All Steel Access Floor panels are epoxy coated unitized shells consisting of a flat steel top sheet welded to a formed steel bottom sheet filled with a highly controlled mixture of lightweight cement. Manufactured to exacting tolerances, these non-combustible rigid, solid panels deliver the ultimate in strength, durability, and acoustic performance. Characteristics The safe working load or design load for the panels are equal to the concentrated load Zinc whisker free Lightweight for ease of handling Excellent grounding and electrical continuity Full range of factory applied finishes Completely non-combustible Interchangeable with Concore, Perforated and Grate panels Available in 24" and 60cm sizes Applications With three standard load performance grades and complete interchangeability with Concore, Perforated and Grate airflow panels, these panels coupled with an extensive selection of understructure supports and floor finishes are suitable for a wide range of applications from typical data/computer centers to tele communication rooms, mission critical facilities, electronic assembly areas, and general purpose equipment applications.