ARMSTRONG 3256B Optima Ceiling Tile, 48 in W x 48 in L, Square Tegular, 9/16 in
$974.99
Ceiling Tile, Edge Type Square Tegular, Grid Size 9/16 in, Overall Length 48 in, Overall Width 48 in, Ceiling Attenuation Class 30, Fire Retardant Class Class A, Light Reflectance 88 Percent, Noise Reduction Coefficient 0.95, Recycled Content 71...