| Choose Size | 19inch Square |
|---|---|
| Model | RC10 |
| MPN | RC10 |
| Brand | FICBXRA |
| Type | Exhaust Fan |
Check the listing for details. Roof Curb For Exhaust Fan 23” Square x 20”High Flat Bolt Curb 18 Gauge Galvanize. Condition: New. Listed at 129.99 USD. Roof curb is support structure for exhaust fan and ventilator. The roof curb can act as a hatch or access entry port. Roof vents or exhaust fans can be easily removed to allow quick access to ductwork, electrical lines or the attic below for maintenance.