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.
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Before
AfterAir Duct Cleaning in Hanover, MD
Dryer vent cleaning in Hanover runs $120-$230 for a standard townhome vent, and most jobs take under 90 minutes with a before-and-after photo record included. The real story in Hanover is what three-story townhome construction and BWI flight-path air do to both dryer vents and ductwork: long vertical exhaust runs pack lint at the mid-floor elbows, while jet-exhaust soot settles into supply ducts faster than in communities just a few miles west. Call (806) 606-6902 for a written price before any work begins.
Why Hanover Homes Are Different
Hanover sits directly under the primary approach and departure corridors for BWI Airport. That means residential HVAC systems here pull in aviation-related ultrafine particulates and jet-exhaust soot at rates measurably higher than in Severn or Odenton, even though those communities are only minutes away. Combine that with the townhome explosion along the Route 100/Arundel Mills corridor between 2000 and 2015, and you get ducts carrying both original construction debris and ongoing exterior particulate infiltration, a dual problem largely unique to this pocket of Anne Arundel County.
The three-story townhome format that dominates Hanover creates long vertical duct runs snaking through utility closets, with horizontal sections at mid-floor levels where debris packs and sits undisturbed for years. Many of these systems have never been cleaned since first occupancy, and the compact mechanical-closet air handlers common here are often positioned so tightly against finished walls that standard flex-duct connections kink at the first elbow, trapping debris exactly where airflow needs to be strongest. First-time cleanings on these units frequently turn up jet-black dust cakes at those bends, a calling card of both construction-era neglect and years of airport-corridor air.
Our Main Hanover Services
Most Hanover homeowners start with one of two calls: a full air duct cleaning, or a deeper HVAC system cleaning that includes the coils and blower. Both solve the same local problem, construction dust plus BWI particulate load, but they address different parts of the system.
Air Duct Cleaning in Hanover
Air duct cleaning covers the full ductwork network, supply and return, including the vertical runs that snake through three-story townhomes and the horizontal mid-floor sections where debris packs. In Hanover, first-time cleanings on homes built between 2000 and 2015 usually reveal drywall dust, fibreglass insulation debris, and the fine dark soot that settles from airport flight corridors. We photograph every run before and after, and deliver that photo record as a standard part of the job. Air Duct Cleaning in Hanover covers the full scope, pricing, and what to expect on the day.
HVAC Cleaning in Hanover
HVAC cleaning goes beyond the ducts to the mechanical components that move air through them: the blower, the evaporator coil, the plenum, and the condensate pan. In Hanover’s humid subtropical summers, condensation cycles run constantly from June through September, and the elevated fine-particulate load from BWI activity means mold and biofilm grow on coils faster than in drier markets. Cleaning these components restores airflow and removes the damp, musty odor that often lingers in townhome mechanical closets. HVAC Cleaning in Hanover explains the full scope and what it costs.
What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
BeforeAfterDryer Vent Cleaning in Hanover
Dryer vent cleaning in Hanover typically runs $120-$230, and the job is more urgent here than in most Maryland communities because of how townhomes are stacked and how the lint behaves inside long vertical runs. When you combine a three-story vent path with the humid air that sits in those pipes during a Hanover summer, lint stops being a nuisance and becomes a fire hazard: it absorbs moisture, sticks to the duct walls, and narrows the exhaust opening month after month. We clean the full run from the dryer connection to the exterior termination, documenting every section with before and after photos. Our Dryer Vent Cleaning service covers the standard scope, including inspections, lint removal, and vent repairs.
Dryer Vent Inspection
Signs you need it
Clothes take longer than 45 minutes to dry, the exterior vent flap barely opens during a cycle, or the laundry room feels unusually warm while the dryer runs.
What it costs in Hanover
A camera-scoped inspection in Hanover costs $80-$120 when booked as a standalone service, and it tells you exactly how much lint has packed into the mid-floor elbows of your townhome vent run.
How we do it
We run a flexible camera down the full vent path from the dryer connection to the exterior termination and show you the footage in real time, pointing out kinks, debris bridges, and any sections already compromised.
