QAR 11,839
QAR 2,544
QAR 1,853
QAR 3,329
QAR 3,513
QAR 3,393
QAR 4,190
QAR 4,382
QAR 5,911
QAR 7,447
QAR 3,217
QAR 5,673
QAR 11,839
QAR 2,544
QAR 1,853
QAR 3,329
QAR 3,513
QAR 3,393
QAR 4,190
QAR 4,382
QAR 5,911
QAR 7,447
QAR 3,217
QAR 5,673
39.75 In.H-W 4.5 In.L Aluminum Backdraft Dampr Damper Application Backdraft For Nominal Duct Diameter 40 in Frame Material Galvanized Steel Number of Panels 1 Maximum Air Velocity 2250 fpm Overall Height 39 3/4 in Rough Opening Diameter 40 in Rough Opening Shape Square Fits Fan Diameter 40 in For Duct Shape Square Free Area 10.2 sq ft Overall Width 39 3/4 in Frame Material Thickness 20 ga Overall Length 4 1/2 in Frame Depth 2 in Rough Opening Length 40 inMRO3HHN2
| # | Attribute | Value |
|---|---|---|
| 1. | brand | DAYTON |

