12 ft x 15/16 in Armstrong Co-Extruded Clean Room ID Main Beam - EA7900
12 ft x 1 1/2 in Armstrong Co-Extruded Clean Room HD Main Beam - EA7903
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 1 1/2 in Armstrong Co-Extruded Clean Room Cross Tee - EA7927
2 ft x 15/16 in Armstrong Co-Extruded Clean Room Cross Tee - EA7920
2 ft x 15/16 in Armstrong Co-Extruded Clean Room Cross Tee - ES7920
4 ft x 1 1/2 in Armstrong Co-Extruded Clean Room Cross Tee - EA7947
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