1 in x 2 ft x 6 ft Armstrong Optima 9/16 in Square Tegular Panel - 3261
1 in x 2 ft x 6 ft Armstrong Optima 15/16 in Square Tegular Panel - 3281
1 in x 2 ft x 6 ft Armstrong Calla 9/16 in Square Tegular Panel - 2866
1 in x 2 ft x 6 ft Armstrong Calla 9/16 in Square Tegular Panel / Atmospheric - 2866SW6505
1 in x 2 ft x 6 ft Armstrong Calla High CAC 9/16 in Square Tegular Panel / White - 8816