HVAC Cleaning in Houston - One Flat Price, Before-and-After Photos

Trusted HVAC Cleaning for Houston Homeowners

HVAC cleaning in Houston typically costs $280-$650 for a complete system service and takes 2-4 hours depending on system size and contamination level. CleanRun Duct Repair & Cleaning has delivered written-price HVAC cleaning to Houston homeowners since 2013, with every job documented through before-and-after photography of each component we touch. Call (346) 251-8919 for a free estimate with your exact price in writing before any work begins.

Call (346) 251-8919

Houston’s Gulf Coast climate means air conditioners run eight to ten months a year and heat pumps switch on through our brief, damp winters. That constant cycling pulls pollen, construction dust, and humidity through your evaporator coils, blower assembly, and condenser fins. We’ve photographed thick microbial growth on coils in Meyerland homes, blower wheels caked with sheetrock dust in new construction in Bellaire, and condensers choked with cottonwood fluff in Jersey Village. Each finding was documented, dated, and delivered to the homeowner as part of our standard job record.

Our crews are background-checked, uniformed, and identified by name before arrival under Haven Standard Clause 3: Verified Crews. We use Rotobrush, Nikro, and Abatement Technologies equipment on HVAC cleaning jobs, and we publish our license number on every page so you can verify our standing independently. The 365-Day Done Right Promise applies to HVAC cleaning just as it does to every service we offer, backed in writing on every invoice.

What Our HVAC Cleaning Service Includes

Evaporator Coil Cleaning

The evaporator coil sits inside your air handler or furnace plenum (the main distribution box), where refrigerant absorbs heat from your home’s air. In Houston’s humidity, these coils become breeding grounds for mold and biofilm that restrict airflow and reduce cooling capacity by 15-30 percent. We remove the coil access panel, photograph the condition, apply foaming cleaner from our Nikro line, then rinse and document the result. For severely impacted coils, we use compressed nitrogen or low-pressure water to avoid fin damage, and we note any refrigerant line integrity issues we observe.

Blower Cleaning

The blower assembly (the fan and motor that push conditioned air through your ductwork) collects the most debris of any HVAC component because every cubic foot of air passes through it. A dirty blower wheel can drop system efficiency by 20 percent and create uneven temperatures room to room. We remove the blower housing, photograph the wheel and motor, clean each blade with compressed air and soft brushes, lubricate bearings per manufacturer spec, and reassemble with torque-verified fasteners. The photo record shows you exactly what was removed and the finished condition.

Condenser Cleaning

The condenser unit sits outside your home, and in Houston it battles pollen, grass clippings, construction debris, and the fine caliche dust that blows in from west Texas development sites. Dirty condenser fins raise refrigerant pressures, increase compressor amp draw, and can lead to premature failure during our August heat waves. We disconnect power at the disconnect box, remove the fan assembly if needed, apply foaming cleaner to the coil fins, rinse with controlled water pressure to avoid fin flattening, and straighten any bent fins with a fin comb. We document the before condition, the cleaning process, and the final heat rejection efficiency where measurable.

Air Handler Cleaning

The air handler is the complete indoor unit that houses your blower, evaporator coil, and often your heat strips or heat exchanger (the component that transfers heat in gas furnaces). In our HVAC Cleaning in Houston‘s older homes, particularly in neighborhoods like the Heights and Eastwood, we’ve found air handlers with decades of accumulated debris in the cabinet corners and drain pan. We clean the entire cabinet interior, treat the drain pan with antimicrobial to prevent algae blockage in our humid climate, verify condensate drain slope and flow, and photograph each stage. If your air handler is in an attic, we also inspect the secondary drain pan and float switch for proper operation, since a clogged primary drain in August can cause significant ceiling damage.

Heat Exchanger Cleaning

The heat exchanger in your gas furnace separates combustion gases from the air that heats your home, and any blockage or corrosion here affects both efficiency and safety. We inspect heat exchangers with borescope cameras (flexible optical instruments) to document condition without full disassembly, clean accessible surfaces with soft brushes and vacuum extraction, and note any cracks, rust scaling, or soot buildup that would require furnace repair or replacement. In Houston, where furnaces see light use compared to northern states, heat exchanger issues are less common but no less serious when found. We show you the borescope footage and explain what we’re seeing in plain terms.

Coil Treatment

After mechanical cleaning, we offer optional coil treatment with EPA-registered antimicrobial products that inhibit mold and bacterial regrowth on evaporator and condenser surfaces. This is not a substitute for physical cleaning, but a maintenance layer that extends results in Houston’s persistent humidity. We apply treatment only after the coil is clean and dry, document coverage with photos, and provide the product SDS (safety data sheet) on request. Treatments typically last one cooling season and can be renewed during annual maintenance.

