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
Exterior Side: 5/8” (15.9 mm) DensGlass® Fireguard® Sheathing or ToughRock® Fireguard X® Sheathing applied vertically to 3-5/8” (92 mm) 18-gauge (43 mils) steel studs 24” (610 mm) o.c. with #6 x 1-1/4” (32 mm) self-drilling, corrosion-resistant, bugle head drywall screws 8” (203 mm) o.c. at edges and ends and 8” (203 mm) o.c. at intermediate studs. Polymer-based exterior insulation and finish system applied over sheathing. 4” (102 mm) maximum foam-on-plastic thickness. Interior Side: One layer 5/8” (15.9 mm) ToughRock® Fireguard X® Products or 5/8” (15.9 mm) DensArmor Plus® Fireguard® gypsum panels applied vertically to studs with #6 x 1-1/4” (32 mm) self-drilling, bugle head drywall screws 8” (203 mm) o.c. at edges and ends and 12” (305 mm) o.c. at intermediate studs.