HC-L980 & 12-HCL980 Keyed Removable Mullions
Fire-rated for 8x8 foot paired openings, the HC-L980 & 12-HCL980 Keyed Removable Mullions
Designed for severe wind load conditions due to hurricanes or windstorms, the lockable HCL980 & 12-HCL980 Removable Mullions are tested to Dade County protocols and ASTM Standards. For a fire-rated option, specify 12-HCL980.