Metalized jacket, single strand fiberglass yarns for added strength and tear resistance. 2 in thick glass fiber.
| Id | 227996 |
| SKU | 1649003 |
| PartNo | F8IFD4X300 |
| UPC | 050206029206 |
| Country of Origin |  USA |
| Nominal Size | 4 In |
| Air Flow Rate | 4000 Fpm |
| Temperature Rating | -20 To 250 Deg F |
| Material Gauge | 3 |
| Material | Fiberglass |
| Finish | Silver |
| Outside Diameter | 4 In |
| Length | 25 Ft |
| CID | 9 |
R.P. Lumber - Edwardsville, IL