Brands We Service for HVAC Cleaning

We’ve serviced hundreds of Carrier, Trane, Lennox, and Goodman systems in Houston homes, and our technicians carry cross-reference guides for coil dimensions, blower specifications, and fastener torque settings for each major line. We’ve cleaned Honeywell electronic air cleaner cells integrated with Trane systems in Memorial-area homes, and we’ve serviced Aprilaire media filters and humidifier components mounted on Lennox air handlers in Jersey Village. Our equipment roster includes Rotobrush contact cleaning systems and Nikro HEPA vacuums, and we select tools based on what your specific brand and model requires, not what happens to be on the truck.

Whether you have a 25-year-old Ruud in Oak Forest, a high-efficiency variable-speed Daikin in Sugar Land, or any other make, we can help. Our written estimate specifies exactly which components we’ll clean, the access required, and the expected duration, so you know what you’re paying for before we touch a panel screw.

Before

After

Signs You Need HVAC Cleaning Right Now

• Uneven cooling or heating from room to room. When your blower wheel is caked with debris or your evaporator coil is partially blocked, the system can’t distribute air evenly. We’ve documented 12-degree temperature splits between rooms in Houston homes where the only issue was a dirty blower assembly.
• Musty or sour odors when the system cycles on. That smell is microbial growth on wet coil surfaces or in the drain pan, and in Houston’s humidity it can develop in a single season. The odor means organisms are actively growing, not just present, and they’re being distributed through your supply registers (the vent covers in each room).
• Higher electric bills without usage changes. A dirty condenser or evaporator coil forces your compressor to run longer and draw more amps to achieve the same cooling. We’ve seen systems in Pearland and Missouri City drawing 30 percent more power than identical clean units in the same neighborhood.
• Visible dust puffing from supply registers when the fan starts. This indicates debris buildup in the supply plenum or ductwork downstream of the blower, often combined with a filter that has been overloaded or bypassed. The puff is particulate that has settled and now resuspends with each cycle.
• System short-cycling, especially in humid weather. When coils can’t exchange heat efficiently, pressures and temperatures trigger safety limits that shut the compressor off prematurely. The system runs more frequently for shorter periods, never reaching full dehumidification, and wears components faster.

Our HVAC Cleaning Process - Step by Step

1. 1
   Written estimate delivered on arrival. Our technician inspects your system, identifies the components that need cleaning based on visual and photographic assessment, and provides a written price before any panel comes off. Haven Standard Clause 1 requires this, and we do not deviate. The estimate specifies each component, the cleaning method, and the expected duration.
2. 2
   System shutdown and safety lockout. We disconnect power at the breaker and outdoor disconnect, verify zero energy with a multimeter, and place lockout-tagout devices where required. For gas furnaces, we close the gas valve and verify pilot or ignition system status. This is non-negotiable; no cleaning begins on a live or pressurized system.
3. 3
   Component access and baseline photography. We remove access panels, photograph each component in its found condition with date and time stamps, and record any observations that affect the scope, such as refrigerant line damage, corroded electrical connections, or failed components. These photos become part of your permanent job record.
4. 4
   Mechanical cleaning with documented methods. Each component receives the appropriate cleaning: foaming cleaner and controlled rinse for coils, compressed air and soft brushes for blowers, foaming cleaner and fin comb for condensers, borescope inspection and brush vacuum for heat exchangers. We photograph during cleaning where the process reveals significant findings.
5. 5
   Reassembly, operational test, and final documentation. We reinstall all panels with proper fasteners, restore power, run the system through a complete heating or cooling cycle, verify normal pressures and temperatures where accessible, and photograph the cleaned components from the same angles as the baseline shots. Your invoice includes all photos, the written scope, and the 365-Day Done Right Promise.

How Much Does HVAC Cleaning Cost in Houston?

HVAC Cleaning Near Houston - Our Service Area

CleanRun Duct Repair & Cleaning serves homeowners throughout Harris County and adjacent communities, with regular HVAC cleaning routes in Houston, Bellaire, Jersey Village, Stafford, Pearland, Humble, Pasadena, Missouri City, Deer Park, Fresno, Atascocita, and Sugar Land. Most locations receive scheduling within three to five business days, with priority availability for systems that are non-operational due to severe contamination. Our technicians carry Houston-specific knowledge, from the hard water scale we find in Stafford and Sugar Land to the post-Harvey flood residue still appearing in some Humble and Atascocita systems. Wherever you are in our service area, the same written-price guarantee and documented photo record apply.

Frequently Asked Questions - HVAC Cleaning in Houston

Schedule Your HVAC Cleaning Service in Houston Today

Call (346) 251-8919 to speak with a live person and schedule your free estimate. We’ll inspect your system, deliver a written price before any work begins, and leave you with a documented photo record of every component we clean. No coupons, no surprises, no vacuum noise passed off as professional work. Just a clear scope, a fair price, and a year-long guarantee you can hold in your hand.

Written by Tomas Reyes, Owner at CleanRun Duct Repair & Cleaning, serving Houston since 2013.