- Rolling hurricane doors designed for crossbred fire & storm protection
- Request a Quote for your automatic fire, Quality hurricane doors
- Oversize UL label up to 20′ x 30′
- Fire doors and storm doors built in accordance with requirements specified by Underwriters Laboratories Inc.
- Storm doors and blast doors are Dade County approved for high wind loads up to 187 mph
3 Hour approved for blast resistant doors in dividing fire walls with openings not exceeding 152 sq. ft. in area. • 1.5 Hour approved for rolling hurricane doors in vertical shaft openings not exceeding 152 sq. ft. in area. • .75 Hour approved for blast doors in corridor or room-partition opening not exceeding 152 sq. ft. in area. • 1.5 Hour approved for blast resistant doors in exterior wall opening not Exceeding 152 sq. ft. in area.
Alpine’s automatic fire shutter and 4 hour fire door is tested & approved for the protection of openings in fire walls, vertical shafts and exterior walls up to152 sq.ft. with a maximum width or height of up to 13ft 6in. For openings that exceed these limitations, an oversize UL label is available for sizes up to 56′ in width and 30′ in height.
Fire-Storm® automatic fire shutter curtains are storm doors constructed of galvanized steel in 2 3/4″ flat slat and can be finished with powder coating or baked enamel finishes. Each 4 hour fire door and storm door is equipped with a 22 gauge steel hood formed to fit the contour of the end brackets. Durable ductile iron with 1/4″ semi-solid rivets, hot dipped end locks and wind locks are available for the rolling hurricane doors. Our storm door supports and brackets are all steel plates no less than 1/4″ thick. Alpine’s Torsion Counterbalance Assembly is state of the art, providing maximum security and ease of use.
The features of these blast doors make them excellent choices for areas where there exists high winds and unusually high volumes of storm activity. This door is great for warehouses, storage facilities, loading dock platforms, storefronts and many other applications. These blast resistant doors are constructed to have a rigid and compact design which provides for a more structural grade product while reducing overhead space and obstruction. This 4 hour fire door can be built to the exact size specified.