21"H-W 6"L Aluminum Wall Backdraft Dampr: For 18 in Fan, Single Panel, 21 in H, 21 in W, 2 1/4 in D
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DAYTON 21"H-W 6"L Aluminum Wall Backdraft Dampr: For...
Item 2C521
$87.00
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Product Details
| Catalog Page | 2811 |
| Brand | DAYTON |
| Blade Material | Aluminum |
| Rough Opening Shape | Square |
| Mounting Position | Vertical |
| Rough Opening Width | 18.5 in |
| Mounting Location | Wall |
| Rough Opening Length | 18-1/2 in |
| Flange Width | 1-1/2 in |
| Frame Material | Galvanized Steel |
| Free Area | 2.1 sq ft |
| Overall H x W | 21 in x 21 in |
| Flange Type | Rear Flange |
| Number of Panels | 1 |
| Fits Fan Diameter | 18 in |
| Maximum Air Velocity | 2000 fpm |
| Rough Opening Diameter | 18-1/2 in |
| Frame Depth | 2-1/4 in |
| Mfr. Model # | 2C521 |
| Country of Origin | USA (subject to change) |
| UNSPSC | 40101504 |
Description
21 In.H-W 6 In.L Aluminum Wall Backdraft Dampr, Damper Application Backdraft, For Nominal Duct Diameter Not Applicable, Frame Material Galvanized Steel, Number of Panels 1, Maximum Air Velocity 2000 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 2.1 sq ft, Overall Width 21 in, Frame Material Thickness 20 ga, Overall Length 6 in, Connection Type Not Applicable, Frame Depth 2 1/4 in