Deck Overlays

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Deck Overlays

Gypsum and Composite Overlay Boards

Click on a manufacturer's name to see the full list of their products accepted for use in the RoofStar Guarantee Program
Manufacturer Product Name Density: (kg/cu. m) Compressive Strength: kPa (psi) Accepted Size & Thickness
Georgia-Pacific Canada Ltd. Densdeck Roofguard
Densdeck Roofguard Prime
USG SecureRock Gypsum Fibre Roof Board
Glass-Mat Roof Board



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