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Bi-fold Doors for Every Industry

Our folding commercial doors are ideal for every industry and a variety of building types. The simple and high quality steel frame can be manufactured to fit virtually any sized opening and the flexibility in the bi-fold design can produce a diverse range of custom projects. Learn more by selecting an industry below.

Aviation

Diamond bifold doors are ideal for any type of aircraft hangar, including hangar homes, private hangars, and commercial hangars. Our innovative non-overlapping cable lift system is long lasting and requires little maintenance. Popular with single engine aircraft owners is the convenient optional auto-lock upgrade. Forget struggling with sliding or panel hangar doors. Install an automatic bi-fold door for trouble-free operation. Diamond Doors was founded by a former commercial pilot and we design our doors with pilots in mind: a door with refined, high quality engineering.

Agriculture

Our bi-folding doors are suited for any agricultural application, including cold storage buildings, insulated shops, and livestock barns. Whether you are constructing a new post frame building, or want to retrofit an old quonset, a Diamond bi-fold will optimize your clear opening. Each door is engineered to the building locations wind load ratings so you can be sure your door is secure. Our emergency brake prevents the door from coming down during a power outage. And if you need to bring the door down to a safe position? The emergency manual opener can operate the door without power. Our cable lift doors are a low maintenance, safe, and long lasting solution – all at a competitive price.

Industrial

Diamond Doors manufactures automatic bi-folding industrial door systems for a variety of commercial applications. Bi-fold doors are a great option for manufacturing facilities, public buildings, and storefronts. Our design can be modified to allow for overhead cranes, to be scaled to large sizes, or to accommodate specialty exterior finishing. The long lasting and low maintenance design gives you the best return on your investment. Diamond Doors are a practical, high quality investment for your building.

Contact Us

Toll Free 866-325-7600 or at info@diamonddoors.com.
We would be happy to chat with you about your project or
answer any questions you may have. No pressure.

If you are looking for an estimate, you can easily get
pricing through our online quote builder.