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Fire Doors - Rolling Steel Doors A 24 Hour Door Service Rolling steel doors can be installed on openings requiring fire labeled closures. In the event of fire these doors will close automatically upon the melting of the fusible link, and/or release by smoke detection devices, and prevent the passage of flame and smoke. Under normal usage they operate with the same ease as service doors. Thru wall fusible links are available as an optional item. A 24 Hour Door Service Underwriters doors may be operated manually, by hand chain, by hand cranks or by motor operation. Labels are available on doors up to 120
sq. ft. with no greater dimension than 12’- 0” in width or height.
Oversize certificates can be furnished for doors up to 576 sq. ft.
with no greater dimension than 24’- 0” in width or
height. |
CLASS “A”
LABEL - division of fire walls, 3 hour rating. CLASS “B” LABEL - enclosures to vertical shafts, 1 1/2 hour rating. CLASS “C” LABEL - openings in corridors or partitions, 3/4 hour rating. CLASS “D” LABEL - exterior walls, severe exposure, 1 1/2 hour rating. |
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UNDERWRITERS OVERSIZED
CERTIFICATE - an underwriters certificate of factory inspection
is furnished on all A 24 Hour Door Service doors exceeding 120 sq. ft. in door area.
This certificate certifies that the door was made in compliance with
Underwriters Laboratories, Inc. requirements.
U.L. LISTED EXPANSION SHIELDS - where required, A 24 Hour Door Service can now furnish listed expansion shields for use on concrete jambs, also complies with NFPA 80 standards for fire doors and windows. U.L. LISTED MOTORS - when specified, A 24 Hour Door Service can supply listed operators along with many optional electrical control devices. Ease of door operation makes motor operation a desireable option. |
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A 24 Hour Door Service - Serving Minneapolis garage door, St Paul garage door and surrounding twin cities area garage door and garage door opener needs...
Cities Serviced by A 24 Hour Door Service:
Columbia Heights MN, Mendota Heights MN, Shoreview MN, Minnetonka MN, Arden Hills MN, Bloomington MN, Medina MN, Vadnais Heights MN, Oakdale MN, Afton MN, Lino Lakes MN, Cottage Grove MN, Osseo MN, Ramsey MN, St Paul MN, Elk River MN, North St Paul MN, New Brighton MN, Eden Prairie MN, Plymouth MN, White Bear Lake MN, North Oaks MN, Stillwater MN, Brooklyn Park MN, Mahtomedi MN, Hugo MN, Inver Grove Heights MN, Richfield MN, Lauderdale MN, Savage MN, Chaska MN, Roseville MN, Fridley MN, Eagan MN, Anoka MN, Blaine MN, Minnitrista MN, Mound MN, Minneapolis MN, Andover MN, Lakeville MN, New Hope MN, Orono MN, Prior Lake MN, Robbinsdale MN, St Anthony MN, Champlin MN, Brooklyn Center MN, Brooklyn Park MN, Coon Rapids MN, Circle Pines MN, Excelsior MN, Burnsville MN, Edina MN, St Louis Park MN, Hopkins MN, Maple Grove MN, Woodbury MN, Excelsior MN, Golden Valley MN, Lexington MN, Little Canada MN, Lake Elmo MN, Shakopee MN, Rosemount MN, Chanhassen MN, Apple Valley MN, Crystal MN, Deep Haven MN, Maplewood MN, Tonks Bay MN, S Minneapolis MN, S St Paul MN, Moundsview MN, Farmington MN, Rogers MN, Forest Lake MN
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