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Flat Shipping at 29.99 + GST AUD 29.99 flat shipping is applicable on orders with an aggregate weight less than 10kg. Orders exceeding 10kg will be charged default shipping rates.
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| Item | Backdraft Damper |
| Damper Size (In.) | 27 X 27 |
| Flange Width | 1" |
| Material | G-90 Galvanized Steel Frame, Aluminum Blades, Stainless Steel Pivot Pins, Nylon Bushings and Galvanized Steel Tie Rods. |
| Max. Velocity | 2250 fpm |
| Overall Size | 29 x 29 In. |
| Type | Roof Mount, Exhaust |
| Use w/Dayton Ventilators | 4HX87, 4HX98, 4YC52, 4YC53, 4YC54, 4YC55 |
| Ship weight (kg) | 4.95 |
| Ship height (cm) | 76.96 |
| Ship length (cm) | 75.18 |
| Ship width (cm) | 6.1 |
| HS code | 7308909590 |
| Country of Origin | US |
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