Close Window High Acoustics Product has NRC (Noise Reduction Coefficient) of 0.65 or greater and/or AC (Articulation Class) of 170 or greater. Fire Resistance Available in fire-resistive options (Fire Guard); tested in specific UL floor/ ceiling or roof/ ceiling construction design assemblies. Scrubability Withstands up to 150 scrub cycles using a scrubability tester as per ASTM D 2486 HumiGuard Max Maximum humidity resistance, Including outdoor applications. HumiGuard Plus Superior sag resistance, recommended for areas subject to high humidity, up to standing water and outdoor applications. Washability Offers superior wash resistance without compromising panel finish integrity, using a washability tester as per ASTM D 4828 Soil Resistance Excellent resistance to dirt and/or grease; some products meet acceptance criteria like USDA and/or Class 100 Clean Room Impact Resistance Excellent resistance to surface impact based on Falling Ball test - Modified ASTM D 1037 Scratch Resistance Excellent resistance to surface scratching, scuffing or chipping based on Hess Rake test High Light Reflectance Light reflectance of 0.83 or greater