Embossed galvanized steel. The attached spring strap makes it easy to use for both wall and ceiling flue openings. Clamps of spring wire constructed so that they won't lose their strength.
| SKU | 428175 | UPC | 045081800330 |
| Weight | 0.5 | Package Width | 9.6 |
| Package Length | 9.6 | Package Height | 0.3 |
| Model Number | 3F-72 | Brand | Fulton |