We are proud to carry the CHI and Janus International lines of rolling steel doors, also known as roll-up steel doors. These doors are computer engineered, offering you maximum value. They’re perfect for all commercial uses, whether you are an architect, building owner, or contractor. Rolling Steel Doors Rolling steel doors might be the perfect solution for your Washington DC business. Our rolling steel doors are available with curved or flat slat service curtains as well as fully weather-sealed and insulated curtains. Curtain gauge selection may be made from 22, 20 and 18 gauge galvanized, high tensile steel. Precision, self-aligning ball bearings support both tension and drive components. The entire spring assembly is designed for simple field removal and inspection. Cahin hoist operation is a standard feature, and motor operation is available. Just like all our commercial garage door installation services, we’re more than happy to install your rolling steel doors and roll-up gates.