Southern Dock Products & Just Rite Equipment 1-888-724-3575 ContactNews Case StudiesCareersAbout Us Overhead Door- Model 521 Modern Aluminum Garage Door Designed to fit openings up to 26'2" (7976 mm) wide and 20'1" (6121mm) high, the 521 Series features a wide, 2-3/4" (70mm) center stile, 3-3/4"...