Lint Removal
Signs you need it
The dryer has not been vent-cleaned in two or more years, the exterior vent hood has visible lint hanging from it, or every cycle now ends with a faint burned-lint smell in the laundry room.
What it costs in Hanover
Full lint removal from a standard Hanover townhome vent runs $120-$180, with the price set in writing before any work starts, even if the run is longer than typical.
How we do it
We use negative-pressure extraction with a rotary brush fed through the entire vent run, pulling lint out rather than pushing it deeper, then photograph the interior of the run afterwards so you can verify the result.
Vent Rerouting
Signs you need it
The current vent path uses flexible foil or plastic ducting that sags between floors, or the route includes more than three elbows before it reaches the exterior, which is common in Hanover’s stacked townhome layouts.
What it costs in Hanover
Rerouting a dryer vent in a Hanover townhome runs $220-$420 depending on the number of floors between the dryer and the exterior wall, and the written price includes all materials and wall penetrations.
How we do it
We replace the existing run with solid metal duct where the path allows, reduce the elbow count to improve airflow, and seal every connection with aluminum tape before photographing the finished run.
Bird Guard Installation
Signs you need it
You have seen birds perching near the exhaust hood, found nesting material at the vent opening, or heard scratching sounds from the pipe when the dryer is off.
What it costs in Hanover
Bird guard installation in Hanover costs $80-$120 for a standard exterior hood, installed in the same visit as a vent cleaning so you do not pay a second trip charge.
How we do it
We remove any existing nesting material from the first few feet of the vent, install a cage-style guard sized to your specific hood, and confirm the exhaust still moves air freely after the guard goes on.
What Dryer Vent Cleaning Costs in Hanover
| Item | Typical range in Hanover |
|---|---|
| Full vent cleaning | $120-$180 |
| Camera inspection | $80-$120 |
| Vent rerouting | $220-$420 |
| Bird guard installation | $80-$120 |
How often should dryer vents be cleaned in Hanover?
Every 12 to 18 months for a three-story townhome vent, and every 12 months if the dryer runs more than three loads per week. Lint packs faster in Hanover’s humid summers and long vertical runs narrow more quickly than short, straight exhaust paths. Call (806) 606-6902 for a written price.
Can you reach dryer vents in three-story townhomes without roof access?
Most Hanover townhome dryer vents terminate through a side wall rather than the roof, which keeps the job accessible from ground level or a short ladder. We photograph every section of the run when the job is complete. Call (806) 606-6902 to discuss your specific layout.
Duct Repair & Sealing in Hanover
Duct repair and sealing in Hanover typically costs between $140 and $600 depending on what was found when the system was opened, and the most common culprit is the kinked flex duct at the first elbow where the run leaves a tight mechanical closet. After a decade or more of that restriction, the joints tape fails, the outer liner tears, and conditioned air leaks into the wall cavities of a three-story townhome instead of reaching the top-floor bedrooms. Our Duct Repair & Sealing service covers the full range of repairs, from mastic sealing to full metal duct replacement where the damage is beyond patching.
Duct Sealing
Signs you need it
Some rooms never reach the temperature set on the thermostat, the system runs longer than it used to, or an energy bill crept upward without a change in usage.
What it costs in Hanover
Sealing the accessible joints and seams on a standard Hanover townhome system runs $200-$400, with the final price written before the first panel comes off.
How we do it
We locate each leak with a pressure test or smoke pencil, apply mastic sealant to every accessible joint and seam, and photograph the sealed connections for your job record.
Flex Duct Repair
Signs you need it
The end of a flex run has worked loose from its register boot, a visible run in a utility closet looks crushed or sagging, or one specific room stays hot in summer and cold in winter regardless of damper settings.
What it costs in Hanover
Replacing or repairing a damaged flex duct section in Hanover runs $300-$600 depending on the length of the run and whether it is accessible from the mechanical room or behind a finished wall.
How we do it
We cut out the damaged section, install a properly sized replacement, stretch it so the inner liner has no internal folds, and seal both connections with aluminum tape and mastic.
