Our Services

Professional air duct cleaning done right — for Dunstable and beyond.

David Tran Air Duct Cleaning Company provides air duct cleaning services in Dunstable, including whole-home air duct cleaning, vent & register cleaning, hvac coil cleaning, and more. Every job is handled by licensed, insured technicians with upfront written pricing, and backed by a workmanship guarantee — free estimates for all of Dunstable and nearby areas.

Whole-Home Air Duct Cleaning

Dunstable’s seasonal swings—hot summers, cold winters, and high humidity—force your HVAC system to work overtime, pushing dust and debris deeper into your ductwork. Over time, these contaminants clog vents, reduce airflow, and force your system to burn 20-30% more energy just to keep up. Our process starts with a pre-inspection to map blockages, then uses negative-pressure truck-mounted vacuums to extract every ounce of buildup without scattering it into your living spaces. We finish with antimicrobial treatment to inhibit future growth, leaving your ducts cleaner than when they were installed. No shortcuts, no re-cleaning fees.

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Vent & Register Cleaning

Most homeowners don’t realize how much dust collects in vents—especially in Dunstable’s older homes where decades of grime have settled into the seams. We remove each vent, soak it in a degreaser, and scrub away baked-on dust and pet hair that standard vacuuming misses. Reinstalling clean vents isn’t just about looks; it’s about airflow. Clogged registers force your HVAC to overwork, shortening its lifespan and driving up utility bills. We leave your vents looking and performing like new, with no dust clouds when you turn on the fan.

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HVAC Coil Cleaning

Dirty coils are silent killers of AC efficiency. In Dunstable’s humid summers, moisture on coils creates the perfect breeding ground for mold and bacteria, which then circulate through your ducts. Our technicians use coil-specific brushes and eco-friendly cleaners to dissolve buildup without damaging aluminum fins. The result? Your AC cools faster, runs quieter, and uses 15-20% less energy. We also treat drain pans to prevent clogs that lead to water damage—a common issue in basements and attics here.

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Duct Sanitization & Deodorization

Musty odors in Dunstable homes often trace back to ducts harboring mold or dead pests. Our sanitization process uses hospital-grade antimicrobial agents to neutralize odor sources at the root, not just mask them with sprays. We treat both supply and return ducts, then run ozone generators to break down lingering contaminants. Unlike ozone-only treatments, we combine this with physical cleaning to ensure the smell stays gone. Ideal for homes near wetlands or with pets, where odors linger long after cleaning.

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Crawl Space & Attic Duct Inspection

Dunstable’s older neighborhoods often have ductwork running through unconditioned spaces like attics and crawl spaces, where temperature swings and critters cause major issues. We inspect for crushed ducts, disconnected joints, and gaps where conditioned air escapes—costing you hundreds per year in wasted energy. Our infrared camera pinpoints leaks invisible to the naked eye, and we seal them on the spot with mastic and foil tape. We also check for rodent nests or chewed insulation, which can introduce harmful pathogens into your air.

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Post-Renovation Duct Cleaning

Dunstable’s booming renovation scene means more homes are getting gut jobs, additions, or kitchen remodels—but few contractors warn homeowners about the dust left in ducts. Sawdust, drywall mud, and insulation fibers clog filters and coat coils, reducing efficiency by up to 40%. We arrive within 24 hours of your project’s completion to vacuum out debris before it circulates. Our service includes a pre-clean filter check and a post-clean airflow test to confirm your system is running at peak performance.

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Ready to breathe easier in Dunstable? Call (857) 201-4806 for a free estimate today.

Fast response, upfront pricing, and workmanship guaranteed. Get your free estimate today.

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