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Add Value with DensDeck® Roof Boards

Leading the fiberglass mat gypsum roof board category for more than 25 years, DensDeck® roof boards have earned wide acceptance in the commercial roofing industry. Used as cover boards, underlayment or thermal barrier, DensDeck can add durability and sustainability to virtually any commercial roofing system. Ideal in sound rated assemblies. Watch a video

Jump to: DENSDECK | DENSDECK PRIME | DENSDECK DURAGUARD

DensDeck is regionally manufactured throughout the United States and Canada, and may contribute to LEED® Materials and Resources certification points.

Sound isolation assemblies with DensDeck roof boards

Sound Isolation

Tested in assemblies, DensDeck® Roof Boards contribute to Sound Transmission Class (STC) up to 61 and Outdoor Indoor Transmission Class (OITC) ratings up to 491. Ideal for today's high-performance buildings.

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DensDeck roof boards can add durability

Longer Lasting Roofs

Add durability to virtually any commercial roof assembly. Used as a cover board or underlaymnet, DensDeck roof boards help protect against damage from wind and hail, fire, foot traffic and mold.

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DensDeck roof boards are versatile

Versatility

DensDeck roof boards protect membranes, insulation and the structural deck in roof systems from Mod Bit/BUR and single-ply, to spray foam and fluid-applied systems. Ideal for roof-mounted alternative energy systems.

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  • Description
  •  
  • Application

DensDeck Prime Roof Board

DensDeck Prime Roof Board

Versatile fiberglass mat roof board. Enhanced surface treatment allows uniform spreading of adhesives for a strong, consistent bond.

  • Ideal Cover Board
  • Single-Ply Adhered
  • Modified Bitumen
  • Built Up Roofing (BUR)
  • Spray Foam
  • Solar, Vegetative, Cool

DensDeck Roof Board

DensDeck Roof Board

Durable, moisture- and mold-resistant fiberglass mat roof boards for a wide variety of roofing systems. Use for new and re-roofing applications.

  • Thermal barrier
  • Single-Ply Mechanically Attached

DensDeck DuraGuard Roof Board

DensDeck DuraGuard Roof Board

Combines the superior features of DensDeck roof board with a durable, low-perm integrated coating ideal for a variety of self-adhered systems.

  • Self-Adhered
  • Fluid-Applied
  • Modified Bitumen
  • Built Up Roofing (BUR)
  • Photovoltaic, Vegetative, Cool

1Testing on these assemblies was conducted and passed at the Riverbank Acoustics Laboratories in Geneva, IL, one of the oldest and most respected sound testing laboratories in the nation.

For recommendations and limitations of use for DensDeck Roof Boards, click here to download the technical brochure. Georgia-Pacific Gypsum does not warrant or provide specifications for any specific roofing assembly or any component other than DensDeck Roof Boards. Consult with the appropriate system manufacturer or design authority for system specifications and instructions.

LEED is a trademark of the U.S. Green Building Council.

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