Black Diamond® Base Sheet




 

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Black Diamond® Base Sheet

CertainTeed's Black Diamond Base Sheet is a heat-activated self-adhering, SBS modified, fiber glass base sheet with fine particle surfacing. It is intended for use beneath mopped and torched cap and ply sheets.  Provides additional strength, improved handling, pliability, and moisture resistance when used as the first ply over non-nailable and insulated substrates. Black Diamond Base Sheet may also be used as a vapor retarder under roof insulation.
The following information represents typical average properties of Black Diamond Base Sheet:

  • Support Mat: Wet process fiber glass mat
  • Surfacing: Fine black mineral particles
  • Approximate Product Weight: 78 lbs. per roll
  • Dimensions: 39-3/8" x 68' 7" (225 square feet)
  • Coverage: Two Squares
  • Thickness: 1.5mm (60 mils)


For additional technical resources please refer to the CertainTeed Commercial Roof Systems Manual or click on the Technical Information link located on the left navigation area.
Black Diamond Base Sheet is attached by a self-adhering method. It is not intended for attachment with hot asphalt, cold adhesive, coal tar pitch, or mechanical fasteners. Rolls should be stored upright, off ground, completely protected from the weather. Roof decks shall be structurally sound, dry, and smooth and meet or exceed minimum requirements of the deck manufacturer, local code and CertainTeed.

For detailed installation instructions please refer to the CertainTeed Commercial Roof Systems Manual or click on the Installation Instructions link located on the left navigation area.

Outstanding Warranty Options

CertainTeed backs its commercial roofing systems with the confidence of three warranty choices:
 
Limited Product Warranty
NDL Roof Membrane Limited Warranty*
Full System NDL Limited Warranty*
 
Owners and specifiers who choose the NDL or Full System NDL warranty options have the added security of manufacturer involvement in the sometimes difficult process of contractor qualifying and workmanship inspection.  Consult with the roofing contractor and your CertainTeed commercial roofing territory manager to decide which CertainTeed warranty is best for your building or project.
 
*NDL warranties are not available on all specifications and are only available through CertainTeed Gold and Silver Star Contractors

 
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