Chattanooga Air Duct Cleaning: 16 Verified Companies with Pricing & Credentials

📋 16 verified companies ✅ 4 NADCA-certified 🕐 Updated April 2026

Four NADCA-certified air duct cleaning companies serve the Chattanooga bi-state metro as of April 2026 — a surprisingly thin certified roster for a metro of 560,000 people straddling the Tennessee–Georgia state line. Chattanooga's geography creates a market that is genuinely harder to navigate than most: Tennessee requires no standalone duct cleaning license, Georgia has the same gap, and the resulting regulatory vacuum has drawn at least 18 confirmed spam and lead-generation operations into local search results. This directory covers all 16 verified companies — 4 NADCA-certified, 12 legitimate non-certified — plus a flagged section documenting the deceptive listings operating in this market, with full verification data for each.

The Chattanooga market has two environmental realities that make duct cleaning more critical here than in most U.S. cities. First, the river valley climate: Chattanooga's average annual humidity is 71%, peaking at 77% in September, with 52 inches of annual rainfall — 73% above the national average. Humidity above 60% creates conditions for mold growth inside ductwork in as little as 24–48 hours. Properties near the Tennessee River, Chickamauga Lake, South Chickamauga Creek, and the lower-elevation neighborhoods of St. Elmo, Alton Park, and Avondale face elevated mold risk year-round. Second, the pollen burden: Chattanooga ranks #16 nationally for spring allergies (AAFA 2025 Allergy Capitals report, score 83.91/100). The city sits in a geographic bowl surrounded by Lookout Mountain, Signal Mountain, and Missionary Ridge — "the pollen has nowhere to go," as Dr. Marc Cromie of Chattanooga Allergy Clinic has noted. HVAC systems act as both filters and collection points for this concentrated pollen load, making routine duct cleaning a genuine health measure rather than a discretionary service.

Pricing in the Chattanooga market runs 5–10% below Nashville across all tiers, reflecting the smaller metro and lower cost of living. Legitimate whole-house duct cleaning costs $286–$600+ depending on home size and provider certification, based on 239 actual Chattanooga projects tracked by HomeYou (average $297–$319). Any offer below $200 — and especially the $10–$99 Groupon specials active in this market — should be treated as a near-certain bait-and-switch entry point. The bi-state structure also matters: no NADCA member company is physically located on the Georgia side of the metro. Catoosa, Walker, and Dade counties are served entirely by Tennessee-based companies traveling south, with DUCTZ (T.I.A.Q., Inc.) providing the most comprehensive NADCA-certified coverage into northwest Georgia.

📊 Chattanooga Air Duct Cleaning — Quick Reference
Verified Companies
16 total (4 NADCA-certified, 12 non-certified)
NADCA-Certified
4 (DUCTZ, Stanley Steemer, SERVPRO, Duct Masters)
Legitimate Price Range
$286–$600+ (whole-house residential)
Historic Home / Large Home Premium
$800–$1,500+ (Signal Mtn / Lookout Mtn / older ductwork)
NADCA National Range
$450–$1,000
🚩 Bait-and-Switch Red Flag
Any offer below $200 (especially $10–$99 Groupon specials)
How to Verify
NADCA directory (nadca.com/find-a-professional) → BBB → physical address
Spam Listings Found
18 suspected spam/deceptive (as of April 2026)
GA Side Coverage
No NADCA member based in GA counties; DUCTZ & Duct Masters serve NW Georgia
Last Verified
April 2026 (quarterly updates)

Chattanooga TN Air Duct Cleaning Companies — Verified April 2026

DUCTZ Indoor Air Professionals (T.I.A.Q., Inc.)

