Professional HVAC Services in NYC, Westchester & Nassau County
Air Duct Co LLC delivers reliable HVAC Services in NYC, installation, repair, cleaning, and maintenance services for residential and commercial properties across New York City, Westchester County, and Nassau County. From full HVAC systems to air quality solutions, we focus on clean work, honest service, and long-term comfort.
CT Contractor License #HIC.0671487
MA Contractor License 213305
OSHA Id: 26-60763355
EPA Technician Id: 61975
20
Years of Experience
WHO WE ARE
A Local HVAC Company Built on Quality & Trust
Air Duct Co LLC is a locally operated HVAC and indoor air quality company serving homeowners, businesses, and property managers throughout NYC, Westchester County, and Nassau County. We specialize in heating, cooling, ventilation, system cleaning, and ongoing maintenance designed to improve comfort, efficiency, and indoor air quality.
Our team believes in doing things the right way — clear communication, professional workmanship, and solutions that fit your property and your budget. Whether we’re installing new equipment, repairing an existing system, or performing detailed system cleaning, our focus is always on long-term performance and customer satisfaction.
We proudly work with residential clients, landlords, commercial properties, and multi-unit buildings that value dependable service and experienced technicians.
What our customers say
TRUSTED HVAC & AIR QUALITY EXPERTS
Reliable HVAC & Indoor Air Quality Solutions
We provide professional HVAC installation, repair, cleaning, and maintenance services for residential and commercial properties across NYC, Westchester, and Nassau County. Our team delivers clean workmanship, honest recommendations, and reliable comfort solutions.
HVAC Installation & Replacement
We install and replace central air systems, heat pumps, furnaces, ductless mini splits, and rooftop units for residential and commercial properties. Every system is properly sized and professionally installed.
HVAC Repair & Maintenance
From fast diagnostics and repairs to preventive maintenance programs, we keep heating and cooling systems operating efficiently, safely, and reliably year-round.
HVAC Cleaning & Indoor Air Quality
We provide professional air duct cleaning, dryer vent cleaning, mini split cleaning, and central air system cleaning to improve airflow, efficiency, and indoor air quality.
Protect Your HVAC Investment
Preventive Maintenance Plans for Year-Round Comfort
Routine HVAC maintenance helps improve efficiency, reduce unexpected repairs, and extend system life. Our maintenance programs keep your heating and cooling systems clean, tuned, and operating reliably throughout the year.
WHY CHOOSE US
Experienced, certified HVAC technicians
Clean, professional workmanship
Honest recommendations with no pressure
Residential and commercial expertise
Maintenance programs available
Flexible scheduling
Strong local reputation
We treat every property with care — whether it’s a single-family home or a large commercial building.
Our Service Areas
Air Duct Co LLC provides HVAC installation, repair, cleaning, and maintenance services for residential and commercial properties throughout New York City, Westchester County, and Nassau County.
New York City:
Manhattan • Brooklyn • Queens • Bronx • Staten Island
Westchester County:
Yonkers • White Plains • New Rochelle • Scarsdale • Mount Vernon • Peekskill
Nassau County:
Hempstead • Garden City • Great Neck • Freeport • Long Beach • Oceanside
And surrounding areas.
