Commercial Roofs
Exterior Walls & Ceilings
Interior Walls & Ceilings
Industrial & OEM
Lumber
Roof Sheathing
Specialty
Technical
Commercial Roofs
Exterior Walls & Ceilings
Interior Walls & Ceilings
Industrial & OEM
Lumber
Wall Sheathing
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.