NADCA CERTIFIED Verify on NADCA → 28 yrs NADCA BBB A+ Accredited Verify on BBB → ASCS + CVI + VSMR TVA QCN
Address
6921 Middle Valley Rd, Ste 111, Hixson, TN 37343
Phone
(423) 876-9907 | NW Georgia: (706) 277-0778
Website
ductz.com/chattanooga-cleveland-tn-northwest-ga
Service Area
TN: Chattanooga, Cleveland, Hixson, Signal Mountain, Lookout Mountain, Ooltewah, Soddy-Daisy; GA: Calhoun, Dalton, Flintstone, Fort Oglethorpe, Ringgold, Rocky Face, Rossville, Tunnel Hill, Wildwood
NADCA Since
January 1998 (longest-standing member in this market)
Job Types
Commercial and Residential
Certified Personnel
Marc A. Thompson — ASCS, CVI, VSMR (highest certification stack in the market)
Additional Certs
IICRC S590, IAQA, NCI (National Comfort Institute), TVA Quality Contractor Network, TVBA
BBB
A+ Accredited since October 1997 (28 years)
Google Rating
5.0 ★ | Angi: 4.8/5
Services
Residential & commercial duct cleaning, HVAC restoration, dryer vent cleaning/installation, crawl space encapsulation, mold remediation, condenser coil cleaning (COILZ®), UV light purification, bathroom exhaust cleaning, post-fire/flood restoration
Also Known As
T.I.A.Q., Inc.; Ductbusters; Ductz — all the same operation
The dominant player in the Chattanooga market by every measure: longest NADCA tenure (since January 1998), highest certification stack (ASCS + CVI + VSMR — the only Certified Ventilation Inspector and Ventilation System Mold Remediator in the market), most comprehensive geography (explicit coverage of 9 northwest Georgia communities in addition to the full Tennessee metro), and appeared in all 13 geographic search queries tested during our research. Owner Marc Thompson founded the company after his son developed breathing problems — a founding story that reflects a genuine IAQ mission. The company operates multiple websites targeting geographic sub-markets (airductcleaningtn.com, ductcleaningchattanooga.com, airductcleaningclevelandtn.com) which can create the appearance of multiple companies in search results — but all route to the same NADCA-certified operation. The BBB A+ rating has been maintained since 1997. DUCTZ holds IICRC S590 certification for professional mold remediation, making it the strongest choice for post-storm or post-flood duct restoration. It is also the only Chattanooga duct cleaning company listed in the TVA Quality Contractor Network (QCN), meaning customers may be eligible for EPB energy rebates when using this provider.

ℹ️ Multiple names & websites: DUCTZ operates as T.I.A.Q., Inc., Ductbusters, and Ductz with multiple web domains — all the same verified NADCA-certified operation. Low Google review count (6) despite 28 years in business is notable; most reviews appear on Angi, BBB, and other platforms rather than Google. Some Angi reviews cite pricing that exceeded verbal quotes — request written estimates before scheduling.

Stanley Steemer of Chattanooga (GLH Services, LLC)

NADCA CERTIFIED Verify on NADCA → 3 yrs NADCA BBB A+ Accredited IICRC Certified
Address
7611 Lee Hwy, Chattanooga, TN 37421
Phone
(423) 894-1892
Email
steemer-chatt@steemer.com
Website
stanleysteemer.com/location-details/Chattanooga-TN/993
Service Area
Greater Chattanooga, Ooltewah, Hixson, Cleveland TN, Signal Mountain, Soddy Daisy, Harrison; Ringgold GA, Dalton GA, Rossville GA
NADCA Since
February 2022
Job Types
Commercial and Residential
Certified Personnel
Don Hogue + 1 additional (2 ASCS holders on staff)
Fleet
8 vans/air duct trucks, 18 technicians
Google Rating
4.9 ★ (~1,800 reviews — highest review volume in the market)
Services
Air duct cleaning, carpet cleaning, upholstery cleaning, tile & grout, hardwood floor cleaning; commercial services
Established
Chattanooga franchise since 2007 (~19 years locally); national brand since 1947
The Chattanooga franchise location (independently owned by Don Hogue since 2007, with the duct cleaning division launched around 2019) holds 2 ASCS certifications and the largest local fleet — 8 vans and 18 technicians. With approximately 1,800 Google reviews at 4.9 stars, this is the highest-reviewed duct cleaning company in the Chattanooga market. The independent franchise has been BBB-accredited since 1980. Stanley Steemer brings EPA Safer Choice certified cleaning products, IICRC training, and the logistical infrastructure of a national brand. Chamber of Commerce member; supports Hamilton County Schools. Duct cleaning is one of many services rather than the primary focus, which is standard for the Stanley Steemer franchise model. The national brand's NADCA certification belongs to the local franchise entity (GLH Services, LLC) — confirm this when booking.

ℹ️ The NADCA membership is held by GLH Services, LLC (the local franchise entity), not by the national Stanley Steemer corporation. Duct cleaning is one of many services offered — verify that the technician dispatched to your home holds ASCS certification.

