Who We Are


Preferred Hood & Duct is a National Air Duct Cleaners Association-certified Connecticut company specializing in the inspection, cleaning, sanitizing, and service of residential and commercial air ducts, HVAC systems, dryer vents, kitchen exhaust systems, A/C condenser coils, air vents, and more.

Based out of historic Middletown, Connecticut, Preferred Hood & Duct is proud to serve the local community by improving the indoor air quality of homes, businesses, schools, hospitals, and other facilities. We insist on only the most qualified employees, with up-to-date training and relevant certifications. When you use Preferred Hood & Duct, you can be sure you’re getting quality service from qualified professionals.

In fact, we’re so confident in our work (and our prices) that we provide free, no obligation quotes. Once you meet us, you’ll know we’re the real deal.


Get a free consultation and quote by getting in touch with our easy online form, or call (860) 613-1130.


fresh like the outdoors

  • Air Duct Cleaning
  • Dryer Vent Cleaning
  • Coil Cleaning
  • Kitchen Exhaust Systems Cleaning
  • Combustible Dust Control & Cleaning
  • HVAC System Inspections & Cleaning
  • Insulation Restoration Services, and More

Contact us today for all of your air duct cleaning needs.


  • Certified member of National Air Duct Cleaners Association (NADCA)
  • NADCA certified Air System Cleaning Specialists (ASCS) on staff
  • NADCA certified Ventilation Systems Inspector (CVI) on staff


Frank “Hank” Duncan, ASCS, CVI

Owner, Preferred Hood & Duct Inc

Frank “Hank” Duncan is the owner of Preferred Hood & Duct, Inc and has been in the Indoor Air Quality industry for 20 years. Frank is Certified by the National Air Duct Cleaners Association (NADCA) as a Ventilation Systems Inspector (CVI) and an Air Systems Cleaning Specialist (ASCS). Throughout his 20 years in the industry he has successfully completed 100’s of projects from single system residential projects to complex industrial projects involving dozens of HVAC and Kitchen Exhaust systems.

Get a free consultation and quote by getting in touch with our easy online form, or call (860) 613-1130.