2FTW1 Mill Finish Aluminum 3" 10.253 Square-Ft. Backdraft Damper / Wall Shutter, Front Flange - Extruded Aluminum Frame and Galvanized Tie Rods 2500 fpm 9/32 x 1/2" SGD 502.17
2FTW6 Mill Finish Aluminum 3" 3.320 Square-Ft. Backdraft Damper / Wall Shutter, Front Flange - Extruded Aluminum Frame and Galvanized Tie Rods 2500 fpm 9/32 x 1/2" SGD 212.26
2FTW7 Mill Finish Aluminum 3" 7.436 Square-Ft. Backdraft Damper / Wall Shutter, Front Flange - Extruded Aluminum Frame and Galvanized Tie Rods 2500 fpm 9/32 x 1/2" SGD 341.10
2FTX1 Mill Finish Aluminum 3" 5.452 Square-Ft. Backdraft Damper / Wall Shutter, Front Flange - Extruded Aluminum Frame and Galvanized Tie Rods 2500 fpm 9/32 x 1/2" SGD 256.59
2FTX3 Mill Finish Aluminum 3" 12.924 Square-Ft. Backdraft Damper / Wall Shutter, Front Flange - Extruded Aluminum Frame and Galvanized Tie Rods 2500 fpm 9/32 x 1/2" SGD 578.50
2FTX7 Mill Finish Aluminum 3" 8.995 Square-Ft. Agricultural Wall Exhaust Shutter - G-90 Galvanized Steel Frame and Tie Rods 2500 fpm 9/32 x 1/2" SGD 336.01
2FTX8 Mill Finish Aluminum 3" 14.841 Square-Ft. Agricultural Wall Exhaust Shutter - G-90 Galvanized Steel Frame and Tie Rods 2500 fpm 9/32 x 1/2" SGD 511.84