Armstrongs OPTIMA 15/16in. Vector PlantBased Acoustic Fiberglass Ceiling Panels, White also meet rigorous performance standards. They carry a ClassA fire rating and feature BIOBLOCK antimicrobial protection to resist mold and mildew. Their washable, scratch- and soil-resistant surface maintains a clean look over time, while downward accessibility simplifies maintenance and installation. The 8panel pack covers 16sqft and weighs approximately 8lbs. (0.50lbs per sqft), offering both acoustic value and installation efficiency.