SERVPRO of Chattanooga (Green Team Restoration LLC)

NADCA CERTIFIED Verify on NADCA → 12 yrs NADCA BBB A+ Accredited IICRC Certified 24/7 Emergency
Address
9028 Jetrail Dr, Ooltewah, TN 37363
Phone
(423) 785-3200
Website
servprochattanooga.com
Service Area
Chattanooga, Lookout Mountain, Signal Mountain, Hixson, Harrison, Ooltewah, East Brainerd, Collegedale, Red Bank, Soddy-Daisy, St. Elmo, Lakesite, Sale Creek, Middle Valley
NADCA Since
December 2014 (second-longest tenure in the market)
Job Types
Commercial and Residential
Certified Personnel
Jeff Cuthbertson — ASCS (earned August 2023)
Google Rating
4.6–4.7 ★ (~292 reviews)
Services
Air duct/HVAC cleaning, fire/flood restoration, mold remediation, carpet cleaning, 24/7/365 emergency response
Note
Previously listed under Cuthbertson Restoration Inc. — operating name updated
SERVPRO of Chattanooga holds the second-longest NADCA tenure in this market (since December 2014), behind only DUCTZ. Jeff Cuthbertson earned his ASCS certification in August 2023. The primary business is fire, flood, and storm restoration — duct cleaning is a specialized service within the restoration portfolio, which actually makes SERVPRO the strongest choice for post-disaster scenarios. The company operates 24/7/365, making it the go-to provider for duct cleaning after the severe weather events (Chattanooga has experienced 65 tornado events of magnitude F2+ within 50 miles since 1950) that can introduce water, debris, and contaminants into duct systems. IICRC restoration certifications on staff. BBB A+ accredited.

ℹ️ Primary business is restoration, not dedicated duct cleaning — air duct service is one part of a broader restoration offering. For routine residential cleaning without a restoration context, DUCTZ or Duct Masters may provide more specialized attention. For post-storm or post-flood duct restoration, SERVPRO is the strongest certified option in the market.

Duct Masters LLC

NADCA CERTIFIED Verify on NADCA → New NADCA Member Family Owned
Address
633 Chestnut St, Ste 900, Chattanooga, TN 37450 (NADCA-listed); operational: 2288 Gunbarrel Rd, Ste 154, Chattanooga, TN 37421
Phone
(423) 750-3385
Website
ductmasterstn.com
Service Area
Chattanooga and ~2-hour radius including Soddy-Daisy TN, Dalton GA, Blue Ridge GA, Murphy NC
NADCA Since
June 2024 (newest NADCA member in the market)
Job Types
Commercial and Residential
Certified Personnel
Jase Sanstrom — ASCS
Yelp Rating
5.0 ★ (5 reviews)
Services
Residential & commercial duct cleaning, dryer vent cleaning, condenser cleaning, mold encapsulation (polymer barrier), UV-C air disinfection systems, duct fogging (EPA-certified agents)
The newest NADCA-certified company in the Chattanooga market, with membership since June 2024. Family-owned, operated by Jase Sanstrom (ASCS). Despite being a new entrant, Duct Masters appeared in 9+ of 13 geographic search queries during our research — suggesting strong early SEO performance. The company serves an unusually wide geographic radius (~2 hours) including northwest Georgia and western North Carolina, which fills a real gap in the market: no NADCA-certified company is based in the Georgia counties of the metro. The NADCA-listed address (633 Chestnut St, Ste 900, the Maclellan Building) is a confirmed virtual/shared office — the Chamber of Commerce listing shows 2288 Gunbarrel Rd as the operational address. This is typical for a mobile service business. The service offering — particularly polymer barrier mold encapsulation and UV-C installation — is more specialized than most competitors.

⚠️ Very new operation (NADCA member since June 2024). Limited track record: no BBB profile, very few online reviews, and the listed Chestnut St address is a confirmed virtual office rather than an operational facility. NADCA certification is genuine and verified. Consumers should request proof of insurance and a written scope of work before scheduling. We will update this listing as more consumer feedback accumulates.

