21"H-W 6.5"L Extrd Alu Backdraft Dampr: For 18 in Fan, Single Panel, 21 in H, 21 in W, 3 in D, Wall
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DAYTON 21"H-W 6.5"L Extrd Alu Backdraft Dampr: For 1...
Mfr # 4FZH5
$151.09
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Product Details
| Catalog Page | 2811 |
| Brand | DAYTON |
| Mounting Position | Vertical |
| Fits Fan Diameter | 18 in |
| Flange Width | 1-1/2 in |
| Free Area | 2 sq ft |
| Flange Type | Rear Flange |
| Number of Panels | 1 |
| Frame Depth | 3 in |
| Rough Opening Width | 18.5 in |
| Mounting Location | Wall |
| Rough Opening Length | 18-1/2 in |
| Rough Opening Shape | Square |
| Rough Opening Diameter | 18-1/2 in |
| Blade Material | Aluminum |
| Overall H x W | 21 in x 21 in |
| Frame Material | Aluminum |
| Maximum Air Velocity | 3250 fpm |
| Mfr. Model # | 4FZH5 |
| Country of Origin | USA (subject to change) |
| UNSPSC | 30151801 |
Description
21 In.H-W 6.5 In.L Extrd Alu Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Aluminum, Number of Panels 1, Maximum Air Velocity 3250 fpm, Overall Height 21 in, Rough Opening Diameter 18 1/2 in, Rough Opening Shape Square, Fits Fan Diameter 18 in, For Duct Shape Not Applicable, Free Area 2 sq ft, Overall Width 21 in, Frame Material Thickness 0.8 in, Overall Length 6 1/2 in, Connection Type Not Applicable, Frame Depth 3 in