Mastic Sealant
Signs you need it
The existing duct tape at the joints has dried, cracked, and pulled away from the metal, or loose fiberglass insulation around a connection is dark with dust that has blown through the gap.
What it costs in Hanover
Mastic sealant application on the accessible portion of a Hanover duct system runs $250-$450 when done as a standalone job, less when combined with a repair or cleaning visit.
How we do it
We remove failed tape, apply a brush-on mastic rated for HVAC use, and let it cure before photographing the sealed joints and confirming the system holds pressure.
What Duct Repair & Sealing Costs in Hanover
| Item | Typical range in Hanover |
|---|---|
| Duct sealing | $200-$400 |
| Flex duct repair | $300-$600 |
| Mastic sealant application | $250-$450 |
Why does my Hanover townhome have such uneven temperatures between floors?
Long vertical duct runs through utility closets lose a lot of air before it reaches the top floor, and kinked flex connections at the mechanical room are common in 2000s-era construction. Sealing the accessible joints restores a lot of that pressure. Call (806) 606-6902 for a written price.
Can you repair ducts without cutting into finished walls?
Most repairs in Hanover townhomes can be done from the mechanical closet, the register openings, or the attic hatch. Where a section must be opened, we provide a written scope and photograph what was done before closing it back up. Call (806) 606-6902 to discuss your system.
Air Quality & Sanitizing in Hanover
Air quality and sanitizing work in Hanover is driven by two local facts: the humid subtropical summers that keep coils wet from June through September, and the BWI flight path that puts more ultrafine particulate into the indoor air supply than homeowners in drier or less airport-adjacent communities experience. What we find when we open a Hanover duct system is often a combination of construction dust from the original build, dark sooty residue on the return side, and the early stages of mold or bacteria forming on the blower and coil. Our Air Quality & Sanitizing service covers mold treatment, odor removal, UV light installation, and air purifier installs.
Mold Treatment
Signs you need it
A musty or damp odor comes from the registers when the system starts, black spotting is visible on the inside of the supply plenum, or allergy symptoms worsen whenever the HVAC runs.
What it costs in Hanover
Mold treatment for the accessible sections of a Hanover duct system runs $550-$900, with a written scope detailing exactly which surfaces were treated and photographed.
How we do it
We clean the affected surfaces, apply an EPA-registered antimicrobial product, and photograph the before and after so you have a visual record of what was treated and how it looked when we finished.
Bacteria Sanitizing
Signs you need it
The condensate pan or drain line has standing water, the coil looks dark or slimy, or someone in the household has a respiratory condition that flares during cooling season.
What it costs in Hanover
Bacteria sanitizing for the coil, pan, and plenum of a Hanover system runs $350-$600, done during the same visit as an HVAC cleaning whenever possible to avoid a second trip.
How we do it
We clean the coil and pan, flush the drain line, apply a sanitizing agent to the accessible air-contact surfaces, and document each step for the job record.
UV Light Installation
Signs you need it
Mold or biofilm keeps returning to the coil between cleanings, the indoor air smells musty even after the ducts have been cleaned, or your household has recurring respiratory irritation during cooling season.
What it costs in Hanover
UV light installation in a Hanover system runs $850-$1,400 for the unit, mounting, and wiring, with a written price provided before any drilling or electrical work begins.
How we do it
We mount a UV lamp sized to your specific air handler, position it so it shines directly on the coil and pan, and verify the light operates correctly before photographing the installation.
Air Purifier Install
Signs you need it
Household members with allergies or asthma notice symptoms inside the home that improve when away from it, or you want to reduce the amount of fine particulate entering from outside.
What it costs in Hanover
Air purifier installation in Hanover runs $900-$1,600 depending on whether the unit installs in the return plenum or at the air handler, with the written price covering installation and verification.
How we do it
We install the purifier in the return path so all air passes through it, wire it to the blower so it operates only when the fan runs, and confirm the system static pressure stays within the manufacturer’s range.
