Diamond Bi-fold Doors – Leading in design and innovation in today’s bi-fold market.
Quality you can trust.
Diamond’s unsurpassed quality, durability, and convenience make it perfect for commercial, agricultural and aviation industries. You simply won’t find a better bi-fold door, guaranteed!
Find the best bi-fold door solution to suit your needs.
Each door is custom built to meet your specific building requirements for your hangar, livestock barn, machine shed, factory, commercial, or retail building.
- industry leading convenience with our single lever, or automatic locking system
- unsurpassed strength with a triple internal truss design
- competitive industry pricing
- direct customer support
Learn more about our doors, or give us a call and find out why every year more and more farmers, builders, and pilots are choosing Diamond for their door needs.
Sun N’ Fun 2018
We’re excited to be at Sun N’ Fun in Lakeland Florida, from April 10-15. For anyone that loves to fly, this is one of the shows you need to take in. The history of the show started in 1974, and is stronger than ever. In recent years as many as 200,000 visitors from 80 countries… READ MORE
Photo Electric Sensors
For years, Diamond Doors has considered safety to be a high priority for our bifold doors. Upgrades to safety have been available for as long as we can remember, however there are certain safety features that we can’t live without, and we believe our customers shouldn’t live without them either. We’re happy to announce that… READ MORE