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Overhead Doors

Whether you need to add doors to a warehouse, car wash, firehouse, storage facility, or any other type of commercial property, we can help you select the best product to suit your specific needs. We're an authorized dealer for C.H.I., Raynor Overhead Doors, and Lift Master openers to bring you high-quality and durable products that can meet the demands of your daily operations.

Our Products

View our collection of quality commercial doors from C.H.I. Overhead Doors:

Or click here for our Raynor Overhead Doors

Aluminum Full-View Doors

Dependable and attractive doors that offer maximum visibility.

Coiling Grilles

Lift-ready doors available in a variety of curtain options and grille patterns.

Counter Shutters

The best in security, flexibility, and appeal with smaller slats for smoother operation.

Fire Counter Shutters

Fire protection manufactured to the highest standards with space-saving designs and easy operation.

Insulated Sandwich Doors

Efficient and durable insulated doors to fit your exact specifications.

Ribbed Steel Pan Doors

Heavy-duty, rugged doors to stand up to daily operations.

Rolling Fire Doors

Engineered to meet the demands of property owners and insurance underwriters.

Rolling Service Doors

Medium or industrial-duty doors available in insulated and non-insulated models.

Side-Folding Grilles & Closures

Layouts vary from straight to attractive curves to complement the surrounding architecture.

C.H.I. Overhead Doors
Fantastic experience. I am sure this is the same story as many others. We had a garage door that had the cables come off their drums. I called them and they answered right away and someone was at my shop within 15 minutes. Door was working very soon after. They were fast, meticulous, and courteous. Highly recommend for any repairs or new installations.—Jim W., Section 12 Automotive Owner
Residential Services Whether you are looking to build a custom home, remodel your existing home, or boost curb appeal with a new garage door, we are here to serve you.
Commercial Services Nasi Construction has developed a reputation for quality work done on time and meeting budget requirements offering a diverse range of commercial experience. Our projects include the construction of new buildings, remodeling projects, and additions to municipal, education, industrial, healthcare, and more. Our main objective is to make your project a success.
Build with Nasi, Build with the Best The Nasi name is synonymous with construction in the Northwoods. Learn more about our mission and team.
Serving The Northwoods of Wisconsin & Upper Peninsula of Michigan