Steel Roof Cap for 3-1/4" x 10" or up to 8" Round Duct with Backdraft Damper and Bird screen, Black
Model Number: 634
The 634 Steel Roof Cap is an easy-to-install vent for exhaust fans (range hoods, bathroom, rec room, home gym, etc.). This cap provides reliable roof top ventilation and features both a back draft damper and bird screen, preventing outside air from entering the home and birds or small pests from entering duct work. Compatible with up to 8" ducting and 3-1/4" x 10" ducting. Not suitable for dryer venting.
- Built-in backdraft damper prevents outside air from entering home
- Built-in bird screen prevents birds and other small animals from entering duct work
- Durable steel with a black powder coat finish
- Easy to install in new construction, replacement, or DIY applications
- Compatible with 3-1/4" x 10" ducting or up to 8" round ducting