Family-owned & operated since 1965 · NH & MA
Ensuring Comfort, Whether Residential or Commercial.
Armstrong takes pride in ensuring that homes and businesses breathe easy. Our highly trained technicians deliver top-notch service, enhancing air quality, safety, and system efficiency.
Why Choose Armstrong
Proven Legacy
With over three generations of family ownership since 1965, Armstrong boasts a rich legacy rooted in trust and excellence. Our time-tested commitment to quality sets us apart, ensuring reliability and satisfaction.
Expertise
Whether it’s residential or commercial, Armstrong excels in air duct, exhaust duct, dryer vent, and chimney cleaning. Our highly trained technicians bring unmatched expertise to every project, ensuring thorough and precise services.
Dedication to Comfort
We go beyond services; we prioritize your comfort. Our meticulous care for hearth, air ducts, and vents is designed to create a cozy and clean environment, making us the ideal choice for those who value a home or workspace that truly feels like a sanctuary.
Residential & Commercial
Our Services
Choose Armstrong for a comprehensive suite of services designed to enhance the cleanliness, efficiency, and comfort of your residential or commercial space.
Residential Services
Air duct, dryer vent, and chimney care that keeps your home’s air clean, safe, and comfortable — from one-hour tune-ups to whole-home cleanings.
Learn More →
Commercial Services
Exhaust duct, HVAC coil, and vent cleaning for businesses, institutions, and property managers — trusted by New England’s biggest names.
Learn More →Popular Services
Home Air Duct Cleaning
Removing dust, allergens, and debris from your ventilation system to improve indoor air quality.
Learn more →Dryer Vent Cleaning
Clearing lint and debris from your dryer’s exhaust for safer, more efficient operation.
Learn more →Chimney Sweeping & Inspection
Removing flammable buildup from your chimney to prevent fires and keep it operating safely.
Learn more →Commercial Air Duct Cleaning
Full-system duct cleaning for offices, institutions, and multi-unit properties — on schedule and on budget.
Learn more →Commercial Exhaust Duct Cleaning
Keeping exhaust systems clear, compliant, and fire-safe for restaurants and commercial kitchens.
Learn more →Duct Video Inspections
Camera inspections that document duct condition before and after cleaning — see what we see.
Learn more →Where Legacy Meets Expertise
Licensed & Insured
At Armstrong, we prioritize your peace of mind. We are proud to be a licensed and insured company.
Service Warranty
Our warranty is a testament to the excellence and durability of our services. Should you encounter any issues related to the services we’ve provided, our dedicated team is ready to address them promptly and efficiently.
On-Time & On-Budget
We understand the importance of efficiency and transparency. Our commitment to being On-Time and On-Budget is a cornerstone of our service philosophy.
Competitive Bids
Armstrong takes pride in offering competitive bids that go beyond mere affordability—they reflect our dedication to providing unparalleled value for your investment.
Google Reviews
What They’re Saying About Armstrong’s Excellence
2 days ago★★★★☆
Austen and Randall were great. They worked together well. No issues and pleased with their work.
Posted on Google
2 weeks ago★★★★★
The crew was professional and flexible dealing with our schedule. We are a daycare facility and posed unique challenges which were dealt with quickly and efficiently.
Posted on Google
2 weeks ago★★★★★
Friendly service, professional staff. Will recommend Armstrong to my friends and have them back when I need service again. The photos speak for themselves.
Posted on Google
2 weeks ago★★★★★
Prompt, professional, and very helpful! Would use this company again in the future!
Posted on Google
2 weeks ago★★★★★
I hired Armstrong to clean my ductwork. They were great from start to finish! Well detailed quote. The service team was on time, courteous, thorough and cleaned up after themselves. They even provided before and after pictures of their work. I would recommend them to anyone!
Posted on Google
4 weeks ago★★★★★
Very professional. Efficient and pleasant. Good experience!
Posted on Google
Trusted By
Our Story
About Armstrong
For over three generations, Armstrong has been a trusted name in the industry, proudly serving as a family-owned and operated business since 1965. Specializing in both residential and commercial services, Armstrong Duct & Vent stands out as one of the largest companies in New England for air duct, exhaust duct, dryer vent, and chimney cleaning.
Proudly Serving
Serving New Hampshire & Massachusetts
From Manchester to Boston, our technicians serve homeowners and businesses across both states — including:
Free · No obligation
Contact Us Today for a Free Quote
Tell us about your home and we’ll get back to you fast with a no-obligation quote. Prefer to talk? Call 800-736-2706.
Blog
From the Armstrong Journal
Why You Should Sweep Your Chimney
Regular chimney sweeping is essential for fire safety, heating efficiency, and indoor air quality. Over time, soot and creosote build up inside…
Should You Have the Air Ducts in Your Home Cleaned?
Clean air ducts are the foundation of a healthier, more efficient home. Whether you want to improve air quality, cut energy costs,…
How To Best Store Wood Pellets At Home
For homeowners who use pellet heaters, purchasing pellets (often in bulk) is something you do on a regular basis. When making such…