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.
Lennox Air Duct Cleaning in Manvel, TX | CleanRun Air Duct Cleaning Pearland
Air Duct Cleaning in Manvel for independent Lennox systems typically runs $350-$650 for a complete system, with most jobs completed in a single visit. What separates our work here is the combination of Lennox-specific equipment knowledge with Manvel’s documented flood history and extreme attic heat - conditions that destroy flex-duct jackets and turn return plenums into mold incubators. We clean and seal Lennox systems across Manvel’s master-planned subdivisions, from Rodeo Palms to newer builds near Highway 288, and every job starts with a written price before we touch a single panel. Call (346) 253-1822 for a free estimate.
Why Manvel Residents Choose Us for Lennox Service
We’ve been pulling inspection cameras through ductwork since 2013. Our crew knows the difference between a Lennox Elite Series return plenum and a Merit Series air handler, and we know where each one fails in a Manvel attic that hits 140°F in July.
Tomas Reyes, our owner, studied building systems technology at New York City College of Technology before spending the better part of two decades inspecting ducts across the Houston metro. His crew has logged jobs in Manvel’s older builds near Silverlake - the ones with flexible duct that should have been replaced years ago but is still moving dust through the house every time the system kicks on. Tomas still keeps a folded photo of his first inspection camera in his work bag. It stopped working in 2009, but it earned the right to stay.
We’re an independent duct cleaning company, not affiliated with or authorized by Lennox. That means no factory markup on parts and no obligation to sell you a system you don’t need. We use OEM-equivalent aftermarket components that meet or exceed Lennox specifications, and we source genuine Lennox parts only when a specific repair demands it. Our Lennox sales & service covers every model line you’ll find in Manvel homes, and our Manvel service area includes the full spread of subdivisions built during the 2000s and 2010s boom.
Haven Standard Clause 1 applies to every call: written price before any work starts, every time. No exceptions. The camera goes in first. Then we talk.
Common Lennox Air Duct Cleaning Problems We Solve in Manvel

- Flex duct jacket deterioration in unconditioned attics. Lennox systems in Manvel’s master-planned subdivisions rely on flexible ductwork routed through attics that routinely exceed 130-140°F from May through September. The outer jacket on these runs degrades prematurely, exposing fiberglass insulation and creating entry points for humid attic air. Once the jacket fails, mold colonizes the interior surface within a single cooling season.
- Return plenum leakage pulling 135°F attic air. Many Lennox air handlers in Manvel were installed with poorly sealed return plenums and flex-duct joints. In a climate with 75%+ relative humidity year-round, any leak on the return side draws hot, moist attic air directly into the system. This overwhelms the evaporator coil, reduces dehumidification capacity, and deposits moisture throughout the ductwork where microbial growth takes hold.
- Settled silt and organic debris from Hurricane Harvey flooding. We regularly encounter Lennox systems in Manvel that were inundated in 2017 and “dried out” by homeowners or general contractors without professional remediation. The ducts contain fine Brazoria County silt and organic matter that has circulated for years. The moisture history from that flood event makes mold colonization significantly more likely than in homes that stayed dry.
- Evaporator coil and blower wheel contamination. Lennox systems in Manvel run heavily from April through October, and the combination of high runtime plus return-side leakage causes the evaporator coil and blower wheel to accumulate dust and biological growth. This restricts airflow, causes short-cycling, and leaves duct surfaces damp enough to support mold even when the system is off.
- Sagging flex-duct runs trapping debris. In Rodeo Palms and similar Manvel subdivisions, flex duct installed across open attic spaces has sagged over 10-20 years of heat cycling. Low points collect debris that would otherwise flow to the register, creating concentrated contamination zones that standard vacuuming misses without camera verification.
Before
AfterLennox Service in Manvel: What Local Conditions Mean for Your Equipment
Manvel sits in the Brazoria County flood plain that Hurricane Harvey inundated in 2017, and the combination of that event with chronic Gulf Coast humidity creates a compounding risk for Lennox ductwork that drier inland suburbs simply don’t face. We’ve cleaned systems in Rodeo Palms where the homeowner had no idea their ducts contained settled silt from a flood seven years prior - material that had been recirculating every time the EL296V kicked on.
The slab-on-grade construction common in Manvel’s master-planned subdivisions means HVAC equipment and ductwork are concentrated in unconditioned attic space rather than a crawl space. Attic temperatures here regularly exceed 140°F, and that heat degrades flex-duct jacketing far faster than in pier-and-beam neighborhoods with conditioned or ventilated crawl spaces. A Lennox system in Manvel ages its ductwork differently than the same system in Sugar Land or Katy. The camera shows the difference within the first ten feet of any run.
We recently cleaned a Lennox Elite EL296V system in Rodeo Palms where the homeowner complained of musty odors and high electric bills. Video inspection revealed sagging flex duct in the attic with torn jacket, plus a return plenum pulling in 135°F attic air. After a full system cleaning, duct sealing, and evaporator coil cleaning, the odors disappeared and airflow improved noticeably. The photo record showed the before and after on every run.
Lennox Models & Products We Service in Manvel