Reliable Heating & Air Conditioning

BBB Torch Award Carrier Distinguished Dealer NATE Certified 53 yrs in business
Address
404 Spears Ave, Chattanooga, TN 37405
Phone
(423) 266-2424
Website
reliable-online.com
Service Area
Chattanooga metro, TN
Established
1972 (53 years in business)
Google Rating
4.9 ★ (393 reviews)
BBB
A+ Accredited; BBB Torch Award recipient
Services
Air duct cleaning, HVAC installation/repair/maintenance, Carrier systems
The strongest legitimacy profile of any non-NADCA company in this market. Established in 1972, Reliable has 53 years of continuous operation in Chattanooga — the longest track record of any HVAC company in our directory. The combination of a BBB Torch Award (awarded for exemplary business ethics, above and beyond standard A+ accreditation), Carrier Distinguished Dealer designation, NATE-certified technicians, and 4.9 stars across 393 Google reviews is exceptional. Duct cleaning is confirmed as a service offering via customer reviews. Physical storefront location on Spears Ave in Chattanooga proper.

Malone Heat & Air, Inc.

BBB A+ Accredited TN Lic #23548 GA Lic #GAREGCN006097 NATE Certified ~56 yrs in business
Address
2021 Watauga St, Chattanooga, TN 37404
Phone
(423) 509-8811 | GA: (706) 259-9333
Website
maloneheatandair.com
Service Area
Chattanooga metro TN; North Georgia
Established
~1968–1970 (~56 years in business)
BBB
A+ Accredited since 1994
Licenses
TN HVAC License #23548 | GA Contractor License #GAREGCN006097
Services
HVAC installation, air duct cleaning, heating/cooling, 24/7 emergency service
One of the longest-operating HVAC companies in the Chattanooga market — in business since approximately 1968–1970. Malone stands out in this directory as the only non-NADCA company that publicly posts both a Tennessee HVAC license number (TN #23548) and a Georgia contractor license (GA #GAREGCN006097), a transparency practice that is rare in this market and reflects genuine dual-state operational legitimacy. BBB A+ accreditation since 1994. NATE-certified technicians. 24/7 emergency service. Serves both the Tennessee metro and North Georgia, making it one of the strongest bi-state options for customers outside the reach of NADCA-certified providers.

Lee Company

BBB A+ Accredited 24/7 Service Bi-State TN/GA
Address
7308 Shallowford Rd, Chattanooga, TN 37421
Phone
(423) 708-4102
Website
leecompany.com
Service Area
TN: Chattanooga, Athens, Cleveland, Dunlap, Harrison, Hixson, Ooltewah, Soddy-Daisy, Signal Mountain; GA: Ringgold
Services
Air duct cleaning, dryer vent cleaning, coil cleaning, duct sealing/repairs, HVAC installation/maintenance, smart thermostats, high-efficiency filtration, dehumidification
BBB
A+ Accredited
Hours
Open 24/7
One of the largest full-service HVAC companies in Tennessee, with offices spanning the full Chattanooga metro on both sides of the state line. Lee Company is a regional powerhouse with the infrastructure and fleet to cover both urban Chattanooga and the more remote communities of Hamilton County — Dunlap, Signal Mountain, Soddy-Daisy — as well as Ringgold GA. The Lee Company+ membership plan provides members with priority 24/7 service and no after-hours upcharges. Not NADCA-certified, but the company's size, BBB A+ standing, and explicit bi-state service area make it a credible option for customers who cannot be served by one of the four certified companies.

Hiller Plumbing, Heating, Cooling & Electric (Happy Hiller)

BBB A+ Accredited 24/7 Service 100% Satisfaction Guarantee
Address
733 Lee Hwy, Chattanooga, TN 37421
Phone
(615) 292-6110 (centralized call center)
Website
happyhiller.com
Service Area
Chattanooga metro TN; 11 locations across TN, KY, AL
Google Rating
4.9 ★ (~1,200+ reviews)
Services
Air duct cleaning, dryer vent cleaning, duct sealing, duct installation/repair, plumbing, electrical
Hours
24/7 with no extra charge for weekends
A major multi-state HVAC and home services brand with 11 locations and a 100% satisfaction guarantee. The Chattanooga location handles air duct cleaning alongside its broader HVAC, plumbing, and electrical services. Same-day and 24/7 availability with no weekend surcharge is a meaningful differentiator. The 615 area code on the phone number reflects a centralized Nashville call center — normal for a multi-location operation. BBB A+ accredited. Strong consumer recognition in the Tennessee market.

ℹ️ The listed phone number (615 area code) is the centralized Nashville call center — this is standard operating procedure for the multi-location company, not a red flag.

