Roof Curb For Fan Base Size 24 1/2 in Curb Height 12 in Curb Inside Width 20 in Curb Outside Width 23 in Material Steel Standards UL 705 For Use With 24 1/2 in Square Base Adjustability Fixed Ventilation Type Nonventilated Application General Exhaust Curb Inside Length 20 Curb Outside Length 23 in Curb Shape Square Damper Tray Size 17 1/2 in x 17 1/2 in Features Flashing Flange One Welded Corner Wood Nailer Finish Galvanized Flashing Flange Width 2 inMRO3FLT5
| # | Attribute | Value |
|---|---|---|
| 1. | brand | DAYTON |

