Commercial roofing solutions provider Georgia-Pacific Gypsum enhanced one of its fiberglass mat cover boards: the DensDeck Prime roof boards. With its mold and fire resistance design, the system delivers strength and stability for enhanced performance with roofing adhesives, according to the company. The easy-to-cut mats can now be applied more evenly and uniformly for cleaner and finished look. Available in half-inch and 5/8-inch options, DensDeck Prime comes with a 90-day limited warranty.