Metro Plumbing, Heating, and Air

BBB A+ Accredited TN HVAC Lic #42998 HomeAdvisor Top Rated
Address
8988 Fuller Rd, Chattanooga, TN 37421
Phone
(423) 219-1610
Website
metroplumbingheatingair.com
Service Area
Chattanooga metro, Lookout Mountain area, TN
TN HVAC License
#42998
Google Rating
4.9 ★ (~2,500+ reviews per company website)
Services
Air duct cleaning, plumbing, HVAC installation/repair
Established
25+ years
Notable for two things: the highest claimed review count in the market (~2,500+) and an explicitly consumer-protective stance on duct cleaning scams. Metro Plumbing, Heating, and Air publishes warnings on its website about the bait-and-switch scam pattern common in this market — operators who claim to find mold or contamination and then charge extra for treatment. The company posts its Tennessee HVAC license number (#42998), a transparency practice that fewer than half the companies in this directory follow. BBB A+ accredited, HomeAdvisor Top Rated, 25+ years in business.

Elite Vents

Angi 5.0/5 Duct Specialist
Location
Cleveland, TN 37312 (serves Chattanooga area)
Website
eliteventstn.com
Service Area
TN: Ooltewah, Cleveland, Chattanooga; GA: Rossville, Fort Oglethorpe (limited)
Google Rating
5.0 ★ (241 reviews — highest pure rating with substantial volume in the market)
Angi Rating
5.0/5
Owner
Ryan Hutto
Services
Air duct cleaning, dryer vent cleaning, duct repair, duct replacement, new installation
Note
Merged with Springdale Heating & Air, July 2024
The highest pure consumer rating in the Chattanooga market: 5.0 stars on both Google (241 reviews) and Angi — a rare combination of a perfect rating with a substantial review base, not just a handful of ratings from friends and family. Elite Vents is a duct and dryer vent specialist based in Cleveland, TN, making it the most accessible specialist for Bradley County and eastern Hamilton County. Owner Ryan Hutto (named in reviews) runs a small, hands-on operation. The company merged with Springdale Heating & Air in July 2024, which may expand its geographic reach. Eco-friendly practices cited by reviewers.

Ducts Air Duct Cleaning, Inc. (Healthy Home Now, Inc.)

Flat-Rate Pricing New Construction Specialty NADCA Claim Unverified
Address
PO Box 174, Signal Mountain, TN 37377
Phone
(423) 886-5800
Website
ductsairductcleaning.com
Service Area
Chattanooga metro, TN primarily
Operators
Terry Rankin, Missy Rankin
Services
Air duct cleaning, dryer vent cleaning, duct repair/replacement, sanitization, new construction cleaning
Pricing Model
Flat-rate (cleaning + sealing + sanitizing included — no upsells)
A dedicated duct cleaning specialist based on Signal Mountain with a flat-rate pricing model — a meaningful differentiator in a market where bait-and-switch upselling is the dominant scam pattern. The company claims a "NADCA and EPA approved process" but is not listed in the NADCA member directory; this phrasing may indicate they follow NADCA cleaning standards without holding membership. Named technicians (Bryan Scott, Alex Smith) and Chattanooga neighborhood references in real work photos indicate a genuine local operation. Offers new construction air duct cleaning as an explicit specialty — relevant given Ooltewah's active new-home market (131 new homes currently listed, primarily by D.R. Horton). The company has expanded via licensing to other markets (Knoxville, Birmingham, Columbus OH, Orlando, Tampa) and uses PO Box-only mailing; those without a physical street address listed should be asked to confirm it before scheduling.

⚠️ Claims "NADCA and EPA approved process" but is not listed in the NADCA member directory as of April 2026. Verify current status at nadca.com/find-a-professional. Uses PO Box for mailing address; ask for a physical service base before scheduling.

AdvantaClean of Chattanooga

IICRC Certified MICRO Certified NADCA Claim Unverified
Address
4627 Shallowford Rd, Ste D, Chattanooga, TN 37411
Phone
(423) 541-0444
Website
advantaclean.com/chattanooga-tn
Service Area
Chattanooga metro, TN
Google Rating
4.9 ★ (per company website)
Certifications
IICRC certified; MICRO certified (CMI, CMRC); owner claims personal NADCA certification
Services
Air duct cleaning, mold remediation, water damage restoration, moisture control, crawl space encapsulation
Established
Opened 2020
AdvantaClean is a national IAQ franchise (part of the Home Franchise Concepts family); the Chattanooga location opened in 2020 under owner Chris Pridgen. Pridgen claims personal NADCA certification (ASCS) on the website, and the site states the team is "NADCA-certified." However, this Chattanooga franchise location is not independently listed in the NADCA member directory — the NADCA directory entry for AdvantaClean belongs to the corporate parent, not to individual franchise locations. IICRC certified, with MICRO CMI and CMRC credentials (mold inspection and remediation) that are genuinely specialized. Physical address and local phone number confirmed.

