Residential/Light Duty Roll Up Doors If you need a roll up door for your home, a shed or even multiple doors for a storage system, our light duty models will satisfy your needs. Available up to 10' x 10' and in wind rated and non-wind rated designs. Commercial/Heavy Duty Roll Up Doors For commercial purposes our heavy-duty line of doors will have you covered. Our commercial rolling doors are available in sizes up to 20' wide by 18' high and can be wind rated as 16'. DBCI mini doors offer many standard features that make it the superior choice: a proprietary gear–driven tensioning bracket for safe and easy adjustments, a rust-resistant aluminum bottom bar to protect against the elements and a standard stainless steel latch. Supported with a reliable e-cote spring and finished with the WeatherXL™ coating system, DBCI mini doors are perfect for any self-storage facility or small building application. DBCI's commercial-grade, steel curtain roll-up doors offer unparalleled quality.