Exterior Wood-Framed Wall

Exterior: 5/8” (15.9 mm) DensGlass® Fireguard® Sheathing or ToughRock® Fireguard X® Sheathing applied vertically (U337, W301, U305) or horizontally (U305) to 2 x 4 wood studs 16” (406 mm) o.c. with 1-3/4” (45 mm) galvanized roofing nails 7” (178 mm) o.c. for all framing members. Exterior surface covered with weather exposed cladding or finish system. Interior: 5/8” (15.9 mm) DensArmor Plus® Fireguard® interior panels or 5/8” (15.9 mm) ToughRock® Fireguard X™ Products applied vertically (U337, U305) or horizontally (U305) to studs with 1-7/8” (48 mm) 6d coated nails 7” (178 mm) o.c. Stagger joints each side.

Hourly Rating: 1-hour
STC Rating: 30-34 STC
Fire Test Reference: UL U305, UL U337, WHI 495-0702, ULC W3011 and 3, GA WP 5515
Sound Test Reference: OR 64-8
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