1C055 Mill Finish Aluminum 3" 5.452 Square-Ft. Backdraft Damper/Wall Shutter - G-90 Galvanized Steel Frame and Tie Rods 2500 fpm 9/32 x 1/2" SGD 228.85
1C209 Mill Finish Aluminum 3" 7.071 Square-Ft. Backdraft Damper/Wall Shutter - G-90 Galvanized Steel Frame and Tie Rods 2500 fpm 9/32 x 1/2" SGD 384.44
1C210 Mill Finish Aluminum 3" 10.253 Square-Ft. Backdraft Damper/Wall Shutter - G-90 Galvanized Steel Frame and Tie Rods 2500 fpm 9/32 x 1/2" SGD 440.73
1C211 Mill Finish Aluminum 3" 12.924 Square-Ft. Backdraft Damper/Wall Shutter - G-90 Galvanized Steel Frame and Tie Rods 2500 fpm 9/32 x 1/2" SGD 522.59
1C742 Mill Finish Aluminum 2-1/2" 0.786 Square-Ft. Backdraft Damper/Wall Shutter - G-90 Galvanized Steel Frame and Tie Rods 2500 fpm 9/32 x 1/2" SGD 106.18
1C743 Mill Finish Aluminum 2-1/2" 1.436 Square-Ft. Backdraft Damper/Wall Shutter - G-90 Galvanized Steel Frame and Tie Rods 2500 fpm 9/32 x 1/2" SGD 132.48
1C744 Mill Finish Aluminum 2-1/2" 2.043 Square-Ft. Backdraft Damper/Wall Shutter - G-90 Galvanized Steel Frame and Tie Rods 2500 fpm 9/32 x 1/2" SGD 148.47