy. You’re paying for labor, the cleaning agent, and the extraction method. What matters is that the cleaner is non-acidic and aluminum-safe, because most modern coils are aluminum finned. Acidic cleaners eat pinholes into aluminum over repeated use, which is a $1,200 mistake disguised as a $12 bottle.
Styles & brands we work with
Signs Your Honeywell Coil Cleaning Is Failing
- Air blows cool but never cold. The coil is insulating itself with grime, so the refrigerant can’t pull heat out of the air efficiently. Your compressor runs longer to compensate, which shortens its life.
- Your electric bill jumped 20 – 30% in a mild month. A dirty coil raises system pressure and forces the condensing unit to work against itself. In Tampa, where AC runs nine months a year, that waste adds up fast.
- Water pooling around the air handler. The coil’s condensation pan and drain line clog when debris washes off the fins. That standing water breeds mold and can soak through your ceiling if left alone.
- A musty, sour smell when the blower kicks on. That’s mold and bacteria suspended in the coil’s biofilm. Every time the fan runs, it carries that smell through your ductwork.
- Ice forming on the copper line outside. Low airflow from a plugged coil drops the coil temperature below freezing. The frost eventually reaches the compressor and can kill it outright. This is the one symptom you shouldn’t wait on.
Replacement Cost & What’s Included
In Tampa, Honeywell coil cleaning runs $180 – $340 for most single-system homes, with the price set before we start and written on the work order. The range comes down to coil accessibility: if your air handler sits in a garage closet with clear access, you’re at the lower end. If it’s squeezed into a hot attic above a Westchase two-story or crammed in a Ybor City bungalow’s crawlspace, expect the higher end.
Here’s what that includes: removing the access panel, inspecting the coil and drain pan, applying aluminum-safe foaming cleaner, rinsing with low-pressure water, clearing the condensate line, and a before-and-after photo set so you see exactly what came off. We don’t charge per vent, per pound of dirt, or any other made-up metric. You’ll know the number before we unload a single tool, and if the work isn’t done right, our 365-Day Done Right Promise means we come back and fix it at no charge.
See the difference
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After
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After
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AfterDIY or Call Us?
You can safely check a few things yourself: look at the filter (if it’s caked, replace it), pour a cup of white vinegar down the condensate line to clear minor clogs, and visibly inspect the coil if you can remove the access panel without unplugging anything. That’s where DIY should stop. A proper coil cleaning means removing the panel, protecting electrical connections from moisture, applying the right cleaner at the right concentration, and making sure the rinse water drains correctly instead of flooding your air handler. Get any of that wrong and you’re looking at a shorted control board or a warped drain pan.
And if your coil is in an attic, don’t crawl up there with a spray bottle and a ladder. Between the heat and the wiring, it’s not worth the risk. Call us at (850) 403-3474 and Omar Haddad or one of our uniformed techs will handle it with equipment built for the job.
FAQs
Most coil cleanings take 45 – 90 minutes depending on access and how much buildup we’re removing. If the coil hasn’t been cleaned in five or more years, expect the longer end of that range, plus a few minutes to clear the drain line properly. We usually complete coil-only work in a single visit, but you’ll know the timeline before we arrive.
If the coil is simply dirty, cleaning restores it. If the fins are corroded, bent beyond combing, or the aluminum has pinholes from acidic cleaner use, replacement is the only real fix. We’ll tell you which situation you have before recommending anything, and we won’t suggest replacement when a cleaning does the job. Call (850) 403-3474 and we’ll give you an honest read.
In Tampa’s humidity and pollen load, every 2 – 3 years is realistic for most homes, and every year if you have pets, run the system constantly, or live near construction. Homes within half a mile of the bay tend to need it more often because salt air accelerates aluminum corrosion. We’ll note your coil’s condition in your invoice so you can plan the next service realistically.
Yes, our trucks carry aluminum-safe foaming cleaner, fin combs, drain line clearing tools, and replacement drain pans for common coil sizes. We also stock filters for Honeywell, Aprilaire, and Guardsman systems so we can handle the filter swap while we’re there. If you need a specific filter size, tell us when you book and we’ll confirm it’s on the truck before we drive over.
Written by Omar Haddad, Owner, Cardinal Air Duct Tampa at Cardinal Air Duct Tampa, serving Tampa and nearby areas.
Ready to Breathe Easier? Call Cardinal Air Duct Tampa
If your Honeywell-zoned system is struggling to keep your Tampa home cool, don’t wait for the next bill to prove it. We’ll inspect the coil, clean it if needed, and tell you exactly what it costs before any work starts. That’s the 365-Day Done Right Promise and the Relay Visibility Guarantee working together: a written price, before-and-after photos, and a live arrival time you can track from your phone. Clean ducts aren’t a luxury; in Florida humidity, they’re just maintenance you haven’t skipped yet.
Call (850) 403-3474 for a free estimate, or book online and we’ll confirm a window that fits your day. We answer every call with a live person, and we’ll have a background-checked, uniformed technician at your door with the right equipment for the job.