When your project requires an attractive and solidly constructed rolling sheet door that is also easy on your budget, American Doors rolling sheet doors are a perfect solution. These door systems incorporate innovative design elements that enable fast installation and ensure smooth operation for enhanced door life.
Corrugated Top Sheet Assembly forms a strong torque cylinder for strength and easy operation, and conceals the spring mechanism.
Corrugated door curtain is round profile,
curtain is hot-dipped, galvanized 26-Ga steel, primed then finished with high glossw silicone polyester paint.
Polypropylene anti-wear strips on continuous guides for sliding metal parts, providing quieter operation and longer life.
Cast ductile iron windlocks arerivited to curtain as required for windload rating.
Axle casting assembly holds constant door tension, and allows easy adjustments. Heavy-duty steel bracket plates rigidly support axle, spring and door.
Drum wheel is deep-drawn galvanized steel with steel bearings.
Bottom Bar assembly includes aluminum extrusion with tubular-type vinyl astragal. Optional dual-durometer astragal also available.
Slide-bolt assembly made of heavy-duty steel, the slide bolt is held in place with patented corner blocks and wind-locks from inside at both bottom corners. For added security, both slide bolts accept padlocks. Exterior curtain lock also available.
Windload door guides are formed from 13-Ga galvanized steel. DS-357 guides install readily to masonry, concrete, or steel construction.
Automatic door stops prevent door from rolling up past header.
Tempered steel springs are engineered to counterbalance different door sizes and weightsfor smooth, easy operation and long service life. Both springs are clip-welded to the axle for correct location and extension.
Heavy duty steel axle supports door curtain and counterbalance system.