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Your Expert Metal Building Door and Window Supplier

View Our Doors

EXPI-DOOR® Systems Inc. was established in 1999 as an alternative to the existing door suppliers of that time. EXPI-DOOR® determined that there were many builders that wanted a higher grade of materials, quality workmanship, better customer service with more personalized attention, and long term product support.

EXPI-DOOR® operations, sales, and customer service personnel emphasize getting information quickly to the customer, and in an understandable format, to ensure questions are answered and information is complete.

MBMA Associate Member Industry Advocate


Las Vegas, NV | October 18-20

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Customer Spotlight

Dunn Building Company

We're excited have this update to one of previously featured customers! Dunn Building Company recently completed the Northwest Alabama Regional Airport Hangar, which utilizes our Storefront doors and EXPI-VIEW windows, in Muscle Shoals, Alabama. This project was a new construction, design build, 150'x150'x50' (22,500SF) pre-engineered metal building (PEMB) hangar capable of housing a 737 Aircraft with its 123' wide hangar door with 50'x100'x16' (5,000SF) lean-to office build-out with restroom. We enjoy partnering with Dunn, especially because of their Dunn Fundamentals of safety, quality, and efficiency, and we are grateful they choose us to supply their doors and windows.

Architectural design: 5R Design out of Huntsville, AL
Structural design: PRM Structural Engineers out of Huntsville, AL
Civil design: CG Jones, LLC. Construction out of Tuscumbia, AL

Mechanical & Plumbing: Lee Company out of Madison, AL
Electrical: Southern Electrical Contractors, Inc. out of Birmingham, AL
Fire Suppression: Industrial Fire Protection (IFP), a worldwide company licensed in 50 USA states and over 65 countries.

View their previous customer spotlight here: Dunn Building Company

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