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.
Aprilaire HVAC Cleaning in Denver: What to Know First
CleanRun provides independent Aprilaire HVAC cleaning in Denver for homeowners who need evaporator coil, blower, condenser, or air handler service on their Aprilaire system. Most Aprilaire jobs in the metro area run $340-$620 for a full cleaning depending on access and contamination level, and we deliver a written price before any panel comes off. We are not affiliated with or authorized by Aprilaire; we are an independent Aprilaire service provider with no ties to the manufacturer. If you own an Aprilaire 5000 Series electronic air cleaner, an 800 Series steam humidifier, or any Aprilaire-branded air handler and need the coils or blower cleaned, call (720) 799-2292. We answer live, and Tomas Reyes or one of our background-checked, uniformed technicians will show up with a camera, not a coupon pitch.
How Aprilaire Products Fail - and How We Fix Them
- Model 5000 Electronic Air Cleaner - ionizing wire corrosion. The tungsten wires in the 5000 Series corrode faster in Denver’s dry, high-altitude climate because static discharge accelerates oxidation. When the wires snap, the unit still powers on but stops charging particles. We photograph the wire grid before touching it, replace with OEM or verified aftermarket wires rated for 6,000+ hours, and test ionization current with a microammeter before reassembly.
- Model 800 Steam Humidifier - scale-locked drain and electrode chamber. Denver’s hard water (140-180 ppm calcium typical in Capitol Hill and Wash Park) cakes the 800 Series electrode chamber in 18-24 months. The unit throws a “Service” light but the real failure is scale bridging the electrodes, which draws excess current and can trip the breaker. We pull the chamber, document scale depth with the camera, descale or replace the cylinder, and verify drain flow rate before leaving.
- Model 8144/8145 Fresh Air Ventilator - blower wheel debris imbalance. The inline blower in these ventilators sits downstream of the intake hood, and Denver’s cottonwood fluff in May-June packs the wheel vanes. The symptom is a rhythmic hum, not a rattle, because the imbalance is rotational. We remove the wheel, photo the buildup, clean with a soft-bristle rotary tool, and rebalance on a mandrel before reinstalling.
- Model 1820/1830 Dehumidifier - frozen coil from restricted airflow. These crawl-space units run long hours in Denver’s variable spring and fall humidity. When the evaporator coil fins clog with construction dust or rodent debris, airflow drops, suction pressure falls, and the coil ices. We clean the coil with foaming cleaner and low-pressure rinse, check the defrost sensor calibration, and photograph the fin spacing restoration.
- Model 8920W Wi-Fi Thermostat - false humidity readings affecting attached humidifier. The onboard sensor drifts in homes with gable-mounted Aprilaire humidifiers, especially in older Park Hill bungalows with poor return air mixing. The humidifier overruns, saturating ducts. We verify the reading against a calibrated sling psychrometer, recalibrate or replace the stat, and clean the humidifier pad and distribution tray as part of the same scope.
Our Aprilaire HVAC Cleaning Process

