New Millennium Building Systems
New Millennium Building Systems
Structural Steel Building Systems
7575 W. Jefferson Ave.
Fort Wayne, IN 46804
Phone: 260-969-3500
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New Millennium Building Systems > PRODUCT > NW32™ and N Roof Deck
NW32™ and N Roof Deck

Types NW32 and N are 3-inch roof deck profiles that make large open spaces possible in structures such as gymnasiums, limiting the number of structural supporting members required. Choose from 32-inch coverage, standard 24-inch coverage, cellular and inverted configurations. NW32 is available with nested or interlocking side laps. N deck is available with nested side laps only. All NW32 and N deck variations are available with acoustical options.


  • Available with nested side laps or interlocking side laps
  • Available as an acoustic deck manufactured with perforations in the vertical ribs, type NW32A and NW32IA having an NRC rating of 0.70 to 0.95 when used with rigid roofing insulation
  • All NW32 deck is FM-approved for use as a component in Classes 1-60, 1-75 and 1-90 wind uplift construction
  • All NW32 deck types are UL-, FM- and ICC-approved


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