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
1/2” (12.7 mm) ToughRock® Fireguard 45<sup>®</sup> gypsum board applied vertically or horizontally to each side of 2” x 4” wood studs 16” (406 mm) o.c. with 1-3/8” (35 mm) phosphate coated nails spaced 8” (203 mm) o.c. Horizontal edge joints and horizontal butt joints on opposite side of studs need not be staggered. Sound Tested with 3-1/2” (89 mm) fiberglass insulation.