- 1
Written price delivered first. Haven Standard Clause 1: we inspect, scope the work, and put the price in writing before any tool touches your Aprilaire unit. No exceptions.
- 2
Diagnostic photography. We photograph the plenum (the main duct junction box), the evaporator coil face, blower wheel, and condenser fins before cleaning. Here is what the camera found. Here is what it costs to fix it. You decide.
- 3
OEM or verified aftermarket parts decision. For Aprilaire-specific components - electrode chambers, ionizing wire kits, humidifier pads - we stock OEM and quality aftermarket options. We name the manufacturer on the written scope, not “comparable part,” so you can verify specifications independently.
- 4
Negative-pressure extraction and contact cleaning. We use Rotobrush and Nikro equipment, matched to the job. Coils get foaming cleaner and low-pressure rinse; blower wheels get rotary soft-brush cleaning; electronic air cleaner cells get immersion washing in a dedicated tank.
- 5
Post-clean test and photo record delivery. We measure static pressure across the coil, verify amp draw on the blower motor, and photograph every cleaned component. The photo record is delivered as a standard job deliverable, not an upsell.
- 6
365-Day Done Right Promise activation. The written guarantee goes into your job file. If the work is not right, we make it right. Backed in writing, not subject to manager approval.
Before
AfterWhat Aprilaire HVAC Cleaning Costs in Denver
| Service | Typical Range | What Moves the Price |
|---|---|---|
| Evaporator coil cleaning (Aprilaire air handler) | $340-$480 | Coil access (A-coil vs. slab), fin corrosion level, refrigerant line relocation needed |
| Blower wheel & housing cleaning | $280-$390 | Wheel removal difficulty, bearing condition, housing liner degradation |
| Condenser coil cleaning (outdoor unit) | $220-$340 | Debris type (cottonwood, hail guard removal), coil depth, chemical restoration needed |
| Electronic air cleaner cell service (Model 5000) | $180-$290 | Cell count, wire replacement, pre-filter condition |
| Steam humidifier chamber service (Model 800) | $260-$420 | Scale severity, electrode replacement, drain line reconstruction |
| Full system cleaning (coil + blower + condenser) | $580-$820 | System tonnage, access constraints, photo documentation scope |
These are whole-system prices, not per-vent teaser rates. The $79 coupon companies add charges once the van is in your driveway. We do not. Call (720) 799-2292 for a free estimate - Tomas Reyes or a technician will scope the work and deliver a written price on the spot.
Why Denver Homeowners Call CleanRun Air Duct Cleaning Denver for Aprilaire Work

We have cleaned Aprilaire equipment in Denver since 2013, including original installations in Capitol Hill Victorians with galvanized duct runs and new builds in Stapleton with 800 Series steam humidifiers on city water. Our technicians are background-checked and uniformed under Haven Standard Clause 3: Verified Crews. We also service Lennox, Trane, and Carrier systems, which matters when your Aprilaire humidifier or ventilator is integrated with a multi-brand setup and the failure is at the interface, not the label. Every job ends with a Documented Photo Record of every duct run and component cleaned, delivered to you as a standard deliverable. The 365-Day Done Right Promise is in writing on every job, not just stated in marketing copy. And if you have a competitor’s written estimate, we provide a Free Second Opinion at no cost - our number next to theirs, both in writing.
FAQs
No, professional cleaning by an independent service provider does not void your Aprilaire warranty, provided no components are altered outside manufacturer specifications. We document our methods and parts used on every job, and we warranty our own work under the 365-Day Done Right Promise. If you need warranty filing assistance, we provide the service record. Call (720) 799-2292 to schedule.
Replacement is indicated when the water panel frame is cracked, the solenoid valve seat is eroded, or the distribution tray is warped beyond sealing. Cleaning suffices when the issue is scale, mold, or debris on serviceable surfaces. We photograph the damage and show you both options with prices before proceeding. Call (720) 799-2292 for an exact assessment.
We stock common Aprilaire consumables - 35, 45, and 600 water panels, 5000 Series wire kits, 800 Series electrode cylinders - and source same-day from local HVAC distributors for less common items. If your part is backordered nationally, we tell you the real lead time and offer a temporary workaround when safe. Call (720) 799-2292 to confirm availability for your model.
The snapping is arcing across a dirty or corroded ionizing wire; the silence that follows usually means the wire has burned through. In Denver’s dry climate, this progression from snap to silence takes 6-18 months depending on run hours. We replace the wire grid, clean the collector cells, and test ionization current to confirm the repair. Call (720) 799-2292 to schedule before the unit stops filtering entirely.
Electronic air cleaner cells need annual washing; humidifier pads or chambers need annual inspection and typically replacement every heating season; evaporator coils and blower wheels need cleaning every 3-5 years unless you have pets, recent construction, or run the fan continuously. Denver’s dust and pollen load, plus altitude-related air density effects, accelerate fouling compared to sea-level climates. We assess your actual condition with the camera, not a calendar. Call (720) 799-2292 for a free estimate.
Written by Tomas Reyes, Owner, CleanRun Air Duct Cleaning Denver at CleanRun Air Duct Cleaning Denver, serving Denver and nearby areas.




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