DensDeck Prime Roof Board
Fire-Resistant, Moisture-Resistant, and Durable Roof Board for Roofing Applications
DensDeck® Product Description
The patented DensDeck® design features fiberglass mats on both the front and back surfaces, embedded in a specially treated gypsum core that resists water and moisture, helping enhance fire resistance, moisture resistance, and wind uplift resistance.
Key Features of DensDeck® Prime
Roof Board Structure That Enhances Strength
The unique structure of DensDeck® Prime Roof Board provides excellent adhesion and support at joints, making the roofing system stronger and more stable.
Resistant to Damage During Construction
DensDeck® Prime has been proven to offer superior resistance to cracking, deterioration, warping, and jobsite damage compared to conventional roofing materials such as paper-faced gypsum boards, wood fiberboards, and perlite insulation boards.












