Duct Diagnostics, LLC was formed in 1998. We specialize in commercial and residential Aeroseal air duct sealing and duct cleaning and have successfully completed jobs with prices ranging from a $400 home to a $120,000 school. Our goal at Duct Diagnostics is to achieve 100% customer satisfaction. We specialize in residential and commercial air duct cleaning, duct sealing, and dryer vent cleaning. Our state-of-the art equipment is contaminant-free and approved for use in sterile environments such as hospitals and laboratories. Our professionally trained staff prides itself on a job well done and gives the same consideration to all jobs, regardless of size. Integrity is the key to our success and is the reason we have a good reputation. Duct Diagnostics, LLC was formed in 1998 by Ralph Fico who is active in the company's day to day operations. Employees hold certifications as a Air Systems Cleaning Specialist and a Ventilation System Mold Remediator from NADCA(the National Air Duct Cleaners Association and as a Certified Microbial Remediator from the American IAQ Council. Every employee is OSHA10 certified.
| Website | http://www.ductdiagnostics.com |
| Revenue | $3 million |
| Employees | View employees |
| Address | 354 Woodmont Rd Ste 13, Milford, Connecticut 06460, US |
| Phone | +1 203-734-1532 |
| Industry | Consumer Services General, Consumer Services |
| Competitors | Ductworks, Duct Doctor, Expert Duct Cleaning, Fresh Air Duct Cleaning, Air Diagnostics Inc, Air, Air Quality Solutions, Duct Medic (view competitors) |
| SIC | SIC Code 73 Companies, SIC Code 734 Companies |
| NAICS | NAICS Code 56 Companies, NAICS Code 561 Companies |
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The Duct Diagnostics , LLC annual revenue was $3 million in 2026.
Duct Diagnostics , LLC is based in Milford, Connecticut.
The NAICS codes for Duct Diagnostics , LLC are [56, 561].
The SIC codes for Duct Diagnostics , LLC are [73, 734].