LAMBRO(R) 4IN AL WALL EXHST HD VENT

Lambro 3440 4-In. Aluminum Wall Exhaust Hood Vent with Damper and 11-In. Pipe, No Interior Trim Plate, 3440

4-In. Aluminum Wall Exhaust Hood Vent with Damper and 11-In. Pipe, No Interior Trim Plate, 3440

• Recommended for clothes dryer or bath fan exhaust installations
• For new or replacement vent installations
• Mounts over existing 4-in. openings
• 11-in. pipe for through-the-wall installation; does not include interior trim plate
• Designed for maximum airflow
• Features an opening with a net-free area of 20.5 sq. in.
• Opening and cl