Manufacturer of 
Quality Rolling Steel Doors

Made In USA

Smoke Fire-Tite® Secure Overhead Doors

Quality Smoke Rated Doors

Alpine’s Smoke Fire-Tite® IMB fire and smoke doors, insulated fire shutters are designed to prevent the spread of smoke. These secure overhead doors have all of the features of the Fire-Tite® IMB Fire and Smoke Doors, with an addition of an “S” rating for smoke leakage. For non-insulated doors, please refer to our entire line of fire doors.

These Fire and Smoke Doors are 3 hour approved for doors in dividing fire walls with openings not exceeding 120 sq. ft. in area. These secure overhead doors can be finished with powder coating or baked enamel finishes. Another feature of the insulated fire shutters is that each one is equipped with a 22 gauge steel hood formed to fit the contour of the end brackets. Most importantly, the vinyl smoke seal on the bottom bar and other features prevent property damage and lower health risks.

These Fire and Smoke Doors undergo several fire door tests to ensure optimal reliability during extended periods of exposure to fire. They are engineered and tested to meet or exceed industry standards. They are also built in accordance with requirements specified by Underwriters Laboratories Inc. Below is a photo gallery with some examples of insulated fire shutters.