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 C® or 1/2” (12.7 mm) DensArmor Plus® Fireguard C® gypsum panels applied perpendicular to resilient channels 24 o.c. with 1” (25 mm) Type S drywall screws 12” (305 mm) o.c. Gypsum panels end joints located midway between continuous channels and attached to additional pieces of channels 60” (1524 mm) long with screws 12” (305 mm) o.c. Resilient channels applied perpendicular to 2” x 10” wood joists 16” (406 mm) o.c. with 6d common nails. Wood joists supporting 19/32” (15.1 mm) plywood and 1” (25 mm) proprietary sanded gypsum underlayment. Sound Tested with 3-1/2” (89 mm) fiberglass insulation in joist spaces and with carpet and pad (2nd layer of drywall needed with insulation).