ARM OPTIMA 20 X56 X1 | CTA3266

Armstrongs OPTIMA 9/16 in. Square Tegular Acoustic Fiberglass Ceiling Panels also meet Class A fire performance standards per ASTM E84, supporting safety compliance in commercial buildings. The surface is finished with a factory-applied, acoustically transparent DuraBrite membrane, making it washable, impact-resistant, and scratch- and soil-resistant. Each panel is lightweight at approximately 0.55 lbs per sq. ft., with an R-value of 4.00 for added thermal efficiency. Designed for installation in 9/16 in. grid systems, this panel blends acoustic performance, energy savings, and easy maintenance.

• Provides excellent sound absorption with a 0.95 NRC rating
• Features 88% light reflectance for brighter, energy-efficient interiors
• Rated Class A for fire performance under ASTM E84 standards
• Resists sag, mold, and mildew thanks to its HUMIGUARD Plus treatment
• Lightweight and thermally efficient with a 4.00 R-value