2 1/2" METALLAIRE Girder Nosing Cornice

Products with sag and humidity resistance maintain a flat, attractive ceiling surface in areas prone to moisture.

Standard: Appropriate for climate controlled interior spaces.

Superior (HUMIGUARD Plus): Appropriate for non-climate controlled interior spaces. Ceiling panels with HUMIGUARD Plus performance maintain superior sag resistance and are recommended for areas subject to high humidity.

Superior (Inherent): Some ceiling panels will naturally maintain a flat, attractive surface due to their material type. 

Products with mold and mildew resistance inhibit the growth of mold and mildew on the ceiling tile.

Standard: Appropriate for climate controlled interior spaces.

Superior (BIOBLOCK): Appropriate for non-climate controlled interior spaces. Ceiling panels with BIOBLOCK performance have a paint coating specially treated to resist the growth of mold and mildew.

Superior (Inherent): Some ceiling panels naturally resist mold and mildew due to their material type.

Armstrong residential ceilings meet residential fire code standards and most all provide a Class A flame spread rating. For applications requiring UL Fire Rated Assemblies, use our FIRE GUARD ceiling and grid items that are specially formulated to provide enhanced resistance against structural failure.