5/8” (15.9 mm) ToughRock® Fireguard X™ or 5/8” (15.9 mm) DensArmor Plus® Fireguard® gypsum panels applied vertically (per ULC W301) or horizontally (UL U305) to each side of 2” x 4” wood studs 16” (406 mm) o.c. with 1-7/8” (48 mm) 6d coated nails spaced 7” (178 mm) o.c. Joints staggered. ULC W301 allows vertical application only.
Hourly Rating: 1-hour
STC Rating:
Fire Test Reference: UL U305,ULC W301,cUL U305,GA WP 3605
Sound Test Reference:
Approved for Assembly:
DensArmor Plus® Fireguard C® Products
DensArmor Plus® Fireguard® Products
DensElement® Barrier Sheathing
DensGlass® Fireguard® Sheathing
DensShield® Fireguard® Tile Backer
ToughRock® Fireguard C® Products
ToughRock® Fireguard X® Mold-Guard™ Products
ToughRock® Fireguard X® Products
ToughRock® Lite-Weight Fire-Rated Products (Meets fire-rating but not included in Sound Testing)
