1 in x 30 in x 60 in Armstrong Optima 9/16 in Square Tegular Panel - 3285
1 in x 30 in x 30 in Armstrong Optima 9/16 in Square Tegular Panel - 3259
1 in x 30 in x 54 in Armstrong Optima 9/16 in Square Tegular Panel - 3284
1 in x 30 in x 56 in Armstrong Optima 9/16 in Square Tegular Panel - 3289
1 in x 30 in x 60 in Armstrong Optima 15/16 in Square Lay-In Panel / White - 3157