Aluminum Wall Cap for 8" Round Duct with Backdraft Damper
Model Number: 643
The 643 Aluminum Wall Cap is a robust, easy-to-install vent for exhaust fans (range hood, bathroom, rec room, home gym, etc.). This cap provides reliable ventilation and features a back draft damper, preventing outside air from entering the home. Compatible with 8" ducting. Not suitable for dryer venting.
- Built-in backdraft damper prevents outside air from entering home
- Constructed of durable aluminum
- Easy to install in new construction, replacement, or DIY applications
- Integrated 6" aluminum duct connector
- Compatible with 8" round ducting