Welcome to Ducts Unlimited Inc.

Sheet Metal Contractor

Ducts Unlimited, Inc. is a certified Women's Business Enterprise operating as a full service HVAC sheet metal facility licensed in Delaware, Maryland and Pennsylvania

We design, fabricate and install all pieces for various project sizes including residential, commercial, retail and government

Founded as a small garage-based company in 2005 and has consistently grown since then moving to our current location in 2007 and expanding further in 2013


About Us

Experienced and Reliable

Combined decades of experience.

Quality Products

We pride ourselves with providing quality work for the best possible price.

Our Policy

We operate under the strong belief of high attention to detail, personal service, commitment to customer satisfaction and fair pricing.

Portfolio (Not Complete)


  • Buffalo Wild  Wings (Salisbury, MD)
  • Sam's Club (Dover, DE)
  • Cheddar's Casual Cafe (Camden, DE)
  • Polo Ralph Lauren (Tanger Outlets - Rehoboth Beach, DE)
  • Men's Wearhouse (Dover Mall - Dover, DE)
  • Starbucks (Rehoboth Beach, DE)
  • Forever 21 (Dover Mall - Dover, DE)
  • Zales (Dover Mall - Dover, DE)
  • Hollister (Dover Mall - Dover, DE)
  • Jos. A. Banks (Greenville, DE, Kennett Square, PA, and Queenstown,


  • Wilmington Hospital (Wilmington, DE)
  • Chester River Hospital Lobby Renovation (Chestertown, MD)
  • Christiana Hospital MRI Room (Newark, DE)
  • Milford Memorial Hospital (Milford, DE)
  • A.I. DuPont Hospital for Children (Wilmington, DE)
  • St. Francis Hospital (Wilmington, DE)
  • Brandywine Urology (Wilmington, DE)


  • Polytech High School (Woodside, DE)
  • Smyrna High School (Smyrna, DE)
  • Lake Forest High School (Felton, DE)
  • St. John the Beloved School (Wilmington, DE)
  • Claymont Elementary (Claymont, DE)
  • Ezion Baptist Church (Wilmington, DE)


  • Dogfish Head Brewery Warehouse (Milton, DE)
  • Wilmington Country Club (Greenville, DE)
  • Delmarva Power (Harrington, DE and Newark, DE)
  • Hertrich Body Shop (Milford, DE)
  • Holly Kia (Felton, DE)
  • Shipley Lofts (Wilmington, DE)
  • Wilmington Fire House (Wilmington, DE)
  • John Dickinson Plantation (Dover, DE)
  • Wawa (Rt. 7, Newark, DE)


  • Chapel (DAFB)
  • C-17 Hangar/Bldg. 714 (DAFB)
  • Control Tower Museum (DAFB)
  • Building 300 - Hospital (DAFB)
  • Food Court (DAFB)
  • Vet Clinic (DAFB)
  • Operations Squadron Facility (DEANG)


  • Abingdon Water Treatment Plant (MD)
  • Church Creek Pumping Station (MD)
  • Deer Creek Pumping Station Renovations (Havre de Grace, MD)

Contact Us

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Ducts Unlimited Inc.

339 West Mount Vernon Street, Smyrna, Delaware 19977, United States

Mailing Address: P.O. Box 242 Smyrna, DE 19977, United States Phone: (302) 653-8448 Fax: (302) 653-0864


Monday - Friday: 7:30 - 3:30