Roof Board Offers Enhanced Water Resistance

DensDeck Prime Roof Board with EONIC TechnologyGeorgia-Pacific Gypsum unveils DensDeck Prime Roof Board with EONIC Technology, which offers enhanced water resistance and increased vertical pull strength. According to the manufacturer, DensDeck Prime Roof Boards with EONIC Technology have manufacturing specifications that include a surface water absorption rate of 1 gram, and a total water absorption rate of 5 percent.

According to the company, in independent testing of total water absorption, alternative coated glass mat gypsum roof boards absorbed 76 percent more water more water than 1⁄2-inch DensDeck Prime Roof Boards with EONIC Technology, while 1⁄2-inch gypsum fiber boards absorbed 132 percent more. In independent testing of surface water absorption, 1⁄2-inch gypsum fiber absorbed 2.3 times more water than the new formulation, while alternative coated glass mat gypsum roof boards absorbed 4 times more water.

Finally, in vertical pull strength tests, DensDeck Prime Roof Boards with EONIC Technology were found to be 74 percent stronger than 1⁄2-inch gypsum fiber boards on the face, and 14 percent stronger on the back, notes the manufacturer. When compared to alternative coated glass mat gypsum boards, DensDeck Prime Roof Board is 2.5 times greater strength on the face, and 7 times more strength on the back.

For more information, visit www.densdeck.com.

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