Roof/Ceiling Wood-Framed

5/8” (15.9 mm) ToughRock Fireguard C or 5/8” (15.9 mm) DensArmor Plus Fireguard C applied perpendicular to the resilient channels spaced 16” (406 mm) o.c. with 1” (25 mm) Type S screws 12” (305 mm) o.c. Space channels 12” (305 mm) o.c. when insulation is draped over channels. End joints attached with screws 8” (203 mm) o.c. attached to pieces of channel 60” (1524 mm) long located 3” (76 mm) back from either side of the end joint. Resilient channel applied perpendicularly to the bottom of the wood trusses 24” (610 mm) o.c. with 1-1/4” (32 mm) Type S screws. Glass fiber insulation attached to wood panels or draped over channels. When DensArmor Plus Fireguard C is used batt insulation shall be secured to wood structural panels on trusses. Trusses supporting 15/32” (405 mm) wood structural panels applied perpendicular to trusses with adhesive and 6d ring shank nails 12” (305 mm) o.c. Optional ceiling damper (refer to damper manufacturer for damper type).

Hourly Rating: 1-hour
STC Rating:
Fire Test Reference: UL P545,cUL P545,GA RC 26062
Sound Test Reference:
Approved for Assembly:
ToughRock® Fireguard C® Products
DensArmor Plus® Fireguard C® Products