Our crew works on the full Lennox residential lineup found in Manvel homes:
- Lennox Elite Series - including variable-speed gas furnaces like the EL296V and single-stage air conditioners like the EL16XC1. These systems often feature advanced blower motors that require careful handling during evaporator coil cleaning.
- Lennox Merit Series - including the ML14XC1 air conditioner and ML193 gas furnace. Common in entry-level Manvel builds from the 2010s, these systems frequently show the flex-duct and sealing issues typical of that construction era.
- Lennox Dave Lennox Signature Collection - including the SL280V variable-speed furnace and XC25 variable-capacity air conditioner. Premium systems deserve premium attention to duct sealing and airflow balance.
For most Lennox duct issues in Manvel, repair and sealing are far more cost-effective than replacement. We stock OEM-equivalent aftermarket components locally for fast turnaround, and we source genuine Lennox parts only when a specific repair demands factory-original specifications. We’ll tell you honestly if a system is too compromised to save.
Lennox Service Pricing in Manvel
| Service | Typical Range in Manvel |
|---|---|
| Full system air duct cleaning (single system) | $350 - $650 |
| Duct sealing (per system, materials included) | $400 - $900 |
| Evaporator coil cleaning | $200 - $400 |
| Combined full cleaning + sealing + coil service | $750 - $1,400 |
What drives cost: system size, accessibility of attic runs, extent of flex-duct damage, and whether Harvey flood debris requires extended remediation. Every quote includes the documented photo record of every duct run, before and after, delivered as part of the standard job record.
We do not quote per-vent pricing. We do not offer teaser coupon rates that balloon once the truck arrives. Haven Standard Clause 1: written price before any work starts, every time. Call (346) 253-1822 for an exact quote - estimates are free, and we provide a Free Second Opinion on any competitor’s written estimate.
Serving Manvel, TX - Our Local Coverage Area

We’re based in the Manvel 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 - Lennox Air Duct Cleaning in Manvel
Yes. “Dried out” by a homeowner or general contractor rarely means professionally remediated. We find fine silt, organic debris, and concealed mold in Manvel ducts that were wet in 2017 and have circulated contamination ever since. The moisture history also makes new mold colonization more likely. Call (346) 253-1822 for a camera inspection - estimates are free.
Manvel’s combination of 75%+ year-round humidity, slab-on-grade construction with attic ductwork, and frequent post-Harvey moisture intrusion creates conditions Sugar Land’s drier, older housing stock doesn’t replicate. Your Lennox system isn’t defective - it’s operating in a more aggressive environment. The fix is sealing the return plenum and duct joints, then cleaning the coil and runs that have already colonized.
Most sagging flex duct in Manvel’s 10-20 year old homes can be repaired or section-replaced at a fraction of system replacement cost. We replace damaged jacket sections, support sagging runs with proper hangers, and seal joints with mastic. We recommend replacement only when the ductwork is too degraded to hold pressure or when mold has penetrated the insulation core. The camera shows which category you’re in.
Every 3-5 years for standard Manvel homes, and every 2-3 years for homes with any Hurricane Harvey moisture history, visible mold, or occupants with respiratory sensitivity. We also recommend our Dryer Vent Cleaning in Manvel on the same schedule to keep the full exhaust system safe. The 140°F attic heat and chronic humidity accelerate contamination compared to drier climates. Call (346) 253-1822 and we’ll schedule a camera inspection to set your specific interval.
We use OEM-equivalent aftermarket parts that meet or exceed Lennox specifications for the majority of duct repairs and sealing work. We source genuine Lennox components only when a specific repair demands factory-original specifications - typically for proprietary air handler connections or control board interfaces, not for standard ductwork. You’ll know which category your repair falls into before we start.
Service Areas Near Manvel

We run Lennox service in Pearland daily, with crews also covering Lennox service in Friendswood, Fresno, South Houston, and Alvin. Most Manvel appointments are routed from our Pearland base, with same-day availability when scheduling allows.
Book Your Lennox Service in Manvel Today
Call (346) 253-1822 to schedule your free estimate. A live person answers every call, and we’ll send you the name and photo of your technician before arrival. Every job carries the 365-Day Done Right Promise in writing, plus the full documented photo record of every duct run. Haven Standard Clause 3: Verified Crews - background-checked, uniformed, and identified by name.
Written by Tomas Reyes, Owner at CleanRun Air Duct Cleaning Pearland, serving Manvel and the greater Houston metro since 2013.




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