Exterior Roofing Boards

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Exterior roofing boards.

Densdeck roof boards can replace any generic type x gypsum board in any roof assembly in the ul fire resistance directory under the prefix. Including a high performance roof board in your roofing system is essential to the protection of the building and the valuable contents inside. 1 4 dens deck roof board. The unique construction has been shown to withstand delamination deterioration warping and job site damage far more effectively than paper faced gypsum board and other.

R values 28 tested in accordance with astm c518 spannings. We offer high density polyiso low density polyiso cement and gypsum cover boards. With its combination of fire resistance strength and dimensional stability industry professionals count on densdeck roof boards to enhance the performance of their roofing systems. With billions of square feet installed in a complete range of roofing systems and climate extremes densdeck roof boards have proven their toughness and versatility.

Exceptional dimensional stability and rated for extreme hail rockwool stone wool insulation roof boards have meet both the fm severe hail and the ul 2218a standard for impact resistance. Certainteed exterior soffit type x and certainteed exterior soffit type c gypsum boards are used for the underside of eaves carport ceilings canopies and other commercial and residential exterior applications with indirect exposure to the weather. 1 4 spans flute widths up to 2 5 8. For commercial and residential exterior applications with indirect exposure to the weather.