Greenheck 469419 Firestop Material offers reliable protection against the spread of fire and smoke. Suitable for 11⁄2-hour rated combination fire smoke dampers and dynamic rated multi-blade fire dampers, this firestop material ensures compliance with UL 555 standards. It allows for expansion during intense heat, providing a minimum clearance of 1⁄4 in. (6mm) up to a maximum of 11⁄2 in. (38mm). Easy to install, the firestop material includes optional polyethylene backer rod and Hilti Corporation - FS-One fire stop caulk. It requires retaining clips spaced a maximum of 6 in.
Greenheck 469419 Firestop Material offers reliable protection against the spread of fire and smoke. Suitable for 11⁄2-hour rated combination fire smoke dampers and dynamic rated multi-blade fire dampers, this firestop material ensures compliance with UL 555 standards. It allows for expansion during intense heat, providing a minimum clearance of 1⁄4 in. (6mm) up to a maximum of 11⁄2 in. (38mm). Easy to install, the firestop material includes optional polyethylene backer rod and Hilti Corporation - FS-One fire stop caulk. It requires retaining clips spaced a maximum of 6 in.
Greenheck 469419 Firestop Material offers reliable protection against the spread of fire and smoke. Suitable for 11⁄2-hour rated combination fire smoke dampers and dynamic rated multi-blade fire dampers, this firestop material ensures compliance with UL 555 standards. It allows for expansion during intense heat, providing a minimum clearance of 1⁄4 in. (6mm) up to a maximum of 11⁄2 in. (38mm). Easy to install, the firestop material includes optional polyethylene backer rod and Hilti Corporation - FS-One fire stop caulk. It requires retaining clips spaced a maximum of 6 in.
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