⚠️ The owner claims personal NADCA certification, but this franchise location is not independently listed in the NADCA member directory as of April 2026. Verify current status at nadca.com/find-a-professional and ask the owner to produce their ASCS credential card before scheduling.

One Hour Heating & Air Conditioning (Chattanooga)

BBB A+ Accredited 24/7 Service Bi-State TN/GA
Address
2405 Taylor St, Chattanooga, TN 37406
Phone
(423) 468-5706 (Signal Mtn / Cleveland) | (423) 621-4060 (Ringgold / Ooltewah)
Website
onehourheatandair.com
Service Area
TN: Signal Mountain, Ooltewah, Cleveland; GA: Ringgold
Google Rating
4.4 ★ (66 reviews)
Services
Air duct cleaning, AC repair/install, furnace repair/install, maintenance plans
A Neighborly-brand national franchise with A+ BBB accreditation and 24/7 same-day service. Explicitly serves both Signal Mountain and Ringgold GA, making it one of the more accessible non-NADCA options for customers on the Georgia side of the metro. Two phone numbers serve different sub-markets. Duct cleaning is a secondary offering within the broader HVAC service business.

ServiceMaster Restoration by The Lookout

National Franchise Post-Fire/Flood Specialty
Phone
(423) 460-9187
Website
servicemasterrestore.com
Service Area
Chattanooga area, TN
Established
65+ years nationally (local franchise)
Services
Air duct cleaning (residential & commercial), post-fire duct cleaning, deodorization, restoration
A local franchise of ServiceMaster Restore, a national restoration brand with over 65 years of history. Specializes in post-fire and post-flood duct cleaning and deodorization — a relevant service in a market that has experienced significant tornado and flood damage events. For routine duct cleaning, NADCA-certified options are preferable; for post-disaster restoration, ServiceMaster's national protocols and experience with contaminated duct systems make it a credible choice.

Air Comfort HVAC

22+ yrs in business GA-Side Coverage
Phone
(706) 952-4197
Website
aircomfortheatingandair.com
Service Area
GA: Fort Oglethorpe, Ringgold, Rocky Face, Dalton; TN: Chattanooga, East Ridge, Hixson, Harrison
Established
22+ years
Services
Duct cleaning, HVAC installation/repair/maintenance, generators
A Georgia-based HVAC company providing critical coverage for the northwest Georgia side of the metro — the area most underserved by NADCA-certified providers. With a 706 area code (northwest Georgia), 22+ years of operation, and explicit service coverage of Fort Oglethorpe, Ringgold, Rocky Face, and Dalton GA, Air Comfort HVAC fills a genuine geographic gap in this market. Not NADCA-certified, but a legitimate local HVAC operator with years of track record in the Georgia communities.

Keith Heating & Air, Inc.

BBB A+ TVA QCN NATE Certified 47 yrs in business Veteran Owned
Location
Rossville, GA (serves Chattanooga metro)
Phone
(706) 861-2630
Website
keithheatingandair.com
Service Area
GA: Rossville, Catoosa County; TN: Chattanooga metro
Established
1978 (47 years in business)
Certifications
NATE certified, TVA Quality Contractor, BBB A+, Rheem dealer
Services
Duct cleaning, HVAC installation/maintenance, maintenance plans
A veteran-owned HVAC company based in Rossville, GA, in business since 1978 — making it one of the longest-operating HVAC companies on the Georgia side of the metro. NATE-certified technicians. BBB A+. TVA Quality Contractor Network participant (relevant for EPB energy rebate programs). Rheem dealer. Duct cleaning is offered as part of a maintenance services package. For Georgia-side residents who prefer a locally based provider, Keith Heating & Air is one of the most credentialed options available.
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⚠️ FLAGGED — VERIFY BEFORE HIRING

