Wood-Framed Wall

Base Layer: 5/8” (15.9 mm) ToughRock® Fireguard X™ or 5/8” (15.9 mm) DensArmor Plus® Fireguard® gypsum board applied vertically or horizontally using 1-7/8” (48 mm) 6d coated nails 6” (152 mm) o.c. to each side of 2” x 4” wood studs 16” (406 mm) o.c. Face Layer: 5/8” (15.9 mm) ToughRock® Fireguard X™ Products or 5/8” (15.9 mm) DensArmor Plus Fireguard gypsum board applied vertically or horizontally to studs over base layer with 2-3/8” (60 mm) 8d coated nails 8” (203 mm) o.c. Stagger joints 16” (406 mm) o.c. each layer and side. Sound Tested with studs 16” (406 mm) o.c. and with nails for base layer spaced 6” (152 mm) o.c.

Hourly Rating: 2-hour
STC Rating: 40-44 STC
Fire Test Reference: UL U301, cUL U301
Sound Test Reference: NGC 2363
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