West Fargo Door and Gate Operating Devices 1110 7th St NE Midland Bi-fold Doors is a national manufacturer providing sales, installation and service of high quality aircraft hangars as well as bi-fold doors, hydraulic doors, and rolling doors for agriculture, commercial and aircraft applications West Fargo ND Door and Gate Operating Devices Midland Bi Fold Door www.midlandbifold.com garage doors bi-fold commercial doors aircraft doors hangar doors farm doors agriculture doors barn doors shop doors warehouse doors sliding doors hydraulic doors swing-out doors AeroStor hangars aircraft hangars plane storage clear-span hangars garage doors bi-fold commercial doors aircraft doors hangar doors farm doors agriculture doors barn doors shop doors warehouse doors sliding doors hydraulic doors swing-out doors AeroStor hangars aircraft hangars plane storage clear-span hangars Business Reviews Midland Bi Fold Door Testimonials