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GP Building Products
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DensElement® Barrier System
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DensDeck® Prime Roof Boards
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ForceField® Weather Barrier System
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DensShield® Tile Backer
Gypsum
Wood

MARKET-DRIVEN INNOVATION

DensDeck® Prime Roof Boards integrate scientific advancement for dependable roofing support.

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DURABLE PROTECTION FOR TODAY'S
COMMERCIAL ROOFING NEEDS

Including a high performance roof board in your roofing system is essential to the protection of the building and the valuable contents inside. Industry professionals count on DensDeck® Prime Roof Boards to enhance the performance of their roofing systems.

  • Superior fire protection
  • Resistance to fire and hail damage
  • Holds up well under normal construction and maintenance foot traffic, while stiffening and stabilizing roof decks

 

  • Easy to install in all types of roof systems
  • Ideal for direct membrane application
  • Tested within roofing systems for sound isolation

DensDeck® Prime Roof Boards are supported by a limited warranty from Georgia-Pacific.

In keeping with the tradition of market-driven innovation DensDeck® Prime Roof Board includes EONIC™ Technology, a patent-protected enhancement that has doubled its resistance to moisture, making it the only roof board with manufacturing specifications that include 5% total water absorption resistance by weight and 1-gram surface water absorption performance on both sides of the board. (Based on published manufacturing specifications as of June 1, 2020.)

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Proved to Absorb 76% Less of the Total Amount of Water Than Gypsum Fiber 1
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Tested 2.3x Less Absorbent of Surface Water Than Gypsum Fiber 1
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Tested 52% Stronger Than Gypsum Fiber 2
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Higher Vertical Pull Strength 3
  1. Testing conducted by PRI Construction Materials Technologies in October 2017 and in accordance to ASTM C473. ½” boards tested for DensDeck® Prime Roof Boards, gypsum fiber and alternative coated glass-mat gypsum roof boards.
  2. Independent, third party testing of 1/2” boards conducted by Trinity ERD in Columbia, South Carolina in October 2016 and December 2017. Testing conducted in accordance to ASTM C473 to meet ASTM C1177.
  3. Testing of ½” boards conducted by PRI Construction Materials Technologies in October, 2017 and in accordance to ASTM C209
"It helps with hail resistance, fire resistance, and there are so many good things about the product. "
‒George Patterson, President Bennett and Brosseau Roofing

ADDITIONAL RESOURCES

Discover DensDeck Prime® Roof Board in this sampling of our product information. VISIT RESOURCES for a complete listing.

3-PART SPEC VIEW ALL 3-PART SPEC
SUBMITTALS READ MORE
WARRANTIES VIEW ALL WARRANTIES
Explore All Resources

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Want to learn more about cover boards? Have a new roof construction project? Need assistance on a roof remodel?