Manufacturer of 
Quality Rolling Steel Doors

Made In USA

Dawn 4" Door - 4" Boxspring Doors

Product Features

  • Storefront security doors, rolling doors and container doors are great for storefronts, warehouse entrances, sheds and indoor/outdoor flea markets
  • Incorporates a 4″ interlocking curve slat design
  • Roller gate box spring doors consist of a flat blue spring steel wrapped around a 2″ pipe shaft mounted to a spring box

Alpine’s Economy Rolling Gate Box Spring storage doors are designed for security and are easy to operate. Alpine’s container rolling doors, container doors have been proven for use on thousands of installations for business and industry and require minimal maintenance.

Alpine’s rolling gate Dawn 4″ Door® curtains incorporate a 4″ interlocking curved slat design. These self-storage doors can be either manually or motor operated. The rolling gate, Steel Dawn 4″ Door® includes a 24 gauge galvanized or paint-primed hood. Locking standard choices include hasp-pin type or slide bolts for use with padlocks. Call the factory for additional lock options for your container rolling doors.

4″ Curved Slats