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
29 In.H-W 4.5 In.L Aluminum Backdraft Damper Damper Application Backdraft For Nominal Duct Diameter Not Applicable Frame Material Galvanized Steel Number of Panels 1 Maximum Air Velocity 2250 fpm Overall Height 29 in Rough Opening Diameter 27 1/2 in Rough Opening Shape Square Fits Fan Diameter 24 in For Duct Shape Square Free Area 4.1 sq ft Overall Width 29 in Frame Material Thickness 20 ga Overall Length 4 1/2 in Frame Depth 2 in Rough Opening Length 26 1/2 inMRO4HX68
| # | Attribute | Value |
|---|---|---|
| 1. | brand | DAYTON |