What Air Quality & Sanitizing Costs in Hanover
| Item | Typical range in Hanover |
|---|---|
| Mold treatment | $550-$900 |
| Bacteria sanitizing | $350-$600 |
| UV light installation | $850-$1,400 |
| Air purifier install | $900-$1,600 |
Do I need air quality treatment if my ducts were just cleaned?
Duct cleaning removes what has already accumulated, but it does not kill mold or bacteria growing on the coil and pan, which are the source of most musty odors in Hanover systems. The two services solve different problems. Call (806) 606-6902 for a written price.
What causes the musty smell when my AC first kicks on in a Hanover summer?
Condensation on the coil soaks the fins while the system runs, and the warm, humid air in the mechanical closet keeps it damp longer. Mold and bacteria grow on that wet surface and the smell blows through the registers at startup. Call (806) 606-6902 for a written price.
Brands We Service in Hanover
Our technicians service and install Honeywell and Aprilaire air quality equipment, along with Guardsman UV systems, with parts stocked locally for most standard townhome installations. When a specific component is not in the van, most can be sourced same-day from local distributors. Our brands page lists the full equipment roster.
Pricing for Air Duct Cleaning in Hanover, MD
| Service | Typical range in Hanover |
|---|---|
| Full dryer vent cleaning | $120-$180 |
| Dryer vent inspection | $80-$120 |
| Dryer vent rerouting | $220-$420 |
| Bird guard installation | $80-$120 |
| Duct sealing | $200-$400 |
| Flex duct repair | $300-$600 |
| Mastic sealant application | $250-$450 |
| Mold treatment | $550-$900 |
| Bacteria sanitizing | $350-$600 |
| UV light installation | $850-$1,400 |
| Air purifier install | $900-$1,600 |
What pushes a Hanover price toward the top of any range is usually access: a long vertical vent run through finished floors, a mechanical closet too tight to work in comfortably, or damage hidden behind a wall that has to be opened and patched. Before any work starts, you receive one written price for the entire scope, and that number does not change unless you ask us to add something to the job.
Neighborhoods We Serve in Hanover
We work throughout Hanover, from the townhome clusters near Arundel Mills and Route 100 to the residential streets off MD-295 and the communities along the BWI perimeter. Our scheduled routes cover the area daily, so most appointments can be booked within a few days rather than weeks.
- The Villages of Dorchester
- Arundel Mills area
- Harmans
- Hanover Hills
- Ridgeview
Service Area - Cities Near Hanover
We also serve homeowners in Severn, MD, Odenton, MD, Glen Burnie, MD, and Catonsville, MD. Each of those communities shares a similar ductwork profile with Hanover: 2000s-era townhomes, humid summers, and in most cases the same BWI-adjacent particulate load in the air.
Serving Hanover, MD - Our Local Coverage Area
We’re based in the Hanover 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 About Air Duct Cleaning in Hanover
Most Hanover appointments are scheduled within three to five business days. We do not offer emergency response, because this work is a scheduled service, not an urgent one. Crews are dispatched from the brand’s Baltimore office, which keeps travel time into Hanover short. Call (806) 606-6902 for availability.
Interior duct and vent work almost never requires HOA approval, because the system lives entirely inside your unit. The only exception is if an exterior vent hood must be relocated or a new penetration through an exterior wall is needed, in which case your HOA’s exterior modification rules may apply. We can confirm the relevant details for your community when we scope the job.
Every CleanRun written price covers the full scope of the work we describe, including labor, materials, equipment use, and the before-and-after photo record of every duct run. The price does not change once it is given, unless you ask us to add something to the job. This is Haven Standard Clause 1, and it is how every job has worked since 2013.
What happens when you call
- 1A real person answersNo phone trees - talk to a local air duct cleaning pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What Hanover Customers Say
"Flat price agreed up front, no per-vent add-ons at the end. That was the whole reason I did not call the coupon company."
- Suzanne B."The dryer vent was almost completely blocked with lint. They showed me the photograph and I understood immediately why the dryer had been running twice."
- Lucia M."They found a disconnected duct in the crawl space that had been dumping conditioned air under the house for years. Photographed it, quoted the repair, fixed it."
- Devon A.