12 ft x 15/16 in Armstrong Co-Extruded Clean Room ID Main Beam - EA7900
2 ft x 15/16 in Armstrong Co-Extruded Clean Room Cross Tee - EA7920
12 ft x 15/16 in Armstrong Co-Extruded Clean Room Heavy Duty Main Beam - ES7901
12 ft x 15/16 in x 15/16 in Armstrong Co-Extruded Clean Room Steel Angle Molding - ES7801
2 ft x 15/16 in Armstrong Co-Extruded Clean Room Cross Tee - ES7920
4 ft x 15/16 in Armstrong Co-Extruded Clean Room Cross Tee - EA7940
4 ft x 15/16 in Armstrong Co-Extruded Clean Room Cross Tee - ES7940