"Air Duct Cleaning & Repairs Chattanooga" (chattanoogaairductcleaning.com)

SPAM / LEAD-GEN False NADCA Claim False BBB Claim City-Swap Template Confirmed

🚩 Confirmed multi-city template spam operation. The Chattanooga and Dalton GA versions of this site (chattanoogaairductcleaning.com, airductcleaningdalton.com) contain a decisive forensic indicator: the footer text reads "Air Duct Cleaning & Repairs Altamonte Springs has focused on delivering superior, certified Air Duct and Dryer Vent service" — the operator failed to replace the original city name. The same template generates 120+ keyword-stuffed pages per city including nonsense entries like "Wi-Fi Connected Air Ducts Chattanooga" and "Air Duct Cockroach Removal." Phone (423) 437-9562 is likely a VoIP number forwarding out-of-state. Claims NADCA certification (not in NADCA directory), BBB A+ (not in BBB directory), and hundreds of Google reviews — none verifiable. Risk: HIGH.

"D&D Air Duct Cleaning" (ddairductcleaning.com)

SPAM / OUT-OF-STATE Wrong ZIPs Listed Fabricated Neighborhood Names $99 Bait-and-Switch

🚩 California-based national lead-generation operation. Self-described as "California's #1 Air Duct Cleaning Service" while targeting Tennessee. Lists wrong ZIP codes for Red Bank TN (includes Ohio ZIPs 44927, 44935), fabricated neighborhood names ("The Red District," "Cleaning Gardens"), and references Bay Area highways (SR-91, I-680) — none of which exist in Chattanooga. Toll-free (833) number only. Advertises $99 starting price. 9 of 15 spam signals confirmed. Do not contact.

"Custom Comfort Heating and AC" (customcomfortheatingandac.com)

SPAM / LEAD-GEN Toll-Free Only No Local Presence

🚩 National template lead-generation site. Claims "52 skilled NATE/NADCA-certified technicians" — this identical claim appears on pages targeting Ringgold, Fort Oglethorpe, Chickamauga, and dozens of other cities, with only the city name changed. Toll-free (833) 435-4423 only; no verifiable local phone, address, or physical presence. 6 of 15 spam signals confirmed. Do not contact.

"Georgia Air Duct Pros" (rockridgecontractor.com subdomains)

SPAM / LEAD-GEN Atlanta Lead-Gen Network Toll-Free Only

🚩 Atlanta-area lead-generation network deploying subdomain pages for Georgia cities including Fort Oglethorpe. Footer lists Atlanta suburbs (Lawrenceville, Suwanee, Alpharetta, Kennesaw) as service areas despite claiming to serve the Chattanooga metro. Toll-free (844) 714-0368 only. No verifiable local presence. Do not contact.

"Duct Doctors Chattanooga" (ductdoctorschattanooga.com)

SUSPICIOUS False NADCA Claim No Verifiable Contact Info

⚠️ No verifiable address or phone number. SSL certificate errors on the website. Claims "25+ years experience" and "NADCA-approved methods" but is not listed in the NADCA member directory. Testimonials use a suspicious first-name-last-initial format. Possible lead-generation site. Do not contact until a physical address and local phone number can be independently verified.

Groupon Bait-and-Switch Operators (William HVAC Cleaning, Duct Crusaders, HVAC Cleaning Bros, Air Plus, Ductx Cleaning Services, Air Duct Clean Bros, Angels Duct Cleaning)

BAIT-AND-SWITCH $10–$59 Entry Pricing 75–90% Off Claimed

🚩 Seven Groupon-listed operators advertise whole-house duct cleaning at $10.60–$59 — 75 to 97% below legitimate market rates of $286–$600+. This pricing is universally characterized by NADCA, Angi, and consumer protection agencies as a bait-and-switch entry point: a technician arrives, performs a cursory inspection, then claims to find mold, debris, or equipment failure that requires $500–$1,500 in additional (often unnecessary) work. NADCA guidelines state that legitimate whole-house duct cleaning cannot be performed for under $300. None of these operators hold NADCA membership or verifiable local credentials. Operators identified: William HVAC Cleaning ($10.60), Duct Crusaders ($13.99), HVAC Cleaning Bros ($15), Air Plus ($30), Ductx Cleaning Services ($30), Air Duct Clean Bros ($32), Angels Duct Cleaning ($59). Do not book any duct cleaning service at these prices.