New Millennium Building Systems

N Roof Deck

Cellular N Deck

Cellular N-Dek is a 3″ deep, cellular structural roof deck unit that provides a support surface for various types of roofing materials. The liner panel with Dek-Knek® Sidelap Attachment System provides a finished underside ceiling with self-aligning sidelaps and concealed fasteners. NCA-Dek is a 3″ deep, cellular, acoustical structural roof deck unit with a perforated liner panel that provides a noise reduction coefficient (NRC) value of 0.95 with rigid insulation. Fiberglass insulation batts are installed in the deck cells at the factory under controlled conditions.

  • Available in 24 ½″ cover width
  • Available in seven steel gage thicknesses (see load tables) with various deck/liner panel thicknesses, a variety of galvanized coating weights and an array of paint systems
  • Types N-Dek Cellular and Cellular N-Dek Acoustical are ICC, FM and UL approved
Cellular N-Dek
Cellular N-Dek
Cellular N-Dek dimensions
Cellular N-Dek Acoustical
Cellular N-Dek Acoustical
Cellular N-Dek Acoustical dimensions