5/8 in x 2 ft x 2 ft Armstrong Clean Room VL Square Lay-In Fire Guard Panel - 868
5/8 in x 2 ft x 2 ft Armstrong Clean Room FL Border Panel Square Lay-In Panel - 1720
5/8 in x 2 ft x 2 ft Armstrong Clean Room VL Square Lay-In Fire Guard Panel - 869
3/4 in x 2 ft x 2 ft Armstrong Clean Room FL Field Panel Square Lay-In Panel - 1715